10 Causes of Urticaria
Cause #2: Medicine
If you have recently started taking a new medication and have begun to experience hives since then, it’s relatively safe to assume that the medication might have caused your hives. There are several reasons that medications can cause hives.
The first can simply be an unwanted side effect of the medication. Another would be that the patient is actually allergic to the medicine in question and is experiencing an allergic reaction.
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