The redness of the skin on the neck in patches after shaving may be physical irritation or contact dermatitis, which can be improved by general treatment and medication.
1. Physical stimulation: shaving too much strength, or improper operation may lead to local skin breakage, causing skin redness in patches, for local skin breakage can be used externally with mupirocin ointment and other medication. In addition should change the incorrect way of shaving, the action should be as gentle as possible.
2. Contact dermatitis: If you are allergic to the lubricant or shaving cream on the razor, it may cause contact dermatitis in the contact area, which will cause skin erythema, itching, and lead to redness of the skin on the neck in patches. It can be treated with topical medications such as Dinaid cream and hydrocortisone ointment, and those with significant itching can take medications such as cetirizine and ibastine.
Shaving neck skin redness in patches, you should first go to the hospital to check the cause of the disease, if you need to use drugs, need to be used under the guidance of a doctor.