Parasone ointment refers to tretinoin econazole ointment, which is usually used clinically for the treatment of dermatitis, tinea cruris, lichen planus, tinea cruris, onychomycosis, diaper dermatitis, and other skin diseases caused by fungal infections or a tendency to fungal infections. Trimethoprim Econazole Ointment belongs to the compound preparation, which contains Trimethoprim and Econazole Nitrate, which is very effective for the topical treatment of fungal infections, dermatitis, eczema, and other skin diseases, used for the treatment of fungal infections for a period of no more than 4 weeks, and for the treatment of dermatitis or eczema treatment course is usually about 2 to 4 weeks. After the use of tretinoin econazole ointment, a small number of patients may have adverse reactions, manifested as local itching, burning sensation, tingling sensation at the site of application, etc., which needs to be washed off the ointment in a timely manner, and for infants, pregnant women or lactating mothers, it should be used under the guidance of a doctor. Trimethoprim Econazole Ointment needs to be used under the guidance of a doctor.