1,000,000+ members treated

Fast-acting cold sore relief

Take control of cold sore outbreaks at the first symptom

  • 100% online with no in-person visit, at no cost

  • Medical provider will get back to you within 24 hours

  • Shorten how long cold sores last, if taken at symptom onset

  • Outbreaks and preventative treatments available, if prescribed

About cold sores

It's more common than you think.

Oral herpes (also known as cold sores) are painful sores on or around the lips or nose caused by HSV-1 (and sometimes HSV-2).


48% of Americans ages 14–49 have oral herpes.

Yes. We’ll give you personalized treatment with scientifically-proven medication, and ongoing care to help you treat and prevent outbreaks.

Valacyclovir works by preventing the virus that causes herpes from making copies of itself.

Cold sores

What to expect

Man relaxing in the grass with sunglasses looking fly.
Man relaxing in the grass with sunglasses looking fly.

Valacyclovir will get to work as soon as the medication is in your system, but the time it takes to see noticeable results varies from person to person.

Help with side effects: If you experience side effects, message your provider and they’ll help determine if a different medication or dose is better for you.

How to get cold sore treatment through Ro


Tell us about your health

Answer some questions about your medical history and symptoms in the online provider evaluation, which typically takes 20 minutes to complete. Your first outbreak must be diagnosed by an in-person medical provider to be eligible for treatment through the Ro platform.

man smiling

A US-licensed healthcare provider will review your information and find the best treatment plan for you.

If prescribed, your medication will ship in discreet packaging.

Text: We're here for you from beginning to end. You may need to adjust your medication to get optimal results. That's why members always get free, unlimited follow-ups with their provider.

How valacyclovir helps

FAQs about treating cold sores (oral herpes)

Discover more

Feel your best, look your best

Explore our full range of products and prescription treatments. If appropriate, a provider will create a personalized treatment plan for prescription treatments.