Top Notch Customer Service. Being a small business owner I understand how important Customer Service is, especially in todays economy. I would like to compliment your CS team for providing a service which is 2nd to none. In the past year I have found it necessary to contact your team with several questions and yes,even one product issue.
Comtrex Cold and Cough Non-Drowsy Â® (as a combination product containing Acetaminophen, Dextromethorphan, Phenylephrine ... Dextromethorphan may cause side effects. ... dizziness; lightheadedness; drowsiness; nervousness; restlessness; nausea; vomiting; stomach pain.
Dextromethorphan Overdose. If you have taken too much dextromethorphan, it may cause vomiting, blurred vision, seizures, or other symptoms. However, the specific effects will be based on how much of this drug was taken and whether it was combined with other medications.