What is Fenmetrazina used for?

Fenmetrazina is indicated for Obesity.

Who makes Fenmetrazina?

Fenmetrazina is developed by Boehringer Ingelheim.

What development phase is Fenmetrazina in?

Fenmetrazina is FDA-approved (marketed).

What is the generic name of Fenmetrazina?

PHENMETRAZINE is the generic (nonproprietary) name of Fenmetrazina.

Last reviewed 2026-04-20 · How we verify

Fenmetrazina (PHENMETRAZINE)

Boehringer Ingelheim · FDA-approved approved Small molecule Quality 20/100

At a glance

Generic name	PHENMETRAZINE
Sponsor	Boehringer Ingelheim
Drug class	phenmetrazine
Target	Sodium-dependent noradrenaline transporter
Modality	Small molecule
Therapeutic area	Metabolic
Phase	FDA-approved
First approval	1982

Approved indications

Obesity

Common side effects

No common side effects on file.

Primary sources

Every claim on this page is sourced from regulatory or scientific primary sources. See our editorial policy for full methodology.

Source	Used for
FDA label	Mechanism, indications, dosing, boxed warnings, drug interactions

Competitive intelligence

For the full competitive landscape — auto-detected comparators, recent regulatory actions across the set, upcoming PDUFA, patent timeline, sponsor landscape:

Fenmetrazina CI brief — competitive landscape report
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Boehringer Ingelheim portfolio CI