Castor for Conjunctivitis: Does It Work?
Does Castor (Eranda, Ricinus communis) help with conjunctivitis (Abhishyanda)? Yes, but in a very specific role. Castor's primary use here is not as an eye drop. It is as a classical Sechana (warm irrigation) preparation and as a systemic gut-clearing tool that resolves the downstream Pitta and Ama load driving recurrent pink eye.
The textual authority is unusually specific. The Sushruta Samhita, Uttara Tantra, Chapter 9 (Vatabhishyanda Pratishedha), the chapter on Vata-type conjunctivitis, prescribes "milk boiled with eranda (castor) leaves, roots, or bark, and with roots of kashaya herbs, lukewarm, beneficial for irrigation (Sechana)." This is a warm decoction used to bathe the closed eye and surrounding area, never poured into the open eye. The dry, gritty, foreign-body sensation of Vataja Abhishyanda is the precise pattern this preparation addresses.
Castor's other classical relevance to the eye is indirect but important. The Bhavaprakash Nighantu, Varga 3 describes Eranda Taila as the king of Virechana (purgative therapy) and the lead drug for resolving stuck Apana Vata and Ama in the gut. Since the Sushruta Samhita, Uttara Tantra, Chapter 6 states that almost all eye diseases arise from Abhishyanda at their root, and classical Ayurveda treats the eye through the gut and the liver, a short, supervised internal castor protocol clears the systemic load that keeps recurrent conjunctivitis coming back. Castor is rarely the only herb in a conjunctivitis plan; it is the structural mover that lets cooling and anti-microbial herbs do their work.
How Castor Helps with Conjunctivitis
Castor works on conjunctivitis through two connected mechanisms, one local and one systemic, that line up with the classical doshic logic of Abhishyanda. Both rely on Castor's unusual property profile: pungent and sweet in taste (Katu-Madhura Rasa), hot in potency (Ushna Virya), pungent in vipaka, and unctuous, heavy, and penetrating in quality (Snigdha-Guru-Sukshma Guna). The Bhavaprakash Nighantu lists Vatahara (Vata-alleviating), Shothahara (anti-inflammatory), and Vedanasthapana (analgesic) among Eranda's primary actions.
Local action: warm Sechana for the dry, gritty eye
The Vataja pattern of conjunctivitis, dry lids, gritty foreign-body feeling, scant discharge, mild pinkish redness, is essentially Vata roughening the surface of the eye and depleting the tear film. The Sushruta Samhita, Uttara Tantra, Chapter 9 prescribes milk boiled with castor leaves, roots, or bark, applied lukewarm around the closed eye as a warm wash. Castor's unctuous (Snigdha) and heavy (Guru) qualities counter the dryness (Ruksha) and lightness (Laghu) of aggravated Vata at the tissue surface, while the hot potency (Ushna Virya) counters the cold quality that constricts local circulation in dry-eye-pattern conjunctivitis. The milk vehicle adds its own cooling, demulcent action.
Systemic action: clearing the gut to clear the eye
The Sushruta Samhita, Uttara Tantra, Chapter 6 states that almost all eye diseases arise from Abhishyanda as their root cause, and classical Ayurveda treats the eye-liver-blood axis as a single unit. Recurrent or chronic conjunctivitis is repeatedly traced to Ama in the gut and aggravated Pitta in the liver flooding the Rakta dhatu that nourishes the eye. Castor is the premier classical Snigdha Virechana, fatty purgative, the rare laxative that is itself a Sneha (oleation substance). A short, supervised internal course of Eranda Taila clears Ama and stuck Apana Vata from the colon, lifting the systemic Pitta load on the eyes without dehydrating Vata. The Sharangadhara Samhita, Uttara Khanda, Chapter 4 describes castor oil with Triphala decoction as the classic gentle purgative combination used for exactly this kind of system-level reset.
How to Use Castor for Conjunctivitis
Castor for conjunctivitis is used in two distinct ways, and the choice depends on whether the eye pattern is dry and gritty (Vata-type) or whether you are addressing the gut-and-Pitta root that drives recurrence. Castor is not put directly into the open eye at home. All classical eye applications involve preparations applied around the closed eye or to clear the system through the bowel.
