Clinically Proven – HERPOtherm cold sore treatment is proven to reduce symptoms twice as fast as cold sore creams. A 50% reduction in symptoms two times faster than Aciclovir cold sore creams.Prevents Blisters Forming – Relieve itching with HERPOtherm. The patented cold sore heat treatment device directly applies heat to the cold sore, significantly decreasing replication of the viral DNA from the first application.Natural and Chemical free – By using patented heat technology, HERPOtherm works without any chemicals. Unlike many cold sore creams or cold sore patches, our cold sore device is suitable for everyone, including, pregnant women and children. Depending on sensitivity, the treatment temperature may cause some discomfort.Supplied with Batteries – The HERPOtherm Cold Sore Treatment device is provided with 1 x CR2 battery. Please note that often batteries can deplete from storage. If you receive your HERPOtherm device and the battery has depleted, please get in touch with us and we will send you replacement batteries free of charge.Easy to Use – Simply apply the device to the cold sore, and with one click the ceramic tip will heat up and begin your cold sore relief. The provided cap keeps your device free from debris during storage or transit. Take HERPOtherm with you wherever you go!