 [ Symptoms ] my resting heart beat is 90   100 is it safe to get pregnant  i was on metoprolol 50mg twice aday for the past 8 years and recently reduced to 25mg and now i completely stop the medication my resting heart beat is around 88 to 90 when sleeping 105 when sitting or after eating  is it safe to get pregnant please advise thanks for all your help [ Disease ] dm refers to one of the ingredients on the cough medicine it stands for dextromethorphan which is a cough suppressant often used to quiet a dry annoying cough