Optimer Pharmaceuticals (OPTR)

Can I change my vote after submitting my proxy?

Yes.  You can revoke your proxy at any time before the final vote at the meeting.  If you are the record holder of your shares, you may revoke your proxy in any one of three ways:

·                  You may submit another properly completed proxy card with a later date to Optimer’s Corporate Secretary at 10110 Sorrento Valley Road, Suite C, San Diego, CA 92121.

·                  You may send a timely written notice that you are revoking your proxy to Optimer’s Corporate Secretary at 10110 Sorrento Valley Road, Suite C, San Diego, CA 92121.

·                  You may attend the Annual Meeting and vote in person.  Simply attending the meeting will not, by itself, revoke your proxy.

If your shares are held by your broker or bank as a nominee or agent, you should follow the instructions provided by your broker or bank.

Can I change my vote after submitting my proxy?

Yes.  You can revoke your proxy at any time before the final vote at the meeting.  If you are the record holder of your shares, you may revoke your proxy in any one of three ways:

·                  You may submit another properly completed proxy card with a later date to Optimer’s Corporate Secretary at 10110 Sorrento Valley Road, Suite C, San Diego, CA 92121.

·                  You may send a timely written notice that you are revoking your proxy to Optimer’s Corporate Secretary at 10110 Sorrento Valley Road, Suite C, San Diego, CA 92121.

·                  You may attend the Annual Meeting and vote in person.  Simply attending the meeting will not, by itself, revoke your proxy.

If your shares are held by your broker or bank as a nominee or agent, you should follow the instructions provided by your broker or bank.