FDA approved!

Contact Us

For emergencies, please call 911.

Otherwise, please feel free to contact us with your questions and comments in any of the following ways:

Call a customer service representative toll-free at:
1-8-PRIMATENE or 1-877-462-8363
Monday - Friday; 7 am - 5 pm PT

Or write us at:
Armstrong Pharmaceuticals, Inc.
Attn: Customer Service
11570 Sixth St.
Rancho Cucamonga, CA 91730
USA

Or email us at:
Info@amphastar.com