Forms and Doses for Conjunctivitis
| Form | Dose / Preparation | Best For | How to Use |
|---|---|---|---|
| Eranda Sechana (castor leaf milk wash) | Decoction of castor leaves/root in milk, lukewarm | Vata-type pink eye: dry, gritty, foreign-body sensation, scant discharge | Soak a clean cotton pad in the warm strained liquid; wipe the closed eye and lids 2 to 3 times daily |
| Eranda Taila (oral, supervised short course) | 5 to 10 ml at bedtime, 2 to 4 nights | Recurrent or post-acute conjunctivitis with constipation, sluggish gut, thick tongue coating | In warm milk or warm ginger tea, on empty stomach at bedtime; not daily |
| Eranda Taila with Triphala decoction | 10 to 15 ml castor oil in 60 ml Triphala decoction, morning empty stomach | Practitioner-supervised Virechana reset for chronic recurrent Pittaja Abhishyanda | Single morning dose, 1 to 3 sessions spaced a week apart; rest day, khichari diet, supervision required |
How to Prepare Eranda Sechana
This is the classical preparation described in the Sushruta Samhita, Uttara Tantra, Chapter 9. Take a small handful of fresh castor leaves (or 1 teaspoon of castor root powder if leaves are unavailable). Boil with 1 cup of milk and 2 cups of water until the volume reduces by half. Strain thoroughly through fine cloth twice and cool to lukewarm. Soak a clean cotton pad and gently apply over the closed eyelid for 3 to 5 minutes, two to three times daily. Discard any leftover preparation after 24 hours.
Anupana and Timing
For the internal Virechana protocol, warm milk is the standard anupana with castor oil for Pitta-pattern presentations; warm ginger tea is preferred when Kapha (sticky discharge, heaviness, morning crusting) dominates. Take on an empty stomach. Expect 2 to 4 loose motions over the following 6 to 10 hours. Eat only warm khichari that day.
Duration
The local Sechana applied 2 to 3 times daily typically gives noticeable comfort within 2 to 3 days for mild Vata-pattern dryness. The systemic Virechana protocol is single-session or short-course, not a daily practice. If conjunctivitis is not clearing within 3 to 4 days, see an eye doctor. Never put any castor preparation directly into the open eye without practitioner supervision.
Frequently Asked Questions
Can I put castor oil directly into my eye for conjunctivitis?
No, not without practitioner supervision. The classical preparation described in the Sushruta Samhita for conjunctivitis is Sechana, a lukewarm decoction of castor leaves and roots in milk, applied around the closed eye on cotton pads. Direct application of castor oil into the open eye is not a home protocol. Use rose water or a properly strained Triphala eye wash for direct eye applications, and reserve castor for the warm external wash or the internal systemic protocol.
How long does castor take to work for pink eye?
The warm Eranda Sechana applied two to three times daily typically gives noticeable comfort for the Vata-pattern gritty, dry pink eye within 2 to 3 days. The systemic Virechana protocol for recurrent or post-acute conjunctivitis works on a different timeline: one supervised session can clear the gut-Pitta load that drives recurrence, but the visible eye benefit emerges over the following 1 to 2 weeks as the Rakta clears. If conjunctivitis is not clearing within 3 to 4 days, see a doctor.
Castor vs Neem for conjunctivitis, which should I use?
They address different parts of the same problem. Neem (Nimba) is the strong cooling, antimicrobial herb for active Pitta-type and Kapha-type infections with heat, redness, and discharge. Castor is the structural mover for Vata-type dry pink eye and for the systemic Ama-clearing protocol that prevents recurrence. In a classical plan they are sometimes used together: Neem for the local antimicrobial action, Castor for the gut reset.
Castor vs Manjishtha for recurrent conjunctivitis?
Both target the eye through the blood, but through different routes. Manjishtha is a classical Raktaprasadana, a blood-purifier that clears Pitta from the Rakta dhatu over weeks of daily use. Castor clears stuck Apana and Ama from the colon in a short supervised purgative reset. For someone with recurrent pink eye plus constipation and a heavy tongue coating, a single Castor Virechana followed by 4 to 6 weeks of Manjishtha is the classical sequence.
Recommended: Start Castor for Conjunctivitis
If you want to start using Castor (Eranda) for conjunctivitis today, here is the simplest starting point that respects the classical safety boundaries.
Best form for this condition: cold-pressed Eranda Taila (castor oil) for the internal short course, plus fresh castor leaves where available for the external warm Sechana wash. The oil is the workhorse for clearing the gut-Pitta root of recurrent pink eye; the leaf wash is the targeted relief for Vata-pattern dryness around the eye.
Kitchen version: for the warm external wash, boil a handful of fresh castor leaves with 1 cup milk and 2 cups water until reduced by half, strain twice through fine cloth, cool to lukewarm, and apply on cotton pads over the closed eye for 3 to 5 minutes, two to three times daily. For the gut reset, 5 to 10 ml of castor oil in warm milk at bedtime, two to four nights only.
