Pill Imprint 413 ETHEX
This white elliptical / oval pill with imprint 413 ETHEX on it has been identified as: Guaifenex pse 80 800 mg / 80 mg.
This medicine is known as Guaifenex PSE 80 (generic name: guaifenesin/pseudoephedrine). It is available as a prescription and/or OTC medicine and is commonly used for Cough and Nasal Congestion.