<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: Efficacy And Safety Of Bulevirtide Monotherapy Given At 2 Mg Or 10 Mg Dose Level Once Daily For Treatment Of Chronic Hepatitis Delta:Week 48 Primary Endpoint Results From A Phase 3 Randomized, Multicenter, Parallel-Design Study[/INST] Yes</s>