Table 1.

Investigational products

Treatment regimen	Treatment duration	Interventional group—arm I	Conventional group—arm II
External thermotherapy	30 days	Fomentation (pottani)—KAP 100 g daily	Hot water Sufficient amount daily
Topical application	30 days	Paste—SVL Necessary amount daily	2% diclofenac sodium gel Sufficient amount daily
Internal	60 days oral	Rasnadvigunabhagasaya decoction—RDBD 120 ml × bd before meals	Tab paracetamol (500 mg × 2) × bd After meals
Rescue medication	60 days oral	Yogaraja Guggulu pill (500 g × 2) × bd before meals	Tablet ibuprofen (200 mg × 2) × bd After meals
Follow-up after every 2 weeks for 3 months (no intervention)