Pharmacists in Ontario can treat and prescribe medications for a variety of minor ailments and conditions. As of October 2023, pharmacists can diagnose and treat 19 common ailments, including:

• Acne
• Allergic rhinitis (hay fever)
• Canker sores
• Candidal stomatitis (oral thrush)
• Conjunctivitis (pink eye)
• Diaper rash
• Dysmenorrhea (period cramps)
• Hemorrhoids
• Herpes simplex (cold sores)
• Influenza (flu)
• Minor burns
• Minor skin infections
• Motion sickness
• Nasal congestion
• Oral herpes (cold sores)
• Reflux
• Scabies
• Seasonal allergies
• Urinary tract infections (UTIs)

Pharmacists can also renew prescriptions for most medications. Additionally, pharmacists can administer certain injection and inhalation treatments, such as insulin, vitamin B12, or osteoporosis treatment. However, having the legislated authority to prescribe for minor ailments does not mean all pharmacists must offer or provide this service. Patients are encouraged to speak to their pharmacist to find out what healthcare services they offer and whether they are right for their needs.