Dosha fork: if your conjunctivitis is Vata-type (dry, gritty, scant discharge), focus on the warm Sechana with milk as the vehicle. If it is Pittaja or recurrent (heat, burning, repeated episodes), focus on the short internal course of Eranda Taila with warm milk and pair with Triphala decoction.
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Safety: never put castor oil or any other herb directly into the open eye without an Ayurvedic practitioner's supervision. If conjunctivitis is not clearing within 3 to 4 days, or if you have severe pain, vision changes, or contact-lens use, see an eye doctor immediately. Internal castor oil is not for daily use, pregnancy, or active diarrhea.
Safety & Precautions
Castor is a powerful medicine, not a daily tonic. Used correctly, in the right form, the right dose, the right context, it is remarkably effective and classical Ayurveda considers it safe even for debilitated patients. Used carelessly, it can cause real harm. Here is what you need to know.
The Ricin Warning (Raw Seeds)
The whole castor seed contains ricin, one of the most toxic proteins known, a tiny amount of chewed seed can be fatal. Commercial cold-pressing and refining of Eranda Taila removes ricin almost completely (ricin is water-soluble and does not pass into oil), which is why the oil has been safely used for millennia. However:
- Never eat whole or crushed castor seeds. Two to four chewed seeds can kill an adult.
- Never use home-pressed castor oil unless properly processed. Stick to pharmaceutical-grade or reputable Ayurvedic brands.
- Keep the plant and seeds away from children and pets. The beans are attractive and brightly coloured.
Pregnancy, Do Not Use Internally
Although folk tradition historically used castor oil to induce labor, modern obstetrics strongly advises against this. Internal castor oil can trigger unpredictable uterine contractions, maternal dehydration, and fetal distress. Do not take Eranda Taila orally during pregnancy. External castor oil packs on joints or legs are generally considered safe in consultation with a practitioner, but not over the abdomen.
Absolute Contraindications for Internal Use
- Bowel obstruction or suspected appendicitis, a strong laxative here can be life-threatening.
- Active inflammatory bowel disease flare, acute hemorrhoid bleeding, or rectal prolapse.
- Active kidney, bladder, bile-duct, or intestinal infection (noted in classical texts).
- Children under 12, dose sensitivity is too high; use much gentler alternatives like warm milk with a pinch of ghee.
- Severe dehydration or electrolyte imbalance.
Side Effects at Therapeutic Doses
Even at correct doses, Castor oil commonly causes:
- Abdominal cramping for 30-90 minutes before the laxative effect begins.
- Watery stools, this is the intended action, not a side effect to push through.
- Dehydration and electrolyte loss if repeated doses are taken. Always rehydrate with warm water and a pinch of salt afterward.
- Nausea from the taste and oiliness, warm milk or ginger tea as the vehicle reduces this.
Long-Term Use Causes Dependency
Classical texts and modern practitioners agree: Castor oil is not for daily, long-term use. Repeated use trains the bowel to depend on it and can worsen chronic constipation over months. For daily digestive support, Triphala, psyllium, or dietary change are the right tools, not Castor. Reserve Castor for acute clearing, Amavata protocols, or under practitioner guidance.
Drug Interactions
No major herb-drug interactions are documented, but as a strong laxative Castor can reduce absorption of oral medications taken within 2-3 hours. Space your medications accordingly. Castor also potentiates other laxatives, diuretics, and can worsen electrolyte imbalance in people on loop diuretics.
External Use is Very Safe
In contrast to internal use, castor oil on skin, massages, packs, hair, scalp, is one of the safest topicals in Ayurveda. Outside of rare contact dermatitis, there are essentially no adverse effects. Patch-test first if you have sensitive skin.
Other Herbs for Conjunctivitis
See all herbs for conjunctivitis on the Conjunctivitis page.
