Cough: Delsym (dextromethorphan) does not have anything that should cause rapid heart rate but everyone responds differently to medications. It would be a good idea to check with your doctor who presribed atenolol because they know your exact rhythm problem.
Answered 5/1/2014
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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