How Long Will A Cold Sore Last: Treatment Guide

Cold sores typically last 7-10 days without treatment, but antiviral medications like Aciclovir can significantly reduce this timeframe. Understanding the stages of a cold sore outbreak and implementing early treatment strategies may help minimise duration and discomfort. EverydayMeds offers prescription antivirals and topical treatments that could help manage cold sore symptoms more effectively when used at the first signs of an outbreak.

  • Start antiviral treatment within 24-48 hours of first symptoms for best results
  • Apply topical Aciclovir cream every 2-4 hours during waking hours
  • Keep the affected area clean and avoid touching or picking at blisters
  • Use lip balm with SPF to prevent sun-triggered outbreaks
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Available Treatments

Choose from a wide range of clinically-proven, safe, and effective treatments for Cold Sore.

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Aciclovir Tablets

From £12.99

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Aciclovir 5% Cream

From £8.99

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Valaciclovir

From £18.99

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Valtrex

From £34.99

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Cold Sore Stages and Treatment Timeline

Understanding Cold Sore Duration

Without treatment, cold sores typically follow a predictable pattern lasting 7-10 days. The tingling stage occurs in the first 1-2 days, followed by blister formation on days 2-4. The weeping stage happens around days 4-5 when blisters burst, followed by crusting on days 5-8, with complete healing by days 8-10. However, antiviral treatments available through EverydayMeds may significantly reduce this timeline.

Aciclovir Treatment Options

Aciclovir 400mg tablets represent the gold standard for cold sore treatment when taken at the first sign of symptoms. Clinical studies suggest that early intervention with oral antivirals may reduce cold sore duration by 1-2 days and decrease symptom severity. EverydayMeds stocks both Aciclovir tablets and 5% topical cream, plus alternative options like Valaciclovir 500mg tablets for those requiring different treatment approaches.

Optimising Treatment Results

The key to achieving the best results lies in timing. Starting antiviral treatment during the prodromal phase - when you first feel tingling or burning - offers the greatest benefit. Aciclovir 5% cream should be applied every 2-4 hours during waking hours for maximum effectiveness. Combining oral and topical treatments may provide enhanced results, though this should be discussed with a healthcare professional.

Prevention Strategies

Managing triggers can help extend the time between outbreaks. Common triggers include stress, illness, sun exposure, and hormonal changes. Using lip balm with SPF protection and maintaining good immune system health through adequate sleep and nutrition may help reduce outbreak frequency. For frequent sufferers, suppressive therapy with daily antivirals might be considered under medical supervision.

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