customer service representative
In case of a medical emergency, please call 9-1-1 or contact your physician immediately.

To report a suspected adverse reaction to a Chartwell product, or discuss technical, medical or quality issues relating to a product, please call:


A medical professional is available to assist Monday - Friday, from 9am - 5pm ET.

Reports of adverse events should not be submitted via e-mail, but should be called in to 1-845-232-1683. We cannot be held responsible for reports of adverse events submitted by e-mail.

For Customer Service Inquiries:
1-833-CHARTRX (833)242-7879

For more information about LymePak, or to learn where to purchase product contact or call 833-LYMEPAK 833-596-3725.

Phone: 845.268.5000x506

Chartwell Pharmaceuticals LLC
77 Brenner Drive
Congers, NY 10920
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Chartwell Pharmaceuticals