Product Announcement

AllerQuest is the sole manufacturer of PRE-PEN® and in the future will also directly distribute this important diagnostic agent. The precise date of the transfer of the distribution role from ALK to AllerQuest has not yet been finalized, but we currently expect that it will occur by January 1, 2024. We will keep you posted as to the date that AllerQuest will begin shipping product. Orders for delivery before the transition date should still be submitted to ALK.

Our priority at AllerQuest is that there be a seamless transition in product distribution. Therefore, we have no immediate planned price increase for PRE-PEN®. Additionally, we will continue to provide the necessary product information and training/educational support to our customers. The AllerQuest team is confident that it will not only meet but exceed clinician expectations as it continues to provide this safe and effective and much needed diagnostic tool.

AllerQuest will soon be setting up customer accounts. If you would like us to set up an account for your practice, please send an email to with your contact information. if you have additional questions, emails can be sent to the same address.

Mission Statement

AllerQuest’s mission is to develop skin test reagents to safely and accurately identify patients who are at risk for potentially life-threatening reactions to penicillin antibiotics. We strive to ensure a reliable source of high-quality test reagents to assist health care providers in the diagnosis of penicillin allergy.

Why Choose Us

The founders of AllerQuest are authorities in the field of penicillin drug allergy testing. We have published numerous scientific papers on this topic and have been active in the research and development of these reagents.

We are scientists, physicians, and pharmaceutical manufacturing experts in the field of penicillin drug allergy testing.

doctor examining child for allergies