1 in 4 people in the uk suffer from recurring cold sores. They are caused by a viral infection and can be triggered when you are feeling down or even by sunlight. The blisters can be uncomfortable and can make some people feel self45conscious. P p the lloydspharmacy coldsoreclear advance is an innovative treatment which uses red light therapy. It can be used when you first feel the tingling sensation, or even after the blister appears. P p please read the enclosed manual carefully before use. P p proven to help treat cold sores fast. P p pain free treatment to reduce the symptoms of cold sores p p 45 helps to treat from tingle to blister br 45 use only 3 times a day to help reduce symptoms br 45 quick, easy and convenient to use p p pack contents p p 45 coldsoreclear advance br 45 user manual br 45 requires 2 x aaa batteries not included p p thor products are used by therapists to british olympic teams and the british armed forces. P p model number llcs1 p