<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: The Herbal Preparation, Stw5-Ii, Relaxes The Proximal Stomach, And Stimulates Antral And Pyloric Contractility, In Healthy Humans[/INST] Yes</s>