Hydroseptine (Zinc Oxide, Menthol) 0.44 g / 20.6 g

OINTMENTTOPICALAKRON PHARMA INCNDC: 71399-6743Updated: Mar 2026

Active Ingredients

MENTHOL — 0.44 g

ZINC OXIDE — 20.6 g

Ferric Oxide Red

Colorant

Glycerin

Humectant/Solvent

Lanolin

Emollient/Emulsifier

Phenol

Preservative/Antiseptic

Sodium Bicarbonate

Buffer/Effervescent Agent

Tetrachloroethylene?

Thymol

White Petrolatum

Ingredient	Purpose	Common Allergen?	Description
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.
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.
Lanolin	Emollient/Emulsifier	No	A waxy substance from sheep wool used as an emollient and emulsifier. Animal-derived — relevant for vegan patients. Can cause contact dermatitis in lanolin-sensitive individuals.
Phenol	Preservative/Antiseptic	No	An antimicrobial agent used as a preservative in injectable formulations and as an antiseptic in topical products.
Sodium Bicarbonate	Buffer/Effervescent Agent	No	Baking soda. Used as a buffering agent, antacid, or effervescent component in tablets and solutions.
Tetrachloroethylene?	—	No	—
Thymol	—	No	—
White Petrolatum	—	No	—

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

2 ingredients may contain mammalian-derived components:

Glycerin(Possible — Glycerin can be plant- or animal-derived (verify source).)
Lanolin(Possible — May be mammalian-derived; some alpha-gal patients react (verify source).)