Read about zyprexa: "Avoid using cold medicine, pain medication, muscle relaxers and medicine for seizures that make you sleepy. There are several antipsychotic medicines currently on the market, but the two most popular are Zyprexa and Seroquel. Zyprexa and some medicines may interact with each other and may not work as well, or cause possible serious side effects. Keep the tablet in its blister pack until you are ready to take the medicine. Your doctor will order certain lab tests to check your blood sugar while taking Zyprexa. It for longer than ten weeks unless your doctor has told you to. If you have kidney disease, you may not be able to use Zyprexa, or you may need a dosage adjustment or special tests during treatment."