Yes: As long as it was plain robitussin, that's fine. If it was Robitussin dm, (guaifenesin and dextromethorphan) then you would want to wait at least 4 hours in between the two, because both of those have a cough suppressant in them, and you don't want to double up on the same medication.
Answered 12/1/2018
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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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