Charak Samhita
भवन्तिचात्र- इत्येतेबस्तयःस्नेहाश्चोक्तायापनसञ्ज्ञिताः। स्वस्थानामातुराणांचवृद्धानांचाविरोधिनाः॥२०॥
The benefits of yapana sneha and niruha basti: The above mentioned oleating basti preparations are called yapana basti. These are avirodhi (not contraindicated) either for healthy persons, patients or for old persons also.
english translation
bhavanticAtra- ityetebastayaHsnehAzcoktAyApanasaJjJitAH। svasthAnAmAturANAMcavRddhAnAMcAvirodhinAH॥20॥
hk transliteration by Sanscript