Who manufactures guaifenesin 400mg?

3 FDA-registered manufacturers list guaifenesin 400mg across 3 marketed products.

3
Manufacturers
3
Marketed products
1
Dosage forms
tabletoral

guaifenesin 400mg manufacturers

Topco Associates, LLC
1 product58 total
Good Sense
1 product14 total
Ulai Health LLC
1 product18 total

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