It can't be taken for a long time, it will definitely produce drug resistance. If you really want to take allergy medication then buy an imipramine and take it alternatively, this week take loratadine, next week take imipramine. If you are allergic you should try to avoid allergens to minimize the chance of an attack. If you can, don't take it when it doesn't itch. Try taking some Chinese medicine for a while to see if there is any reduction in itching, Chinese medicine can also regulate the body

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