Question 1

Who makes guaifenesin + phenylephrine + acetaminophen?

Accepted Answer

Guaifenesin + Phenylephrine + Acetaminophen is a fixed-dose combination of Guaifenesin and Phenylephrine and Acetaminophen. There is no combination-level drug master file; it is sourced as a finished combination or built from its component APIs. Its component-API makers are listed below; each holds its own regulatory filing.

Question 2

Where do the APIs in guaifenesin + phenylephrine + acetaminophen come from?

Accepted Answer

Guaifenesin: 9 verified API manufacturers. Phenylephrine: 20 verified API manufacturers. Acetaminophen: 20 verified API manufacturers. Each links to its own ranked supplier page.

Question 3

What strengths does guaifenesin + phenylephrine + acetaminophen come in?

Accepted Answer

Common marketed ratios include 500/500/500, 1000/1000/1000, 250/250/250, 5/200/325 (mg per component). Ratios come from the finished-product records as at 29 July 2026.

Guaifenesin + Phenylephrine + Acetaminophen FDC suppliers and manufacturers

Component APIs — where each ingredient comes from

Guaifenesin API manufacturers

Phenylephrine API manufacturers

Acetaminophen API manufacturers

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Component molecule pages