▶ Classical Text References (10 sources)
- Amavata (rheumatoid arthritis)
- Vatarakta (gout)
- Shotha (swelling/edema)
- Gulma (abdominal tumors)
- Udavarta (upward movement of Vata)
- Vibandha (constipation)
- Pleeha Roga (splenic disorders)
- Yoni Dosha (uterine disorders)
- Jwara (fever)
- Kati Shoola (low back pain)
Source: Bhavaprakash Nighantu, Varga 3
Oil of Eranda – (Castor oil benefits) :स त तो णमैर डं तैलं वाद ु सरं ग ु व मगु मा नलकफानुदरं वषम वरम ् ५७ शोफौ च कट गु यको ठप ृ ठा यौ जयेत ् ती णो णं पि छलं व ं , र तैर डो वं व व त ५८ Castor oil is bitter, pungent and sweet in taste, Sara – promotes natural movement of body fluids (laxative), Guru – hard to digest, Useful in Vardhma - enlargement of the scrotum (hernia), Gulma – abdominal tumors, Anila kaphahara – diseases caused by Vata and Kapha, Udara – ascites Vishama jwara – intermitt
— Astanga Hridaya, Chapter 5: Drava Vigyaniya Drinkables
Oil of Eranda – (Castor oil benefits) :स त तो णमैर डं तैलं वाद ु सरं ग ु व मगु मा नलकफानुदरं वषम वरम ् ५७ शोफौ च कट गु यको ठप ृ ठा यौ जयेत ् ती णो णं पि छलं व ं , र तैर डो वं व व त ५८ Castor oil is bitter, pungent and sweet in taste, Sara – promotes natural movement of body fluids (laxative), Guru – hard to digest, Useful in Vardhma - enlargement of the scrotum (hernia), Gulma – abdominal tumors, Anila kaphahara – diseases caused by Vata and Kapha, Udara – ascites Vishama jwara – intermitt
— Astanga Hridaya, Chapter 5: Drava Vigyaniya Drinkables
Oil of red variety of castor seeds is still more penetrating, hot in potency and sticky and has a bad smell.
— Astanga Hridaya, Chapter 5: Drava Vigyaniya Drinkables
Notes :- Castor oil is used for medicinal purpose to produce purgation to relieve pains and reduce swelling etc.
— Astanga Hridaya, Chapter 5: Drava Vigyaniya Drinkables
The above two – laghu and mahat panchamoola constitute Dashamoola बलापन ु नवैर डशप ू पण वयेन तु म यमं कफवात नं ना त प तकरं सरम ् Bala, punarnava, eranda, surpaparni dvaya (masaparni and mundgaparni) together from the madhyama pancamula.
— Astanga Hridaya, Chapter 6: Annaswaroopa Food
त वि ति तरप ा यगोधालवक प जलाः एर डेनाि नना स ा त तैलेन वमूि छताः Meat of Tittiri, peacock, Godha (Iguana lziard), Lava (common quail), Kapinjala, cooked by the fire of wood ofcastor and processed with, fried in castor oil is lethal.
— Astanga Hridaya, Chapter 7: Anna Raksha Vidhi
any kind of grains, all substances having pleasant smell, roots of Rasna (Pluchea lanceolata) and Castor (Eranda); or meat; उ तलवणैः नेहचु त पयः लुतैः केवले पवने , ले मसं ु टे सरु सा द भः प तेन प का यै तु सा वणा यैः पुनः पुनः each one added with more of salt, fats-oil ghee etc.
— Astanga Hridaya, Chapter 17: Swedana Vidhi Sudatuin Therapy /
6-7 a Drava Sweda – श व ु ारणकैर डकर जसरु साजकात ् शर षवासांवशाक मालती द घव ृ ततः प ंम गैवचा यै च मांसै चानूपवा रजैः दशमूलेन च प ृथक् स हतेवा यथामलम ् नेहव ः सुराशु तवा र ीरा दसा धतैः कु भीगल तीनाडीवा पूर य वा जा दतंम ् वाससा अ छा दतं गा ं ि न धं स चे यथासुखम ् Warm liquid is prepared by boiling bits of leaves of drumstick, Varanaka ,Eranda – (Castor – Ricinus communis), Karanja, Surasa, Arjaka, Shireesa, Vasa , Vamsha, Arka, Malati (Jasmine) or Dirghvrinta, with drugs of vachadigana – v
— Astanga Hridaya, Chapter 17: Swedana Vidhi Sudatuin Therapy /
any kind of grains, all substances having pleasant smell, roots of Rasna (Pluchea lanceolata) and Castor (Eranda); or meat; उ तलवणैः नेहचु त पयः लुतैः केवले पवने , ले मसं ु टे सरु सा द भः प तेन प का यै तु सा वणा यैः पुनः पुनः each one added with more of salt, fats-oil ghee etc.
