Sahadevi (Sahadevi (Vernonia cinerea))
Sahadevi (Vernonia cinerea) is a significant herb in Ayurveda, known for its diverse therapeutic applications. It's traditionally used for managing fever, skin ailments, and various inflammatory conditions. Modern research explores its potential in smoking cessation and diabetes management.
Botanical name: Vernonia cinerea. Also known as: Purple Fleabane, Ash-coloured Fleabane, Little Ironweed, Sahadevi, Sahdebi, Sahdebi, Sahadevyi, Sadodi, Surashreni, Shatapushpa, Shatagrika, Uttamkanyaka, Jwara hara, Dandotpalaa.
Properties
Antioxidant activity due to flavonoids and phenolics, Anti-inflammatory properties, Antimicrobial activity, Antidiabetic effects, Diuretic properties
Dosage
Fresh Juice: 10-20 ml, Decoction: 40-50 ml, 50-100 ml, Powder: 2-4 g (for external use), Cold Infusion: 50-60 ml, Dried or Fresh Leaves (for herbal drink): 1-2 tsp
Classical attributes
- Rasa: Tikta (Bitter), Kashaya (Astringent)
- Virya: ["Ushna (Heating)"]
- Vipaka: ["Katu (Pungent)"]
Benefits
- Jwarahara (antipyretic)
- Kushtahara (alleviates skin diseases)
- Vishahara (detoxifying)
- Raktashodhaka (blood purifier)
Traditional uses
- Jwara (fever)
- Kustha (skin diseases)
- Visha (toxicity)
- Raktavikara (blood disorders)
- Kasa (cough)
Dosha effects
- vata: balancing
- kapha: balancing
- pitta: balancing
Preparation methods
- Fresh Juice: The fresh juice of the leaves can be extracted and consumed.
- Decoction: A decoction is prepared by boiling the root and stem of the plant. It can be taken in doses of 40-50 ml for renal calculi and burning micturition.
- Cold Infusion: A cold infusion is prepared by steeping the root and stem in cold water. It can be taken in doses of 50-60 ml to treat fever due to indigestion.
- Paste: A paste of the leaves and stem can be prepared for external application on wounds and swellings. A root paste can be applied to the scalp for insomnia or to areas affected by elephantiasis.
- Herbal Drink: Sahadevi can be combined with ginger, mint, and turmeric to make a herbal drink. Simmer the herbs in boiling water for 8-10 minutes, strain, and add honey or lemon if desired.
- Powder: The plant can be washed, dried and powdered for various uses.
Contraindications
- Avoid use in bleeding disorders or before surgery due to potential platelet aggregation inhibition.
- May potentiate anticoagulants (like warfarin) and antiplatelets (like aspirin).
- May interact with immunosuppressants.
- Use caution when combining with thyroid medications and monitor thyroid function.
- People with severe liver or kidney impairment should avoid use until more safety data is available.
- If any adverse reaction occurs, discontinue use immediately and consult a healthcare professional.
Side effects
- No adverse effects have been observed from the normal dose of Sahadevi herb.
- At very high doses, it may cause mild gastrointestinal upset or loose stools.
- Topical use can cause contact dermatitis in sensitive individuals.
- Some possible side effects include nausea, vomiting, insomnia, malaise, loose motions, headache, mental depression, and hepatotoxicity.
Interactions
- Generally, Sahadevi goes well with most dietary supplements.
- It is advisable to seek a doctor's advice if taking this product along with other western (allopathic/modern) medicines.
- If both Ayurvedic and allopathic medicines are advised together, it is best to take the allopathic medicine first, wait for 30 minutes, and then take the Ayurvedic medicine.
Clinical evidence
Meta-analyses of up to 7 RCTs and databases tracking 13+ RCTs show mixed results for smoking cessation. One RCT showed potential benefits in reducing glycemic state in type 2 diabetes patients.
Ayurvedic karmas
- Jwarahara (antipyretic)
- Kushtahara (alleviates skin diseases)
- Vishahara (detoxifying)
- Raktashodhaka (blood purifier)
Classical clinical indications
- Jwara (fever)
- Kustha (skin diseases)
- Visha (toxicity)
- Raktavikara (blood disorders)
- Kasa (cough)