Hero: A Study to Evaluate the Safety, Tolerability, and Pharmacokinetics (PK) and Pharmacodynamics (PD) of ION269 in Participants With Down Syndrome (DS) at Risk for Alzheimer's Disease (AD)
Stopped Sponsor decision to terminate study early. Decision not based on safety concerns.
Conditions
- Alzheimer Disease
- Down Syndrome
Interventions
Sponsor
Ionis Pharmaceuticals, Inc.