Charak Samhita
त्येतद्भेषजं प्रोक्तमायुषः परिपालनम्। येषामनियतो मृत्युस्तस्मिन् काले सुदारुणे ॥१८॥
all this with a view to protecting life has been termed ‘medicine’ to those who are not destined to die in that critical time.
english translation
tyetadbheSajaM proktamAyuSaH paripAlanam। yeSAmaniyato mRtyustasmin kAle sudAruNe ॥18॥
hk transliteration by Sanscript