— Astanga Hridaya, Chapter 17: Swedana Vidhi Sudatuin Therapy /
6-7 a Drava Sweda – श व ु ारणकैर डकर जसरु साजकात ् शर षवासांवशाक मालती द घव ृ ततः प ंम गैवचा यै च मांसै चानूपवा रजैः दशमूलेन च प ृथक् स हतेवा यथामलम ् नेहव ः सुराशु तवा र ीरा दसा धतैः कु भीगल तीनाडीवा पूर य वा जा दतंम ् वाससा अ छा दतं गा ं ि न धं स चे यथासुखम ् Warm liquid is prepared by boiling bits of leaves of drumstick, Varanaka ,Eranda – (Castor – Ricinus communis), Karanja, Surasa, Arjaka, Shireesa, Vasa , Vamsha, Arka, Malati (Jasmine) or Dirghvrinta, with drugs of vachadigana – v
— Astanga Hridaya, Chapter 17: Swedana Vidhi Sudatuin Therapy /
Snigdha Virechana- done by fatty purgative, such as a castor oil.
— Astanga Hridaya, Chapter 18: Vamana Virechana Vidhi
Such as Castor oil mixed with Haritaki.
— Astanga Hridaya, Chapter 18: Vamana Virechana Vidhi
Source: Astanga Hridaya, Ch. 5, Ch. 5, Ch. 5, Ch. 5, Ch. 6, Ch. 7, Ch. 17, Ch. 17, Ch. 17, Ch. 17, Ch. 18, Ch. 18
Oil of Eranda – (Castor oil benefits) :स त तो णमैर डं तैलं वाद ु सरं ग ु व मगु मा नलकफानुदरं वषम वरम ् ५७ शोफौ च कट गु यको ठप ृ ठा यौ जयेत ् ती णो णं पि छलं व ं , र तैर डो वं व व त ५८ Castor oil is bitter, pungent and sweet in taste, Sara – promotes natural movement of body fluids (laxative), Guru – hard to digest, Useful in Vardhma - enlargement of the scrotum (hernia), Gulma – abdominal tumors, Anila kaphahara – diseases caused by Vata and Kapha, Udara – ascites Vishama jwara – intermitt
— Astanga Hridaya Sutrasthan, Drava Vigyaniya Drinkables
Notes :- Castor oil is used for medicinal purpose to produce purgation to relieve pains and reduce swelling etc.
— Astanga Hridaya Sutrasthan, Drava Vigyaniya Drinkables
त वि ति तरप ा यगोधालवक प जलाः एर डेनाि नना स ा त तैलेन वमूि छताः Meat of Tittiri, peacock, Godha (Iguana lziard), Lava (common quail), Kapinjala, cooked by the fire of wood ofcastor and processed with, fried in castor oil is lethal.
— Astanga Hridaya Sutrasthan, Anna Raksha Vidhi
Snigdha Virechana- done by fatty purgative, such as a castor oil.
— Astanga Hridaya Sutrasthan, Vamana Virechana Vidhi
Such as Castor oil mixed with Haritaki.
— Astanga Hridaya Sutrasthan, Vamana Virechana Vidhi
Source: Astanga Hridaya Sutrasthan, Drava Vigyaniya Drinkables; Anna Raksha Vidhi; Vamana Virechana Vidhi
Oil of Eranda – (Castor oil benefits) :स त तो णमैर डं तैलं वाद ु सरं ग ु व मगु मा नलकफानुदरं वषम वरम ् ५७ शोफौ च कट गु यको ठप ृ ठा यौ जयेत ् ती णो णं पि छलं व ं , र तैर डो वं व व त ५८ Castor oil is bitter, pungent and sweet in taste, Sara – promotes natural movement of body fluids (laxative), Guru – hard to digest, Useful in Vardhma - enlargement of the scrotum (hernia), Gulma – abdominal tumors, Anila kaphahara – diseases caused by Vata and Kapha, Udara – ascites Vishama jwara – intermitt
— Astanga Hridaya Sutrasthan, Drava Vigyaniya Drinkables
Oil of red variety of castor seeds is still more penetrating, hot in potency and sticky and has a bad smell.
— Astanga Hridaya Sutrasthan, Drava Vigyaniya Drinkables
त वि ति तरप ा यगोधालवक प जलाः एर डेनाि नना स ा त तैलेन वमूि छताः Meat of Tittiri, peacock, Godha (Iguana lziard), Lava (common quail), Kapinjala, cooked by the fire of wood ofcastor and processed with, fried in castor oil is lethal.
