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Alkermes Announces Positive Phase 1b Results Demonstrating Clinical Proof-of-Concept for ALKS 7290 in Adults With Attention-Deficit Hyperactivity Disorder (ADHD)

Key Takeaway: Alkermes plc has announced positive topline results from a Phase 1b study of ALKS 7290, a novel orexin 2 receptor agonist aimed at treating ADHD. The study assessed safety, tolerability, pharmacokinetics, and pharmacodynamics in healthy volunteers and adults with ADHD. These results indicate a promising step forward in ADHD treatment options.

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POSITIVE FACTORS

  • Positive topline results from Phase 1b study.
  • Demonstrated clinical proof-of-concept for ALKS 7290.
  • Evaluated in both healthy volunteers and adults with ADHD.

BiopharmaWatch Analysis

From our catalyst data and publicly available data · not financial advice
Best trade, last catalyst
+29%
120-day peak, hindsight
Typical move
2.8%
average across 7 past catalysts
Lead asset
ALKS 2680
Phase 2 · Idiopathic Hypersomnia

Full Press Release Details

DUBLIN--(BUSINESS WIRE)--Alkermes plc (Nasdaq: ALKS) today announced positive topline results from a phase 1 proof-of-concept study evaluating ALKS 7290, the company’s novel, investigational orexin 2 receptor (OX2R) agonist in development for the treatment of attention-deficit hyperactivity disorder (ADHD). The study evaluated the safety and tolerability (primary objective) and pharmacokinetics (PK) and pharmacodynamics (PD) of ALKS 7290 in healthy volunteers (n=88) and in adults with ADHD (n=5

Frequently Asked Questions

What are the results of the Phase 1b study for ALKS 7290?

The Phase 1b study showed positive topline results, indicating clinical proof-of-concept for ALKS 7290.

What is ALKS 7290 used to treat?

ALKS 7290 is being developed for the treatment of attention-deficit hyperactivity disorder (ADHD).

Who participated in the ALKS 7290 study?

The study involved 88 healthy volunteers and 5 adults diagnosed with ADHD.

What were the primary objectives of the study?

The primary objectives were to evaluate the safety, tolerability, pharmacokinetics, and pharmacodynamics of ALKS 7290.

Last updated: Sep 21, 2026