DokportTehty Suomessa

Herpes Treatment – When a Remote Consultation Is Enough

3 min read10.11.2026

Key points

  • Common herpes, such as a cold sore, is easy for an online doctor to recognise from a photo.
  • Herpes is caused by the herpes simplex virus, which stays in the body for life and can flare up again.
  • Antiviral treatment works best when started early, and an online doctor can start it remotely with an electronic prescription.
  • Herpes is most contagious when blisters are present and until they have crusted over.
  • Herpes near the eye, widespread blisters or herpes in a newborn need in-person care.
Herpes Treatment – When a Remote Consultation Is Enough
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How Herpes Spreads

Herpes spreads through direct skin or mucous membrane contact, for example when kissing, during oral sex or via the hands. It is most contagious when blisters are present and until they have crusted over. The virus can also spread occasionally without visible blisters.

During a flare-up, avoid kissing and close skin contact, especially with small children and newborns. Do not share towels, cups or lip balm, and wash your hands after touching the sore. Avoid touching your eyes, as the virus can spread to them via the hands.

How an Online Doctor Recognises Herpes

Common herpes has a typical appearance, so an online doctor can usually recognise it easily from a photo. In the consultation, you describe your symptoms, how they started and whether you have had similar flare-ups before. Laboratory tests are rarely needed for a typical cold sore.

For a good photo, use daylight and take the picture from close up so that the blisters are clearly visible. If you have had herpes before and recognise the familiar tingling, tell the doctor, as this helps the assessment.

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Treatment: Early Antiviral Medication Helps

Herpes heals on its own, and a mild cold sore does not always need treatment. Antiviral medication can, however, shorten the flare-up and ease the symptoms. It works best when started as early as possible, ideally at the first tingling and before the blisters appear.

Mild cold sores can be treated with over-the-counter antiviral creams from the pharmacy. For more severe or frequent flare-ups, and for genital herpes, the doctor may prescribe antiviral tablets. An online doctor can start this treatment remotely and send an electronic prescription directly to the pharmacy, so treatment can begin without delay.

If flare-ups are very frequent, the doctor may discuss continuous preventive medication. Sun protection on the lips also helps prevent flare-ups triggered by sunlight. Buy medicines only from pharmacies or other reliable sources.

How the Online Doctor Helps at Dokport

You reach a doctor in a chat without an appointment or a referral, including evenings and weekends. You describe your symptoms in your own words, share a photo, and a licensed Finnish doctor reviews your case and asks follow-up questions when needed. The wait is typically under 20 minutes.

After the consultation you receive the doctor's assessment and care instructions in writing. When appropriate, the doctor issues an electronic prescription directly to the Kanta service, so you can collect the medicine from any pharmacy. Because herpes treatment works best early, a quick remote consultation can make a real difference.

Summary

Common herpes, such as a cold sore, is easy for an online doctor to recognise from a photo. Antiviral treatment works best when started early, and the doctor can start it remotely with an electronic prescription sent to the pharmacy. Herpes is contagious until the blisters have crusted over, so close contact should be avoided during a flare-up. Herpes near the eye, widespread blisters and herpes in newborns or severely immunocompromised people need in-person care.

Read more on this topicHerpes: Symptoms, Treatment, Causes, and When to Seek Medical Advice

Written by Dokport's medical director and chief physician Anna Sipilä

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FAQ

Frequently asked questions

Can an online doctor diagnose herpes?
Yes. Common herpes has a typical appearance, so an online doctor can usually recognise it easily from a photo.
Can herpes medication be started remotely?
Yes. An online doctor can start antiviral treatment remotely and send an electronic prescription directly to the pharmacy.
When should herpes treatment be started?
As early as possible, ideally at the first tingling and before blisters appear. Early treatment shortens the flare-up.
How long does a herpes flare-up last?
The blisters usually crust over and heal within one to two weeks. The first infection can last longer than later flare-ups.
How long is herpes contagious?
Herpes is most contagious when blisters are present and until they have crusted over. The virus can occasionally spread without visible blisters.