— Astanga Hridaya Sutrasthan, Anna Raksha Vidhi
any kind of grains, all substances having pleasant smell, roots of Rasna (Pluchea lanceolata) and Castor (Eranda);
— Astanga Hridaya Sutrasthan, Swedana Vidhi Sudatuin Therapy /
6-7 a Drava Sweda – श व ु ारणकैर डकर जसरु साजकात ् शर षवासांवशाक मालती द घव ृ ततः प ंम गैवचा यै च मांसै चानूपवा रजैः दशमूलेन च प ृथक् स हतेवा यथामलम ् नेहव ः सुराशु तवा र ीरा दसा धतैः कु भीगल तीनाडीवा पूर य वा जा दतंम ् वाससा अ छा दतं गा ं ि न धं स चे यथासुखम ् Warm liquid is prepared by boiling bits of leaves of drumstick, Varanaka ,Eranda – (Castor – Ricinus communis), Karanja, Surasa, Arjaka, Shireesa, Vasa , Vamsha, Arka, Malati (Jasmine) or Dirghvrinta, with drugs of vachadigana – v
— Astanga Hridaya Sutrasthan, Swedana Vidhi Sudatuin Therapy /
Source: Astanga Hridaya Sutrasthan, Drava Vigyaniya Drinkables; Anna Raksha Vidhi; Swedana Vidhi Sudatuin Therapy /
Anuvasana basti (oily enema) should be given with eranda taila (castor oil) or tila taila (sesame oil) processed with sour and anti vata drugs [65].
— Charaka Samhita, Chikitsa Sthana — Therapeutic Principles, Chapter 13: Abdominal Diseases Treatment (Udara Chikitsa / उदरचिकित्सा)
In condition where kapha is afflicted with morbid vata and pitta or where vata is overlaid by kapha and pitta, it should be treated by oral medication of eranda taila (oil of Ricinus communis) processed with relevant herbs that cure the morbid dosha.
— Charaka Samhita, Chikitsa Sthana — Therapeutic Principles, Chapter 13: Abdominal Diseases Treatment (Udara Chikitsa / उदरचिकित्सा)
In the patient whom dosha are excessively aggravated should be given eranda taila (castor oil) with milk for purgation.
— Charaka Samhita, Chikitsa Sthana — Therapeutic Principles, Chapter 29: Gout Treatment (Vatarakta Chikitsa / वातरक्तचिकित्सा)
If there is retention of feces and flatus, the patient may be given castor oil with milk or with meat-soup before meal;
— Charaka Samhita, Chikitsa Sthana — Therapeutic Principles, Chapter 12: Edema Treatment (Shvayathu Chikitsa / श्वयथुचिकित्सा)
Anuvasana basti (oily enema) should be given with eranda taila (castor oil) or tila taila (sesame oil) processed with sour and anti vata drugs [65].
— Charaka Samhita, Chikitsa Sthana — Therapeutic Principles, Chapter 13: Abdominal Diseases Treatment (Udara Chikitsa / उदरचिकित्सा)
Source: Charaka Samhita, Chikitsa Sthana — Therapeutic Principles, Chapter 13: Abdominal Diseases Treatment (Udara Chikitsa / उदरचिकित्सा); Chikitsa Sthana — Therapeutic Principles, Chapter 29: Gout Treatment (Vatarakta Chikitsa / वातरक्तचिकित्सा); Chikitsa Sthana — Therapeutic Principles, Chapter 12: Edema Treatment (Shvayathu Chikitsa / श्वयथुचिकित्सा)
Milk prepared with dry ginger and daruharidra or prepared with shyama, castor root and black pepper, or prepared with cinnamon, devadaru, punarnava and dry ginger;
— Charaka Samhita, Chikitsa Sthana — Therapeutic Principles, Chapter 12: Edema Treatment (Shvayathu Chikitsa / श्वयथुचिकित्सा)
If there is retention of feces and flatus, the patient may be given castor oil with milk or with meat-soup before meal;
— Charaka Samhita, Chikitsa Sthana — Therapeutic Principles, Chapter 12: Edema Treatment (Shvayathu Chikitsa / श्वयथुचिकित्सा)
Anuvasana basti (oily enema) should be given with eranda taila (castor oil) or tila taila (sesame oil) processed with sour and anti vata drugs [65].
