A pharmaceutical composition comprising a therapeutically effective amount of a 1,4-naphthoquinone family compound for use in treating a viral induced lesion of the skin and/or mucous membrane caused by Molluscum contagiosum virus in a subject, wherein said 1,4-naphthoquinone family compound is selected from the group comprising i) Menadione or a salt selected from the group comprising menadione bisulfite, menadione dimethylpyrimidol bisulphite, menadione sodium bisulfite, Menadione nicotinamide bisulfite, Menadione disphosphate tetrasodium salt, Menadione sodium phosphate, Menadione pyridinol bisulfite, menadione epoxide, and menadione sodium bisulfite trihydrate, ii) Naphthoquinone or a salt selected from the group comprising Naphthoquinone bisulfite, Naphthoquinone dimethylpyrimidol bisulphite, Naphthoquinone sodium bisulfite, Naphthoquinone nicotinamide bisulfite, Naphthoquinone disphosphate tetrasodium salt, Naphthoquinone sodium phosphate, Naphthoquinone pyridinol bisulfite, Naphthoquinone epoxide, and Naphthoquinone sodium bisulfite trihydrate, iii) Lawsone or a salt selected from the group comprising Lawsone bisulfite, Lawsone dimethylpyrimidol bisulphite, Lawsone sodium bisulfite, Lawsone nicotinamide bisulfite, Lawsone disphosphate tetrasodium salt, Lawsone sodium phosphate, Lawsone pyridinol bisulfite, Lawsone epoxide, and Lawsone sodium bisulfite trihydrate iv) Juglone or a salt selected from the group comprising Juglone bisulfite, Juglone dimethylpyrimidol bisulphite, Juglone sodium bisulfite, Juglone nicotinamide bisulfite, Juglone disphosphate tetrasodium salt, Juglone sodium phosphate, Juglone pyridinol bisulfite, Juglone epoxide, and Juglone sodium bisulfite trihydrate v) Plumbagin or a salt selected from the group comprising Plumbagin bisulfite, Plumbagin dimethylpyrimidol bisulphite, Plumbagin sodium bisulfite, Plumbagin nicotinamide bisulfite, Plumbagin disphosphate tetrasodium salt, Plumbagin sodium phosphate, Plumbagin pyridinol bisulfite, Plumbagin epoxide, and Plumbagin sodium bisulfite trihydrate. i) Menadione or a salt selected from the group comprising menadione bisulfite, menadione dimethylpyrimidol bisulphite, menadione sodium bisulfite, Menadione nicotinamide bisulfite, Menadione disphosphate tetrasodium salt, Menadione sodium phosphate, Menadione pyridinol bisulfite, menadione epoxide, and menadione sodium bisulfite trihydrate, ii) Naphthoquinone or a salt selected from the group comprising Naphthoquinone bisulfite, Naphthoquinone dimethylpyrimidol bisulphite, Naphthoquinone sodium bisulfite, Naphthoquinone nicotinamide bisulfite, Naphthoquinone disphosphate tetrasodium salt, Naphthoquinone sodium phosphate, Naphthoquinone pyridinol bisulfite, Naphthoquinone epoxide, and Naphthoquinone sodium bisulfite trihydrate, iii) Lawsone or a salt selected from the group comprising Lawsone bisulfite, Lawsone dimethylpyrimidol bisulphite, Lawsone sodium bisulfite, Lawsone nicotinamide bisulfite, Lawsone disphosphate tetrasodium salt, Lawsone sodium phosphate, Lawsone pyridinol bisulfite, Lawsone epoxide, and Lawsone sodium bisulfite trihydrate iv) Juglone or a salt selected from the group comprising Juglone bisulfite, Juglone dimethylpyrimidol bisulphite, Juglone sodium bisulfite, Juglone nicotinamide bisulfite, Juglone disphosphate tetrasodium salt, Juglone sodium phosphate, Juglone pyridinol bisulfite, Juglone epoxide, and Juglone sodium bisulfite trihydrate v) Plumbagin or a salt selected from the group comprising Plumbagin bisulfite, Plumbagin dimethylpyrimidol bisulphite, Plumbagin sodium bisulfite, Plumbagin nicotinamide bisulfite, Plumbagin disphosphate tetrasodium salt, Plumbagin sodium phosphate, Plumbagin pyridinol bisulfite, Plumbagin epoxide, and Plumbagin sodium bisulfite trihydrate.