U.S. doctors online nowAsk doctors free
Indio, CA
A 26-year-old female asked:

Is it okay to take robitussin dm (guaifenesin and dextromethorphan) and nyquil together. i'm kinda worried. i didn't think about it until after i took them.

1 doctor answer3 doctors weighed in
Dr. Donald Colantino
Internal Medicine 62 years experience
Not recommended: There should be no need to take both of those medications simultaneously as their effects will become additive. Stick with one of these and follow directions.
Last updated Jan 6, 2018

Disclaimer:

Content on HealthTap (including answers) should not be used for medical advice, diagnosis, or treatment, and interactions on HealthTap do not create a doctor-patient relationship. Never disregard or delay professional medical advice in person because of anything on HealthTap. Call your doctor or 911 if you think you may have a medical emergency.