Sleep Aid (Diphenhydramine HCl) 25 mg

CAPSULE, LIQUID FILLEDORALAllegiant HealthNDC: 69168-431Updated: Mar 2026

Active Ingredient

⚠️ 3 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.

Gelatin

⚠️ Yes — Animal

Capsule Shell

Derived from animal collagen. Used in capsule shells. Not suitable for vegetarians/vegans or those with specific animal protein sensitivities.

Glycerin

Humectant/Solvent

Hamamelis Virginiana Top Water

Skin Conditioner

Sorbitol

Sweetener/Humectant

Vitamin E Polyethylene Glycol Succinate?

Solubilizer/Emulsifier

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.
Gelatin	Capsule Shell	⚠️ Yes — Animal	Derived from animal collagen. Used in capsule shells. Not suitable for vegetarians/vegans or those with specific animal protein sensitivities.
Glycerin	Humectant/Solvent	No	A sugar alcohol that attracts moisture. Used as a humectant, solvent, and sweetener in many oral and topical medications. Generally well tolerated.
Hamamelis Virginiana Top Water	Skin Conditioner	No	Witch hazel distillate, a plant-derived astringent used in topical formulations to soothe and tone the skin.
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.
Vitamin E Polyethylene Glycol Succinate?	Solubilizer/Emulsifier	No	A water-soluble form of vitamin E (also called TPGS) used to improve the absorption of poorly soluble drugs. Contains a PEG component.