1. Composition containing imiquimod and tazarotene. 2. The composition of claim 1, further comprising one or more ingredients selected from the group consisting of salicylic acid, urea, alpha-hydroxy acid, and beta-hydroxy acid. The composition of claim 1, further comprising salicylic acid. The composition according to claim 1, characterized in that the composition is intended for the treatment of a disease condition affecting the skin and / or surface of the mucous membranes of the subject. The composition according to claim 4, characterized in that the disease state is selected from warts, molluscum contagiosum, keloid and skin cancer. The composition according to claim 4, characterized in that the disease state is a wart. The composition according to claim 6, characterized in that the wart is caused by papillomavirus. The composition according to claim 6, characterized in that the wart is caused by human papillomavirus (HPV). The composition according to claim 6, characterized in that the wart is selected from: verruca vulgaris (common wart), verruca plana (flat wart), condyloma acuminatum or verruca acuminate (genital warts or genital warts) and verruca pedis (plantar wart). The composition according to claim 4, characterized in that the disease state is Molluscum contagiosum. 11. The composition according to claim 4, characterized in that the disease state is a keloid scar. The composition according to claim 4, characterized in that the disease state is a hypertrophic scar. The composition of claim 4, wherein the disease state is skin cancer. The composition of claim 13, wherein said skin cancer is a precancerous skin condition. The composition according to item 13,1. Композиция, содержащая имиквимод и тазаротен.2. Композиция по п.1, дополнительно содержащая один или несколько ингредиентов, выбранных из группы, которую составляют: салициловая кислота, мочевина, альфа-гидроксильная кислота и бета-гидроксильная кислота.3. Композиция по п.1, дополнительно содержащ