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 is a cough suppressant. It affects the signals in the brain that trigger cough reflex. Guaifenesin is an expectorant. It helps loosen congestion in your chest and throat, making it easier to cough out through your mouth. Dextromethorphan and guaifenesin is a combination medicine used to treat cough and chest congestion caused by the common cold, infections, or allergies. Dextromethorphan will not treat a cough that is caused by smoking, asthma, or emphysema.