Pirfenidone (Pirfenidone) 267 mg

CAPSULEORALAvKARENDC: 42291-490Updated: Mar 2026

Active Ingredient

PIRFENIDONE — 267 mg

Inactive Ingredients (Fillers)

⚠️ 4 ingredients flagged as common allergens

Alcohol

⚠️ Yes — Alcohol

Solvent/Preservative

Gelatin

⚠️ Yes — Animal

Capsule Shell

Lactose Monohydrate

⚠️ Yes — Dairy

Filler/Binder

Propylene Glycol

⚠️ Yes — Propylene Glycol

Solvent/Humectant

Ammonia Solution

pH Adjuster

Butyl Alcohol

Solvent

Croscarmellose Sodium

Disintegrant

Ferrosoferric Oxide

Colorant

Hamamelis Virginiana Top Water

Skin Conditioner

Hypromellose 2910 (6 Mpa.s)

Coating/Binder

Isopropyl Alcohol

Solvent/Antiseptic

Magnesium Stearate

Lubricant

Potassium Hydroxide

pH Adjuster

Shellac

Coating Agent

Titanium Dioxide

Colorant/Opacifier

Ingredient	Purpose	Common Allergen?	Description
Alcohol	Solvent/Preservative	⚠️ Yes — Alcohol	Ethanol (ethyl alcohol) used as a solvent, preservative, or extraction agent. Present in many liquid formulations. May be relevant for patients avoiding alcohol for medical or religious reasons.
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.
Lactose Monohydrate	Filler/Binder	⚠️ Yes — Dairy	A sugar derived from milk. Common allergen for lactose-intolerant individuals and those with dairy allergies.
Propylene Glycol	Solvent/Humectant	⚠️ Yes — Propylene Glycol	An organic compound used as a solvent and humectant. Can cause contact dermatitis in sensitive individuals.
Ammonia Solution	pH Adjuster	No	Dilute ammonia used to adjust pH in pharmaceutical formulations. Present in trace amounts in the final product.
Butyl Alcohol	Solvent	No	Also known as n-butanol. Used as a solvent in pharmaceutical coatings and formulations.
Croscarmellose Sodium	Disintegrant	No	A chemically modified cellulose derivative that helps tablets dissolve quickly.
Ferrosoferric Oxide	Colorant	No	Black iron oxide used as a pigment in tablet coatings and capsule shells. Derived from iron, not from food allergen sources.
Hamamelis Virginiana Top Water	Skin Conditioner	No	Witch hazel distillate, a plant-derived astringent used in topical formulations to soothe and tone the skin.
Hypromellose 2910 (6 Mpa.s)	Coating/Binder	No	A specific grade of hydroxypropyl methylcellulose (HPMC) used as a film-coating agent and binder. Plant-derived cellulose polymer.
Isopropyl Alcohol	Solvent/Antiseptic	No	Rubbing alcohol. Used as a solvent in topical formulations and as an antiseptic agent.
Magnesium Stearate	Lubricant	No	A lubricant that prevents ingredients from sticking to manufacturing equipment.
Potassium Hydroxide	pH Adjuster	No	A strong alkali used to adjust pH in pharmaceutical formulations. Present only in trace amounts in the final product.
Shellac	Coating Agent	No	A natural resin secreted by the lac insect. Used as an enteric coating for tablets and as a glazing agent. Derived from insects — relevant for vegan, vegetarian, and some religious dietary considerations.
Titanium Dioxide	Colorant/Opacifier	No	A white pigment used for coating opacity. Under regulatory review in some countries.

Exclusion Groups

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

🔴Alpha-Gal Syndrome 🥛Milk / Lactose 🎨Dyes & Colorants 🌱Not Vegan ☪️Halal Concern ✡️Kosher Concern 🥦Not Vegetarian

Dietary & Safety Information

Alpha-Gal Syndrome Risk

3 ingredients may contain mammalian-derived components:

Gelatin(Yes — Mammalian-derived – alpha-gal risk (verify processing/source).)
Magnesium Stearate(Possible — Stearates can be plant- or animal-derived (verify source).)
Lactose Monohydrate(Possible — May be mammalian-derived; some alpha-gal patients react (verify source).)

Allergen-Free Alternatives

Other versions of Pirfenidone that avoid allergens found in this formulation.

InterMune, Inc. — 267 mg

Animal-freePropylene Glycol-freeAlcohol-freeDairy-free

Compare

Cipla USA Inc. — 267 mg

Propylene Glycol-freeAlcohol-freeDairy-free

Compare

EXELAN PHARMACEUTICALS INC. — 267 mg

Propylene Glycol-freeAlcohol-freeDairy-free

Compare

Genentech, Inc. — 267 mg

Propylene Glycol-freeAlcohol-freeDairy-free

Compare

Laurus Labs Limited — 267 mg

Alcohol-freeDairy-free

Compare

AllergenMaps

Ingredient

Purpose

Common Allergen?

Alcohol

Solvent/Preservative

⚠️ Yes — Alcohol

Gelatin

Capsule Shell

⚠️ Yes — Animal

Lactose Monohydrate

Filler/Binder

⚠️ Yes — Dairy

Propylene Glycol

Solvent/Humectant

⚠️ Yes — Propylene Glycol

Ammonia Solution

pH Adjuster

Butyl Alcohol

Solvent

Croscarmellose Sodium

Disintegrant

Ferrosoferric Oxide

Colorant

Hamamelis Virginiana Top Water

Skin Conditioner

Hypromellose 2910 (6 Mpa.s)

Coating/Binder

Isopropyl Alcohol

Solvent/Antiseptic

Magnesium Stearate

Lubricant

Potassium Hydroxide

pH Adjuster

Shellac

Coating Agent

Titanium Dioxide

Colorant/Opacifier

Dietary & Safety Information

Alpha-Gal Syndrome Risk

3 ingredients may contain mammalian-derived components:

Gelatin(Yes — Mammalian-derived – alpha-gal risk (verify processing/source).)
Magnesium Stearate(Possible — Stearates can be plant- or animal-derived (verify source).)
Lactose Monohydrate(Possible — May be mammalian-derived; some alpha-gal patients react (verify source).)

Allergen-Free Alternatives

Other versions of Pirfenidone that avoid allergens found in this formulation.