Rasna (Rasna (Nakuli, Blue-flowered Sinduvara))
Rasna (Pluchea lanceolata) is a revered Ayurvedic herb known for its anti-inflammatory, analgesic, and anti-rheumatic properties. It is primarily used in formulations targeting joint pain, swelling, and Vata-related disorders, promoting musculoskeletal and nervous system health.
Botanical name: Pluchea lanceolata. Also known as: Rasna, Indian camphor weed, Pluchea, Sugandha, Rayasan, Vayusurai, Rasan, Rashae, Sarmai, Reshami, Rasnay, Ilaiyam, Rasnaaku, Rasnakkiray, Sugandhamula, Gandhamula Rasya, Yuktarasa, Rasna Patra, Rasna Mool, Rasna Jad, Rasna Mul, Ray Sanay Patta.
Properties
Anti-inflammatory, Analgesic, Immunosuppressive, Uterine Relaxant
Dosage
General: It is best to consult with an Ayurvedic practitioner to verify the correct dose of Rasna. Decoction (Kwath/Kashaya): 3–6 g of root powder boiled in 240 ml water, reduced to half, consumed once or twice daily. Some sources say to boil 1 tsp (approx. 3 g) Rasna Mool Powder in 2 cups of water, reduce to half and strain and drink once or twice daily under expert guidance. Others suggest boiling 2-3 Rasna leaves in 2 cups of water till reduced to half. Strain and drink once or twice daily under expert guidance. Powder (Churna): 1–2 g of dried root with warm water or honey, up to 2 times a day. 1-2 gm of rasna powder with lukewarm water twice a day after meals can be used to relieve arthritic symptoms. Standardized Extract: 250 mg capsule (standardized to 5% plucheolide) twice daily after meals. Topical Oil: 10–15 ml of rasna‐infused sesame oil warmed and massaged over joints or muscles once daily. Rasna Powder (Churna): Take ¼-½ teaspoon of Rasna powder, mix with warm water or honey and consume once or twice daily for joint pain and digestive health.
Classical attributes
- Rasa: Bitter, astringent
- Virya: ["Heating"]
- Vipaka: ["Pungent"]
Benefits
- Anti-inflammatory
- Analgesic
- Nervine Tonic
- Digestive stimulant
Traditional uses
- Arthritis
- Rheumatism
- Sciatica
- Joint stiffness
- Muscle pain
- Swelling
- Asthma
- Bronchitis
- Abdominal pain
- Indigestion
- Bloating
- Neuritis
- Chronic inflammation
- Fever
- Eczema
- Ringworm
Dosha effects
- vata: balancing
- kapha: balancing
- pitta: balancing
Preparation methods
- Rasna Powder (Churna): Made from dried leaves, stems, and roots of the plant. Sometimes, other herbs are added to increase efficacy and is called Rasnadi churna. Take ¼-½ teaspoon of Rasna powder, mix with warm water or honey and consume once or twice daily for joint pain and digestive health.
- Decoction (Kwath): Boil 3–6 g of root powder in 240 ml water, reduced to half, consumed once or twice daily. Boil 1 teaspoon of Rasna powder in 2 cups of water until it reduces to half, strain and drink warm once daily for respiratory and detox benefits.
- Paste: Paste of Rasna leaves can be applied to reduce pain and inflammation. Root paste blended with cow urine helps manage skin diseases.
- Oil: Rasna can be infused into sesame oil for topical application.
- Tea: Prepare a tea from Rasna leaves and consume it to relieve cough and bronchitis.
- Combination with other herbs: Rasna is one of the ten herbs that form the Dashamoola group in Ayurveda and is often combined with Guggul, Eranda, or Ashwagandha in traditional formulations.
Contraindications
- Pregnancy and Breastfeeding: Use should be avoided by pregnant and breastfeeding women. High doses should be avoided during pregnancy unless supervised by a healthcare professional.
- Allergy: Individuals with hypersensitivity to the Asteraceae family (e.g., daisies, ragweed) may react to Rasna.
- Coagulopathy or Anticoagulants: Use with caution due to possible mild blood-thinning effects; monitor INR if on warfarin.
- Autoimmune Conditions: It should be used with caution as immune stimulation could theoretically exacerbate symptoms.
- Severe Pitta Disorders: Contraindicated in severe Pitta disorders with ulceration.
Side effects
- Excessive use may cause gastrointestinal irritation, such as nausea, vomiting, and stomach cramps.
- Rasna is considered "hot" in nature, which may aggravate Pitta dosha if used in excess, leading to symptoms like acid reflux, ulcers, or skin rashes.
- Some individuals may experience hypersensitivity or allergic reactions.
- Rasna has anti-inflammatory properties which might interfere with autoimmune disorders and worsen conditions like lupus or rheumatoid arthritis.
- Rasna has a sedative effect that may cause drowsiness.
- Rasna also exhibits Vaso dilatory effect so may cause low blood pressure in some individuals.
- Mild GI upset, rare topical irritation, possible dizziness at high doses may occur.
Interactions
- Inform your healthcare provider if you are taking any other prescription medications or herbal supplements to avoid harmful drug interactions and health complications.
- May enhance effects of anticoagulant medications.
- Rasna exhibits Vaso dilatory effect so may cause low blood pressure in some individuals taking anti-hypertensive medicines.
- Rasna can be taken with other herbs to neutralize toxicity or enhance effects.
Clinical evidence
Extracts of *Pluchea lanceolata* have demonstrated anti-inflammatory and anti-arthritic activities, supported by *in vivo* and *in vitro* studies. A 50% ethanolic extract shows immunosuppressive potential, inhibiting humoral and cell-mediated immune responses in mice.
Ayurvedic karmas
- Anti-inflammatory
- Analgesic
- Nervine Tonic
- Digestive stimulant
Classical clinical indications
- Arthritis
- Rheumatism
- Sciatica
- Joint stiffness
- Muscle pain
- Swelling
- Asthma
- Bronchitis
- Abdominal pain
- Indigestion
- Bloating
- Neuritis
- Chronic inflammation
- Fever
- Eczema
- Ringworm