Signs of an allergic reaction, including unexplained rash, hives, itching, unexplained swelling, wheezing, or difficulty breathing or swallowing.
Less Common Olanzapine Side Effects
There are other, less common olanzapine side effects that can occur. These side effects occur in less than 5 percent of people taking olanzapine. For these side effects, it is difficult to tell whether the side effect is caused by olanzapine or something else.
These less common olanzapine side effects include but are not limited to: