<s>[INST] Given an abstract text, please determine whether it contains any drug mentions. Provide a 'Yes' or 'No' answer based on the presence or absence of drugs. Abstract Text: Fecal Microbiota Changes In Children With Cystic Fibrosis With 1 Month Of Cftr Modulator Therapy Elexacaftor/Tezacaftor/Ivacaftor:Preliminary Findings From The Promise Pediatrics Study[/INST] Yes</s>