[Synonyms] Lodhra (One which overcomes kaphapittadi diseases), brihatpatra (plant which has big leaves), tilvaka (which oleates the body) are the synonyms of tilwaka. [Processing of tilvaka twak] External layer of tilvaka root is taken and internal portion is discarded.
Then, the collected tilvaka is dried and processed to make into powder. This powdered drug is then divided into three parts among which 2 parts are mixed with water and filtered.
भागं तं दशमूलस्य पुनः क्वाथेन भावयेत्| शुष्कं चूर्णं पुनः कृत्वा तत ऊर्ध्वं प्रयोजयेत्||५||
This filtered liquid is used for triturating remaining one part of powdered tilvaka. After completion of trituration with lodhra decoction it is further given trituration of dashamoola decoction. This is then dried and made into powder again and used as per need.