Drug reference
Formaldehyde
Antiseptic · Keratolytic
AntisepticKeratolytic
CDSCO approvedOTC
EXCRETION
—
not curated
INTERACTIONS
—
none in our sources
PREGNANCY
Manufacturer advises avoid—toxicity in
FDA category + note
Mechanism
Formaldehyde denatures proteins and inhibits all enzymes nonselectively. Its medicinal value is primarily restricted to external application.
Indications
Removal of warts on hands and feetfumigationhardening and preserving dead tissuesdisinfecting instrumentsdisinfecting excreta
Dosing
- Adult
- l INDICATIONS AND DOSE Ointment Warts, particularly plantar warts ▶ Catephen (KoRa Healthcare) Camellia sinensis extract 100 mg per 1 gram Catephen 10% ointment | 15 gram P £39.00 DT = £39.00 Podophyllotoxin l INDICATIONS AND DOSE CONDYLINE ® Condylomata acuminata affecting the penis or the female external genitalia ▶ TO THE LESION ▶ Adult: Apply twice daily for 3 consecutive days, treatment may b…
Side effects
Common
eczematoid reactions
Pregnancy & lactation
Pregnancy
Manufacturer advises avoid—toxicity in
Other Antiseptic drugs
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Sources: KD Tripathi 7e, BNF·Verified: 2026-05-13 · House clinical team