— Charaka Samhita, Chikitsa Sthana — Therapeutic Principles, Chapter 13: Abdominal Diseases Treatment (Udara Chikitsa / उदरचिकित्सा)
[26] (If the vata is obstructed by fat, kapha, pitta or rakta (vitiated blood) in the disease like gulma (lump like feeling in abdomen), udara (abdominal diseases includes ascites), bradhna (inguinal swelling), piles, splenic enlargement, udavarta (abnormal upward movement of vata), yoni-roga (gynecological diseases), seminal disorders, disorders of fat by the vitiation of kapha, deep-seated vatarakta (gout), sciatica, hemiplegia etc and in such vatika disorders wherein purgation therapy is reco
— Charaka Samhita, Chikitsa Sthana — Therapeutic Principles, Chapter 26: Three Vital Organs Treatment (Trimarmiya Chikitsa / त्रिमर्मीयचिकित्सा)
[29-30] Castor oil should be administered up to the dose of five pala depending on the strength of the person, nature of disease, and the koshta.
— Charaka Samhita, Chikitsa Sthana — Therapeutic Principles, Chapter 26: Three Vital Organs Treatment (Trimarmiya Chikitsa / त्रिमर्मीयचिकित्सा)
Source: Charaka Samhita, Chikitsa Sthana — Therapeutic Principles, Chapter 12: Edema Treatment (Shvayathu Chikitsa / श्वयथुचिकित्सा); Chikitsa Sthana — Therapeutic Principles, Chapter 13: Abdominal Diseases Treatment (Udara Chikitsa / उदरचिकित्सा); Chikitsa Sthana — Therapeutic Principles, Chapter 26: Three Vital Organs Treatment (Trimarmiya Chikitsa / त्रिमर्मीयचिकित्सा)
Eranda Taila (castor oil, Ricinus communis) taken with twice the quantity of Triphala decoction or with milk produces purgation without delay.
— Sharangadhara Samhita, Uttara Khanda, Chapter 4: Virechana Vidhi (Purgation Therapy)
Kushtha (Saussurea lappa) ground with castor oil (Eranda Taila, Ricinus communis) and Kanjika, applied as a paste on the head, destroys Vata-type headache (Vataja Shirah Pida).
— Sharangadhara Samhita, Uttara Khanda, Chapter 11: Lepa Vidhi (Topical Paste Application)
Purgation (rechana) should be done using Pita (Fumaria indica), Mulya, Abhaya (Terminalia chebula), Dhatri (Emblica officinalis/Amla), Dracha, Aragvadha (Cassia fistula), and Saindhava (rock salt) — using their juice or powder, or with castor oil (eranda taila).
— Sharangadhara Samhita, Parishishtam, Chapter 1: Diseases of the Liver (Yakrit Roga Adhikara)
Eranda taila (castor oil) is a classic purgative vehicle.
— Sharangadhara Samhita, Parishishtam, Chapter 1: Diseases of the Liver (Yakrit Roga Adhikara)
Powder of Abhaya (Terminalia chebula, haritaki) roasted well in Eranda taila (Ricinus communis, castor oil), combined with Krishnaa (long pepper, Piper longum) and Saindhava (rock salt) — this is the supreme remedy for Bradhna disease.
— Sharangadhara Samhita, Parishishtam, Chapter 27: Various Diseases (Vividha Roga)
Source: Sharangadhara Samhita, Uttara Khanda, Chapter 4: Virechana Vidhi (Purgation Therapy); Uttara Khanda, Chapter 11: Lepa Vidhi (Topical Paste Application); Parishishtam, Chapter 1: Diseases of the Liver (Yakrit Roga Adhikara); Parishishtam, Chapter 27: Various Diseases (Vividha Roga)
That which penetrates the subtle channels (Sukshma-chhidra) of the body is called Sukshma (subtle/penetrating), like Saindhava (rock salt), honey, Nimba taila (neem oil), and substances born of Eru (castor).
— Sharangadhara Samhita, Purva Khanda, Chapter 4: Dipana-Pachana Adikathanam (Digestive Actions etc.)
Shunthi (dry ginger — Zingiber officinale) powder, slightly smeared with ghee, should be wrapped in Eranda (castor — Ricinus communis) leaves and roasted by the Putapaka method over gentle fire.
— Sharangadhara Samhita, Madhyama Khanda, Chapter 1: Svarasadikalpana (Svarasa, Kalka, Kvatha, etc.)
Shatapushpa (dill), Devadaru (Cedrus deodara), Shephali (Nyctanthes arbor-tristis), Sthula Jiraka (cumin), Eranda Mula (castor root) and seeds, Rasna, Mulaka (radish), and Shigru (Moringa oleifera).
— Sharangadhara Samhita, Uttara Khanda, Chapter 2: Sveda Vidhi (Sudation Therapy)
Eranda Taila (castor oil, Ricinus communis) taken with twice the quantity of Triphala decoction or with milk produces purgation without delay.
