Product Announcement

AllerQuest, LLC announces that PRE-PEN® has been acquired by the pre-eminent allergy pharmaceutical company ALK-Abelló, effective January 2, 2024.  ALK-Abelló is now the sole manufacturer and distributor of the only FDA-approved diagnostic skin test available for the evaluation of penicillin allergy (see for announcement from ALK-Abelló). ALK-Abelló has been the distribution partner of AllerQuest, LLC for more than 14 years.  Going forward under ALK-Abelló’s stewardship of PRE-PEN®, allergists and other healthcare providers will continue to receive a safe and effective diagnostic agent to exclude the presence of penicillin allergy in patients mislabeled as penicillin allergic (see for instructions for the use of PRE-PEN® and for prescribing information). Orders for PRE-PEN® may continue to be placed via ALK Customer Service at 800.325.7354. Your local ALK allergy consultant can assist with any other needs you may have.

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