I wouldn't be too thrilled with being told to stop this drug cold turkey either. My doc said I'll take it the rest of my life, get used to it. You can just stop taking metoprolol. It doesn't have to be tapered down as such. but if the person wishes they could go to 1 tablet a day for a few days and then stop. Metoprolol oral tablet is available as generic drugs and as brand-name drugs. Brand names: Lopressor and Toprol XL. Metoprolol comes as immediate-release and extended-release tablets, and an. My husband stopped taking seraquel cold turkey tonight. We got rid of the pills. He had a real bad experience of being out of it last night on it. He only We got rid of the pills. He had a real bad experience of being out of it last night on it. Metoprolol - how do you stop taking this medicine can you quit cold turkey or do you need to? Asked 7 Jun 2010 by patty poo Updated 9 June 2010 Topics One of metoprolol's effects is slowing the heart rate, and when people suddenly stop taking this medication, a rebound effect may occur, causing the resting heart rate to rise above normal limits. I can't give you advice on stopping a medication cold turkey but I can tell you that if you are not comfortable doing this after speaking to your doctor you should talk to your pharmacist. I am quitting Metoprolol Succ cold turkey because after being on it for five weeks, my heart rate and blood pressure have been good, but I had an anxiety attack so bad it sent me to the ER yesterday. I was taken off Propanolol cold turkey.it was making me worse. I was on Toprol XL for a few months and it helped migraines but my blood pressure was gettting too low. I didn't notice any other side affects. “seriously….do not stop taking metoprolol cold turkey!!! “You must wean off of it VERY GRADUALLY to lessen the effects. We did it 1/4 dose at a time for 2 weeks each step.