Drug

Aducanumab

As of the edition of 20 October 2026, Aducanumab is an antibody: marketed, first approved in 2021 (US); acts on APP; US protection ends in 2033.

Sources: FDA Orange Book and Purple Book, other approval registers, ClinicalTrials.gov, ChEMBL.

The drug

Status
Marketed; latest approval 2021
Kind
Antibody
Brand name
Aduhelm
First approved
7 June 2021 (US)
Approvals on record
2 in 1 region
Holder of the most recent approval
Biogen
Registered trials
12, 6 stopped early
Disease areas
Mental health; Nervous system

US protection

US protection ends in 2033.

US protection ends in 2033, computed as 12 years from the first US licence because FDA publishes no date for this product. The application that gives this date is held by Biogen. The date is computed, not published.

This is the US only, and it is not the date generics or biosimilars can enter.

The exact date and the listings behind it

In the product

1 listing counts towards this date. The exact date and each listing are in the product.

See the exact date and the 1 listing behind itRequest access. Nothing is shown until you do.

Companies that need a new molecule because of this drug

1 company on route B because of this drug.

Companies on route B for this drug

In the product

1 company is on route B because of Aducanumab.

Target

GeneProteinUniProt
APPAmyloid-beta precursor proteinP05067

Registered trials

PhaseTrialsCompletedActiveStopped early
Phase 17511
Phase 21001
Phase 34004
All trials12

Who has held its approvals

CompanyRoleYears
BiogenOriginator and Lead sponsor of trials2011 to now