Guaifenesin 400

Guaifenesin Tablets 400 · Tablet · Oral

Over the counter Expectorant

Uses

cough, cold

Inactive ingredients

Calcium sennosides 20% IH, Colloidal Silicon Di oxide USP/NF, Croscarmellose sodium USP/NF, Crospovidone [Kollidon] USP/NF, Dicalcium phosphate/ dibasic calcium phosphate [DIREC] USP/NF, Filmcoat AMB-51D0393632-Blue lake IH, Magnesium stearate. USP/NF, Microcrystalline cellulose (PH-102) USP/NF, Sodium lauryl sulfate USP/NF, Stearic acid powder USP/NF, Purified water Sennosides Tablets USP, 25 mg Label

Label text from the FDA structured product label by InvaTech Pharma Solutions LLC (revised Oct 2, 2025). Long sections are shortened; the complete label is on DailyMed.

Active ingredients

Guaifenesin 400 NDC products (1)

NDCStrength & formLabelerType
57631-012Guaifenesin 400 mg/1
Tablet
InvaTech Pharma Solutions LLCOTC MONOGRAPH DRUG

Frequently asked questions

What is Guaifenesin 400 used for?

cough, cold

Who makes Guaifenesin 400?

Guaifenesin 400 is listed by 1 labeler in the FDA NDC directory, including InvaTech Pharma Solutions LLC.