Koselugo

Selumetinib · AstraZeneca Pharmaceuticals LP
CANCER MEDICINE · PRESCRIPTION ONLY (USA)

Koselugo ingredients

Active ingredientStrength
Selumetinib7.5 mg/1, 10 mg/1, 25 mg/1, 5 mg/1

What Koselugo is used for

The FDA lists the approved uses on the official label (below). In the EU, selumetinib is approved as Koselugo for:

Koselugo as monotherapy is indicated for the treatment of symptomatic, inoperable plexiform neurofibromas (PN) in adult and paediatric patients with neurofibromatosis type 1 (NF1) aged 3 years and older. Koselugo as monotherapy is indicated for the treatment of symptomatic, inoperable plexiform neurofibromas (PN) in patients with neurofibromatosis type 1 (NF1) aged 1 year to less than 7 years and for older patients with swallowing difficulties.

EU wording from the European Medicines Agency; US approved uses can differ.

Key facts

Brand
Koselugo
Generic name
Selumetinib
Made by
AstraZeneca Pharmaceuticals LP
Forms
Capsule, Granule
Given
Oral
Drug class
Kinase Inhibitor
FDA approval
New drug application (NDA) NDA219943
On the US market since
2020

Official information

Specialist medicine: started and supervised by a specialist doctor or hospital. This page is a plain-language summary of public official information, not medical advice; follow your doctor and the official product information.

Common questions

What is Koselugo?

Koselugo (Selumetinib) is a cancer medicine made by AstraZeneca Pharmaceuticals LP, approved by the US FDA.

What are the ingredients of Koselugo?

Koselugo contains Selumetinib (7.5 mg/1, 10 mg/1, 25 mg/1, 5 mg/1).

Is Koselugo approved in Europe?

The same active substance is approved in the EU as Koselugo.

From the FDA National Drug Code directory (open.fda.gov, public domain) and the European Medicines Agency medicines list. Page made 5 November 2026 by Satya Babu.

← All specialty medicines, USA

For information only, not medical advice. This page is a plain-language summary written from standard prescribing information and the public guides linked below. Brands sometimes change their formula, so always check the composition printed on the pack. Doses here are typical adult doses; yours may differ. Do not start, stop or change a medicine without your doctor or pharmacist, and keep all medicines away from children. In an emergency, call 112 (India) or your local emergency number.