Who manufactures guaifenesin 400mg and dextromethorphan hbr 20mg?

2 FDA-registered manufacturers list guaifenesin 400mg and dextromethorphan hbr 20mg across 2 marketed products.

2
Manufacturers
2
Marketed products
1
Dosage forms
tabletoral

guaifenesin 400mg and dextromethorphan hbr 20mg manufacturers

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Source: FDA National Drug Code Directory. Listing a product does not imply current availability — confirm supply directly with the manufacturer.