Ashtangasamgraha 48.24

48.24

Not in one prone to anger, nor in one afflicted by pitta, nor in an impotent person, a king, or a brāhmaṇa; / nor in those afflicted by hunger, thirst, fatigue, heat, travel, or another disease; / nor in pregnant women, children, the elderly, unctuous-deprived persons, or on vital points.