<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: Physiologically-Based Pharmacokinetic Model To Estimate Intragastric Rifabutin Concentrations Following Rifabutin 50 Mg Q8H (Rhb-105) Or 150 Mg Qd: More Favorable Exposure For Helicobacter Pylori Eradicaton With Q8H Dosing[/INST] Yes</s>