Skin Conditions

Cold Sores

Cold sores are caused by herpes simplex virus (HSV-1). Antiviral medications like valacyclovir can shorten outbreaks and reduce frequency when taken early.

Get Treatment — $55 CAD

Common Symptoms

Tingling or burning before sore appears

Fluid-filled blisters on or around lips

Pain and swelling

Crusting over as blisters heal

Fever during first outbreak

How MediNote Can Help

Our doctors can prescribe antiviral medications like valacyclovir or acyclovir to shorten outbreaks and reduce recurrence. Treatment is most effective when started at the first tingle.

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Licensed Doctors

Canadian-licensed physicians

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Same-Day Rx

Prescriptions to your pharmacy

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Sick Notes

Physician-certified certificates

⚠️ When to Seek Emergency Care

Seek emergency care if cold sores spread near the eyes, you have a weakened immune system, or outbreaks are accompanied by high fever.

Frequently Asked Questions

Can I get valacyclovir prescribed online?

Yes. Our doctors can prescribe valacyclovir (Valtrex) or acyclovir for cold sore treatment and prevention during a virtual consultation.

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Get Treatment for Cold Sores Today

See a licensed Canadian doctor from home. No waiting rooms, no travel. Available 7 days a week.

Book a Consultation — $55 CAD