DUSA PHARMACEUTICALS, INC.

DUSA Pharmaceuticals develops and markets photodynamic therapy (PDT) products for dermatological treatment of actinic keratoses and acne. The company's flagship product, LEVULAN® KERASTICK® combined with BLU-U® blue light illumination, is a topical aminolevulinic acid (ALA) solution indicated for treatment of minimally to moderately thick actinic keratoses on the face, scalp, and upper extremities. The BLU-U® system is also available for acne treatment. With over 20 years of clinical use and 4 million patient treatments, DUSA's PDT platform represents the #1-prescribed photodynamic therapy for actinic keratosis management, offering dermatologists and aesthetic practitioners evidence-based solutions for large-area lesion treatment and improved patient outcomes.