— Sharangadhara Samhita, Uttara Khanda, Chapter 4: Virechana Vidhi (Purgation Therapy)
Castor oil with Triphala decoction is a classic, gentle purgative combination widely used in Ayurvedic practice.
— Sharangadhara Samhita, Uttara Khanda, Chapter 4: Virechana Vidhi (Purgation Therapy)
Source: Sharangadhara Samhita, Purva Khanda, Chapter 4: Dipana-Pachana Adikathanam (Digestive Actions etc.); Madhyama Khanda, Chapter 1: Svarasadikalpana (Svarasa, Kalka, Kvatha, etc.); Uttara Khanda, Chapter 2: Sveda Vidhi (Sudation Therapy); Uttara Khanda, Chapter 4: Virechana Vidhi (Purgation Therapy)
Castor oil (eranda taila) is sweet, hot in potency, pungent in digestion, stimulates digestion, is subtle, astringent in after-taste, purifying, and cures channel-blockage, Kapha disorders, and fat.
— Sushruta Samhita, Sutra Sthana, Chapter 45: Dravadravya-vidhi Adhyaya - On Liquid Substances
Castor oil (eranda taila) is sweet, hot in potency, pungent in digestion, stimulates digestion, is subtle, astringent in after-taste, purifying, and cures channel-blockage, Kapha disorders, and fat.
— Sushruta Samhita, Dravadravya-vidhi Adhyaya - On Liquid Substances
Among oils, castor oil (eranda) is best.
— Sushruta Samhita, Sutra Sthana, Chapter 44: Virechana-dravya-vikalpa-vijnaniya Adhyaya - On Purgative Drug Preparations
Castor oil (eranda taila) is sweet, hot in potency, pungent in digestion, stimulates digestion, is subtle, astringent in after-taste, purifying, and cures channel-blockage, Kapha disorders, and fat.
— Sushruta Samhita, Sutra Sthana, Chapter 45: Dravadravya-vidhi Adhyaya - On Liquid Substances
Condition Treatment General Udara Castor oil with milk or cow's urine for a month or two;
— Sushruta Samhita, Chikitsa Sthana, Chapter 14: Udara Chikitsa
Source: Sushruta Samhita, Sutra Sthana, Chapter 45: Dravadravya-vidhi Adhyaya - On Liquid Substances; Dravadravya-vidhi Adhyaya - On Liquid Substances; Sutra Sthana, Chapter 44: Virechana-dravya-vikalpa-vijnaniya Adhyaya - On Purgative Drug Preparations; Chikitsa Sthana, Chapter 14: Udara Chikitsa
Milk boiled with eranda (castor) leaves, roots, or bark, and with roots of kashaya herbs — lukewarm, is beneficial for irrigation (sechana).
— Sushruta Samhita, Uttara Tantra, Chapter 9: Vatabhishyanda Pratishedha Adhyaya (Chapter on Treatment of Vata-type Conjunctivitis)
Kapittha (wood apple), Bilva (Aegle marmelos), Tarkari, Vamshi (bamboo), Gandharva-hastaka (castor), and Kuberakshi should be used for sprinkling on children.
— Sushruta Samhita, Uttara Tantra, Chapter 35: Mukhamandakapratishedha
All these should be mixed together and well-wrapped in leaves of kashmari (Gmelina arborea), kumuda (lotus), eranda (castor), dhinika, or kadali (banana).
— Sushruta Samhita, Uttara Tantra, Chapter 18: Chapter 18
Eranda (castor) root in equal measure, with double the portion of brihati.
— Sushruta Samhita, Uttara Tantra, Chapter 18: Chapter 18
The wise physician should administer erandamula (castor root) preparations or bala taila.
— Sushruta Samhita, Uttara Tantra, Chapter 26: Chapter 26
Source: Sushruta Samhita, Uttara Tantra, Chapter 9: Vatabhishyanda Pratishedha Adhyaya (Chapter on Treatment of Vata-type Conjunctivitis); Uttara Tantra, Chapter 35: Mukhamandakapratishedha; Uttara Tantra, Chapter 18: Chapter 18; Uttara Tantra, Chapter 26: Chapter 26
Medical Disclaimer: The information on this page is for educational purposes only and is not intended as medical advice. Ayurvedic treatments should be pursued under the guidance of a qualified practitioner (BAMS/MD Ayurveda). Always consult your healthcare provider before starting any new treatment. Content is sourced from classical Ayurvedic texts and may not reflect the latest medical research.