PrEP Clinic Onsite. Maple Leaf Medical Pharmacy is an independent, family-owned and operated community pharmacy with a focus on PreP, HIV and Hepatitis C therapy. Our specialized pharmacists ensure a personalized pharmacy experience. Having been in business for over 20 years, we pride ourselves on building long and fulfilling relationships with our customers and providing the best possible medical care. As we are located in one of the top infections disease clinics, our staff are highly trained and knowledgeable in antiviral therapy with confidentiality being our top priority.