Guaifenesin 600 mg (Guaifenesin) 600 mg

TABLET, EXTENDED RELEASEORALDr. Reddy's Laboratories Inc.NDC: 43598-008Updated: Mar 2026

Active Ingredient

Guaifenesin — 600 mg

Inactive Ingredients (Fillers)

Carbomer Homopolymer Type B (allyl Pentaerythritol Crosslinked)

Ferric Oxide Red

Colorant

Hydroxypropyl Cellulose (110000 Wamw)

Hypromellose 2208 (4000 Mpa.s)

Hypromellose 2910 (10000 Mpa.s)

Magnesium Stearate

Lubricant

Microcrystalline Cellulose

Filler/Binder

Silicon Dioxide

Glidant

Sodium Starch Glycolate Type A

Disintegrant

Ingredient	Purpose	Common Allergen?	Description
Carbomer Homopolymer Type B (allyl Pentaerythritol Crosslinked)	—	No	—
Ferric Oxide Red	Colorant	No	Red iron oxide pigment used in tablet coatings and capsule shells. A mineral-based colorant, distinct from FD&C synthetic dyes.
Hydroxypropyl Cellulose (110000 Wamw)	—	No	—
Hypromellose 2208 (4000 Mpa.s)	—	No	—
Hypromellose 2910 (10000 Mpa.s)	—	No	—
Magnesium Stearate	Lubricant	No	A lubricant that prevents ingredients from sticking to manufacturing equipment.
Microcrystalline Cellulose	Filler/Binder	No	Refined wood pulp used as a filler and binder. Generally inert and well-tolerated.
Silicon Dioxide	Glidant	No	A mineral (silica) used to improve powder flow during tablet manufacturing. Also called colloidal silicon dioxide.
Sodium Starch Glycolate Type A	Disintegrant	No	A modified starch (typically potato-derived) that swells rapidly in water, helping tablets break apart for faster drug release.

Exclusion Groups

This medication contains ingredients flagged in the following groups. Patients with these sensitivities should consult their prescriber.

🌾Gluten 🔴Alpha-Gal Syndrome 🍬Polyols (GI)🌱Not Vegan ☪️Halal Concern ✡️Kosher Concern 🥦Not Vegetarian

Dietary & Safety Information

Cross-Contamination Risk (source-dependent)

1 ingredient may have cross-contamination risk with gluten (source-dependent):

Sodium Starch Glycolate Type A — May contain (source-dependent)

Alpha-Gal Syndrome Risk

1 ingredient may contain mammalian-derived components:

Magnesium Stearate(Possible — Stearates can be plant- or animal-derived (verify source).)

AllergenMaps

Ingredient

Purpose

Common Allergen?