How do i cure a bad fever blister?

Fever blisters: This is generally an outbreak of herpes simplex in the mouth on the lips or other areas of the mucous membranes. This can be treated with oral Acyclovir (suggest not using the topical applications because of risk of resistance and lack of efficacy in changing the course of disease), but generally only lasts 7-10 days. There are also topical anesthetics which can help with the discomfort.

Fever blisters: Your Dr can prescribe oral valtrex or another antiviral medication. Laser txs are also used to treat cold sores. Melissa Officinalis or lemon balm (cream) expedite healing of cold sores. It can reduce healing time by 1/2. Studies also show that regular use can help v recurrences. Brief supplementation w lysine 1,000mg orally 3 times a day at onset, can also hasten healing.