<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: Real-World Clinical Outcomes And Predictive Factors Accounting For Short- To Medium-Term Effectiveness Of Ustekinumab In Treating Ulcerative Colitis: A Japan-Based Study[/INST] Yes</s>