Molutrex Molutrex is an easy to use treatment for molluscum contagiosum that is suitable for adults & children over 3 years of age. Molutrex is clinically proven to speed up the natural process of eliminating the virus from the body. It contains a 5% potassium hydroxide solution which when applied to the blisters causes a reaction that stimulates the body's own immune system to attack the virus. This causes the virus to be destroyed & the blisters start to heal within a few days. They are often completely gone within a few weeks. Molutrex is a class IIa Medical Device that is unlikely to cause any significant discomfort during use.