GUAIFENESIN AND CODEINE PHOSPHATE 100 mg / 10 mg

Generic for GUAIFENESIN AND CODEINE PHOSPHATE

SOLUTIONoralDirectRXNDC: 61919-110Updated: Mar 2026

Active Ingredients

⚠️ 5 ingredients flagged as common allergens

FD&C Blue No. 1

⚠️ Yes — Dye

Colorant

A synthetic blue dye. Less commonly allergenic than other dyes but reactions are documented.

FD&C Red No. 40

⚠️ Yes — Dye

Colorant

A widely used artificial red dye. Among the most common dye allergens.

FD&C Yellow No. 6

⚠️ Yes — Dye

Colorant

An artificial colorant (also called Sunset Yellow). May cause reactions in people sensitive to artificial dyes.

Propylene Glycol

⚠️ Yes — Propylene Glycol

Solvent/Humectant

An organic compound used as a solvent and humectant. Can cause contact dermatitis in sensitive individuals.

Sodium Benzoate

⚠️ Yes — Sodium Benzoate

Preservative

A food preservative. Can cause urticaria and exacerbate asthma in sensitive individuals.

Disodium Citrate Sesquihydrate

Buffer

Edetate Disodium

Chelating Agent

Menthol

Flavoring/Counterirritant

Sorbitol

Sweetener/Humectant

Ingredient	Purpose	Common Allergen?	Description
FD&C Blue No. 1	Colorant	⚠️ Yes — Dye	A synthetic blue dye. Less commonly allergenic than other dyes but reactions are documented.
FD&C Red No. 40	Colorant	⚠️ Yes — Dye	A widely used artificial red dye. Among the most common dye allergens.
FD&C Yellow No. 6	Colorant	⚠️ Yes — Dye	An artificial colorant (also called Sunset Yellow). May cause reactions in people sensitive to artificial dyes.
Propylene Glycol	Solvent/Humectant	⚠️ Yes — Propylene Glycol	An organic compound used as a solvent and humectant. Can cause contact dermatitis in sensitive individuals.
Sodium Benzoate	Preservative	⚠️ Yes — Sodium Benzoate	A food preservative. Can cause urticaria and exacerbate asthma in sensitive individuals.
Disodium Citrate Sesquihydrate	Buffer	No	A sodium salt of citric acid used as a buffering agent to maintain pH stability in pharmaceutical solutions.
Edetate Disodium	Chelating Agent	No	Also known as EDTA. Binds metal ions to prevent degradation of active ingredients and preserve product stability.
Menthol	Flavoring/Counterirritant	No	A compound derived from peppermint oil that produces a cooling sensation. Used as a flavoring agent and topical counterirritant.
Sorbitol	Sweetener/Humectant	No	A sugar alcohol used as a sweetener and humectant. Can cause gastrointestinal symptoms (bloating, diarrhea) in sensitive individuals or at high doses. Relevant for those following a low-FODMAP diet.