Charak Samhita
येषांयेषांप्रशान्त्यर्थंयेयेनपरिकीर्तिताः। द्रव्यवर्गाविकाराणांतेषांतेपरिकोपकाः ॥१४७॥
And the groups of drugs which are not advocated in certain disorders should be considered as those aggravating the same.
english translation
yeSAMyeSAMprazAntyarthaMyeyenaparikIrtitAH। dravyavargAvikArANAMteSAMteparikopakAH ॥147॥
hk transliteration by Sanscript