Suddenly a lot of red dots on the body is very itchy, it may be caused by allergy or contact dermatitis, immediately stay away from suspicious items, stop eating foods that cause allergy, avoid contact with medications that cause allergy, etc., and can be treated by oral medication such as loratadine and applying creams such as dexamethasone cream.
1. Allergy:
(1) Suddenly getting a lot of red dots on the body which are very itchy may be caused by skin allergy, such as consuming foods or medicines that can cause allergy, and contacting airborne substances such as dust mites, pollen, etc. that cause systemic allergy. In this case, you should immediately stop consuming the suspected food or medicine and stay away from the allergens.
(2) Oral antihistamines can be taken under the guidance of a doctor for treatment, commonly used in the clinic are loratadine, ibastine, cetirizine. If the patient’s itching symptoms are more serious, you can also rub glycerine lotion, can reduce the symptoms of itching.
2. Contact dermatitis: body suddenly got a lot of red dots itchy, such as the scope of red dots limited, clear boundaries, may be caused by contact dermatitis, such as local skin contact with metal objects. Can be used externally dexamethasone cream or tretinoin cream and other glucocorticoid cream to relieve the symptoms, serious cases can be combined with oral loratadine, cetirizine and other antihistamines.
Suddenly a lot of red dots on the body is very itchy, it is recommended that the patient seek medical attention in a timely manner to clarify the cause of the disease and standardize the treatment. The medication should be in accordance with the doctor’s instructions. You should be careful to avoid scratching the local skin to prevent infection.