Charak Samhita
प्रवृत्तिस्तुप्रतिकर्मसमारम्भः। तस्यलक्षणंभिषगौषधातुरपरिचारकाणांक्रियासमायोगः ॥१२९॥
॥ Pravritti (inclination or action)॥ Pravritti (inclination or action) is the initiation of the therapy which is characterized by the combination of physician, drug, patient and attendant in treatment.
english translation
pravRttistupratikarmasamArambhaH। tasyalakSaNaMbhiSagauSadhAturaparicArakANAMkriyAsamAyogaH ॥129॥
hk transliteration by Sanscript