Erin D. Callen

Erin D. Callen serves as a Professor of Health-System Pharmacy within the Department of Pharmaceutical Sciences at Southwestern Oklahoma State University (SWOSU), holding credentials as a Registered Pharmacist (R.Ph.), Doctor of Pharmacy (Pharm.D.), and Board Certified Pharmacotherapy Specialist (BCPS).

Her educational foundation includes:

• Pharm.D. from Southwestern Oklahoma State University
• Pharmacy Practice residency at University Medical Center of Southern Nevada
• Infectious Diseases residency at Oklahoma City VA Medical Center

Dr. Callen's research specializes in Infectious Diseases, HIV/AIDS, and Antimicrobial Therapy, with emphasis on clinical applications in health-system settings. Her scholarly work bridges antimicrobial stewardship and patient care protocols.

She teaches core pharmacy courses including Health-System Pharmacy (Pharm 4142), Pharm Care Lab 3 (Pharm 4331), Health Issues 3 (Pharm 5822), and Post Graduate Preparation (Pharm 5312), preparing students for clinical practice through experiential learning.