Participating Requirements

Now Enrolling: How to Qualify

You may be eligible to participate in GATHER2 if you have been diagnosed with geographic atrophy (GA), an advanced form of age-related macular degeneration (AMD). Learn about GA associated with AMD.

If you are interested in participating in the GATHER2 Clinical Trial, a clinical trial staff member will help determine if you are eligible to participate when you call.




If you're interested in participating in the GATHER2 Clinical Trial, please call 1-833-ZIMURA2 (1-833-946-8722) toll-free at any time. A representative will take your call between 9:00 AM and 5:00 PM Eastern Time, Monday through Friday.


If you call after hours or during the weekend, please leave a message and we will attempt to return your call by the next business day.

If you are interested in participating in the GATHER2 Clinical Trial, talk to your eye doctor. Our Doctor Discussion Guide provides tips on what to ask.

ZIMURA® IS AN INVESTIGATIONAL PRODUCT AND HAS NOT BEEN APPROVED BY THE FDA. SAFETY AND EFFICACY OF ZIMURA® FOR AGE-RELATED MACULAR DEGENERATION AND GEOGRAPHIC ATROPHY HAVE NOT BEEN ESTABLISHED. PLEASE SPEAK TO YOUR DOCTOR ABOUT PARTICIPATING IN THIS TRIAL.

Zimura® (avacincaptad pegol) is a registered trademark of IVERIC bio, Inc.