Drug Interaction Report

Using lorcaserin together with gepirone may increase the risk of a rare but serious condition called the serotonin syndrome, which may include symptoms such as confusion, hallucination, seizure, extreme changes in blood pressure, increased heart rate, fever, excessive sweating, shivering or shaking, blurred vision, muscle spasm or stiffness, tremor, incoordination, stomach cramp, nausea, vomiting, and diarrhea. Severe cases may result in coma and even death. Talk to your doctor if you have any questions or concerns. Your doctor may already be aware of the risks, but has determined that this is the best course of treatment for you and has taken appropriate precautions and is monitoring you closely for any potential complications. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medications without first talking to your doctor.

Food helps with the absorption of gepirone into the blood stream. You should take this medication with food at about the same time every day. You should not consume grapefruit or grapefruit products while taking this medication as they can increase the blood levels of gepirone in your body, putting you at a higher risk of serious side effects like serotonin syndrome or a change in the electrical activity of your heart called QT prolongation. Seek immediate medical attention if you experience any of the following signs or symptoms of these potentially life-threatening side effects: irregular or fast heartbeat, dizziness, lightheadedness, fainting, agitation, confusion, sweating, flushing, changes in blood pressure, seizures, hallucinations, or a loss of coordination. Talk to your doctor or pharmacist if you have questions on how to take this or other medications you are prescribed. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medications without first talking to your doctor.

Information for this minor interaction is available on the professional version.