Instructions: In this task, you will be given sentences and a drug name in which your task is to indicate the doses of intake of that particular drug. A dose refers to a specified amount of medication taken at one time. Although there might be several correct answers, you need to write one of them.
Input: CASE SUMMARY: An 80-year-old white female, followed up at the Memory Clinic for mild cognitive impairment, had been taking propafenone 900 mg/d for >10 years for paroxysmal atrial fibrillation without adverse effects.	 propafenone
Output:
900 mg/d