The back of the hand was bitten by the field bugs red and swollen is the occurrence of insect bite dermatitis, can be relieved through general treatment, medication and other ways to alleviate the symptoms.
1. General treatment: you can use water to rinse the local to reduce the residue of toxins, avoid scratching, rubbing the local, so as to avoid secondary infection; you can use a cold towel or ice local wet compresses, in order to alleviate the symptoms of itching, reduce the spread of inflammation.
2. medication: local use of glycerine lotion, Dinaid cream, halomethasone cream and other drugs applied locally; accompanied by local infection, available mupirocin ointment, erythromycin ointment and other medications; itching can be taken orally cetirizine and other antihistamine medication.
Insect bite dermatitis after active treatment is generally a better prognosis, but the drug must be used under the guidance of a doctor, avoid self-medication, so as not to delay the condition.