<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: A Phase 3, Non-Inferiority Randomized Controlled Trial With Fexuprazan, A Novel Potassium-Competitive Acid Blocker Vs. Esomeprazole In Chinese Patients With Erosive Esophagitis[/INST] Yes</s>