Patchy dark red patches on the skin may be caused by allergic dermatosis, which can be treated with antihistamine drugs such as oral loratadine and topical creams such as hydrocortisone butyrate. There may also be fungal infections caused by skin diseases, need to use bifonazole antifungal ointment.
1. Allergic dermatosis: It may be skin allergy caused by contact with or ingestion of allergens, and in addition to dark red spots on the skin, intense itching can also occur. You can take antihistamine drugs such as oral loratadine and levocetirizine, and topical glucocorticoid creams such as hydrocortisone butyrate cream and halometasone cream can be used topically to relieve the symptoms.
2. Fungal infection: caused by superficial skin fungal infection, need to use topical antifungal ointment, such as bifonazole cream, sertaconazole nitrate cream.
It is recommended that the appearance of patches of dark red spots on the skin to the dermatologist in time, under the guidance of the doctor for treatment.