<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: Treatment Outcome Of Tofacitinib Dose Reduction To 5 Mg Twice Daily (Bid) Vs Remaining On 10 Mg Bid In Patients With Ulcerative Colitis Who Were In Stable Remission On 10 Mg Bid:Updated 30 Month Data From The Double-Blind, Randomized Riveting Study[/INST] Yes</s>