Allergic constitution is that the person is very easy to allergy, inexplicable allergy, even can not find the cause of the allergy, itching, red rashes, pimples, blisters and other symptoms. Allergy is a genetic problem, there is no way to change the body, but you can find ways to reduce the occurrence of allergic state, specific methods are:

1, detection of allergens, to avoid contact, inhalation or ingestion of allergens, to reduce the likelihood of the onset of disease;

2, to mosquitoes and insects are particularly sensitive to the recommended preparation of long clothes, long pants and mosquito repellent drugs, to reduce the likelihood of the occurrence of the allergic state;

3, allergic to a certain kind of pollen, in the case of unawareness of repeated contact, and finally the possibility of desensitization state, such as penicillin production workshop, some people are allergic to penicillin, but not to the extent of anaphylactic shock, I do not know that they are allergic to penicillin, and there is no way to change the type of work, continue to do so, to bear the repeated allergic pain, and finally desensitized, desensitization treatment is actually this principle. If you are allergic to dust mites, but it is difficult to avoid contact with dust mites, you can inject a very small dose of injections containing dust mite antigens, and gradually increase to reach a larger dose, and quickly appear to be detached from the allergic state to dust mites.