2 doctors weighed in:

What is guaifenex?

2 doctors weighed in
Dr. Liawaty Ho
Internal Medicine - Hematology & Oncology
1 doctor agrees

In brief: Guaiafenesin

An otc expectorant drug - usually taken orally to assist the bringing up (expectoration) of phlegm from the airways.

In brief: Guaiafenesin

An otc expectorant drug - usually taken orally to assist the bringing up (expectoration) of phlegm from the airways.
Dr. Liawaty Ho
Dr. Liawaty Ho
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