Anyone taking Nortriptyline for IBS and having it make you drowsy?

I was prescribed Nortriptyline to see if it helps with my IBS (irritable bowel syndrome). I am in about my 5th or 6th week taking it...now three pills daily 10 mg each pill. I believe it is making me sleepy and drowsy that lasts through the day. I take it at night, but the drowsyness lasts through the day. It may... show more I was prescribed Nortriptyline to see if it helps with my IBS (irritable bowel syndrome). I am in about my 5th or 6th week taking it...now three pills daily 10 mg each pill. I believe it is making me sleepy and drowsy that lasts through the day. I take it at night, but the drowsyness lasts through the day. It may be helping a little with the ibs, but don't plan on living my life feeling drowsy. Anyone else out there experience this and what did you do about it?
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