Dry roast methi seeds and grind to a very fine powder. Filter this powder through a clean ,light and slightly perforated cotton cloth. This is known as vastrakaaliyam in Telugu.The resulting powder is very smooth.
Eating 3 gm of this powder with a glass of water in the mornings and evenings will definitely decrease the knee pain.One must also practice Vajrasana.This asana helps in digestion and attacks the pain and decreases the symptoms of knee pain due to vata doshas.
(also see the previous posts for more info on methi seeds)