Saturday, July 11, 2026

Drug profile · INN

eflornithine hydrochloride

eflornithine hydrochloride (ORNIDYL) is a ornithine decarboxylase inhibitor. Route of administration: topical. Current US regulatory status: approved.

FDA: approved
US status approved
Patents linked 0
Pipeline programs 0
News articles 0
Drug details — eflornithine hydrochloride
US status
approved
Class
Route
TOPICAL
Patents
0
Programs
0
Data quality
0.84

Quick answer

eflornithine hydrochloride (ORNIDYL) is a ornithine decarboxylase inhibitor. Route of administration: topical. Current US regulatory status: approved.

Key facts

INN eflornithine hydrochloride
Brand ORNIDYL
Mechanism Ornithine decarboxylase inhibitor
Target Ornithine decarboxylase
Route TOPICAL
Formulation INJECTABLE

Mechanism of action

Ornithine decarboxylase inhibitor

Primary target: Ornithine decarboxylase

Approval history

Authority Status Date
FDA approved

Frequently asked questions

What is eflornithine hydrochloride?

eflornithine hydrochloride (ORNIDYL) is a ornithine decarboxylase inhibitor. Route of administration: topical. Current US regulatory status: approved.

What is the brand name for eflornithine hydrochloride?

ORNIDYL is a marketed brand name for eflornithine hydrochloride. Check FDA Drugs@FDA for the current US label holder and prescribing information.

What is the US approval status of eflornithine hydrochloride?

eflornithine hydrochloride has approved status in the United States according to our Drugs@FDA-derived records. Verify on the official FDA label before clinical or commercial decisions.