How does risperidone work in the brain




















Your doctor can best discuss the duration of treatment you need based on your symptoms and illness. Last Updated: January This information is being provided as a community outreach effort of the College of Psychiatric and Neurologic Pharmacists.

This information is for educational and informational purposes only and is not medical advice. This information contains a summary of important points and is not an exhaustive review of information about the medication. Always seek the advice of a physician or other qualified medical professional with any questions you may have regarding medications or medical conditions.

Never delay seeking professional medical advice or disregard medical professional advice as a result of any information provided herein.

The College of Psychiatric and Neurologic Pharmacists disclaims any and all liability alleged as a result of the information provided herein. Search Close Menu. Sign In About Mental Illness. About Mental Illness Treatments. About Mental Illness Research.

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Advocacy Advocate for Change. Advocacy Policy Priorities. Advocacy Policy Platform. Advocacy Crisis Intervention. Advocacy State Fact Sheets. Advocacy Public Policy Reports. Risperidone Risperdal. Know the warning signs Learn the common signs of mental illness in adults and adolescents. Mental health conditions Learn more about common mental health conditions that affect millions. Symptoms of schizophrenia include: Hallucinations — imagined voices or images that seem real Delusions — beliefs that are not true e.

Risperidone is also FDA approved for the following indications: Acute treatment of manic or mixed episodes of bipolar disorder Maintenance long-term treatment of bipolar disorder Irritability associated with autistic disorders This medication sheet will focus primarily on schizophrenia.

Missing doses of risperidone may increase your risk for a relapse in your symptoms. Caution is advised with breastfeeding since risperidone does pass into breast milk.

Symptoms of your condition that bother you the most If you have thoughts of suicide or harming yourself Medications you have taken in the past for your condition, whether they were effective or caused any adverse effects If you ever had muscle stiffness, shaking, tardive dyskinesia, neuroleptic malignant syndrome, or weight gain caused by a medication If you experience side effects from your medications, discuss them with your provider.

Some side effects may pass with time, but others may require changes in the medication. Any psychiatric or medical problems you have, such as heart rhythm problems, long QT syndrome, heart attacks, diabetes, high cholesterol, or seizures If you have a family history of diabetes or heart disease All other medications you are currently taking including over the counter products, herbal and nutritional supplements and any medication allergies you have Other non-medication treatment you are receiving, such as talk therapy or substance abuse treatment.

Your provider can explain how these different treatments work with the medication. If you are pregnant, plan to become pregnant, or are breast-feeding If you smoke, drink alcohol, or use illegal drugs How Should I Take Risperidone? Risperidone tablets and solution are usually taken 1 or 2 times per day with or without food. A specific treatment to reverse the effects of risperidone does not exist. To protect young children from poisoning, always lock safety caps and immediately place the medication in a safe location — one that is up and away and out of their sight and reach.

Unneeded medications should be disposed of in special ways to ensure that pets, children, and other people cannot consume them.

However, you should not flush this medication down the toilet. Instead, the best way to dispose of your medication is through a medicine take-back program. In case of overdose, call the poison control helpline at If the victim has collapsed, had a seizure, has trouble breathing, or can't be awakened, immediately call emergency services at Keep all appointments with your doctor and the laboratory. Your doctor may order certain lab tests to check your body's response to risperidone.

Do not let anyone else take your medication. Ask your pharmacist any questions you have about refilling your prescription. It is important for you to keep a written list of all of the prescription and nonprescription over-the-counter medicines you are taking, as well as any products such as vitamins, minerals, or other dietary supplements.

You should bring this list with you each time you visit a doctor or if you are admitted to a hospital. It is also important information to carry with you in case of emergencies. Risperidone pronounced as ris per' i done.

Why is this medication prescribed? How should this medicine be used? Other uses for this medicine What special precautions should I follow? What special dietary instructions should I follow? What should I do if I forget a dose? What side effects can this medication cause? What should I know about storage and disposal of this medication? Brand names.

Other uses for this medicine. What special precautions should I follow? Before taking risperidone, tell your doctor and pharmacist if you are allergic to risperidone or any other medications.

Be sure to mention any of the following: antidepressants; carbamazepine Tegretol ; cimetidine Tagamet ; clozapine Clozaril ; dopamine agonists such as bromocriptine Parlodel , cabergoline Dostinex , levodopa Dopar, Larodopa , pergolide Permax , and ropinirole Requip ; medications for anxiety, high blood pressure, or seizures; other medications for mental illness; paroxetine Paxil ; phenobarbital Luminal, Solfoton ; phenytoin Dilantin ; quinidine Quinaglute, Quinidex ; ranitidine Zantac ; rifampin Rifadin, Rimactane ; sedatives; sleeping pills; tranquilizers; and valproic acid Depakote, Depakene.

Your doctor may need to change the doses of your medications or monitor you carefully for side effects. Also tell your doctor if you have ever had to stop taking a medication for mental illness because of severe side effects. Tell your doctor if you have severe vomiting or diarrhea or signs of dehydration now, or if you develop these symptoms at any time during your treatment. While you're taking risperidone, you should always check with your doctor or pharmacist before taking any non-prescription medicines, to make sure that the combination is safe.

It's fine to take painkillers like paracetamol, ibuprofen and aspirin with risperidone, assuming these are appropriate for you. You're more likely to feel sleepy and get other side effects if you take risperidone with opioid painkillers such as codeine, tramadol , morphine or fentanyl. You're more likely to feel sleepy if you take risperidone with other medicines that can cause drowsiness, such as the following:.

If risperidone is taking in combination with the following medicines, there may be an increased risk in abnormal heart rhythms. Risperidone may enhance the blood pressure-lowering effects of medicines that lower blood pressure, including medicines used to treat high blood pressure antihypertensives and medicines that lower blood pressure as a side effect, such as benzodiazepines.

If you are taking medicines that lower blood pressure you should tell your doctor if you feel dizzy or faint after starting treatment with this medicine, as your doses may need adjusting. Diuretics such as furosemide can alter the levels of salts such as potassium in the blood, this may increase the risk of irregular heart rhythms if taken in combination with risperidone.

Risperidone may oppose the effect of medicines for Parkinson's disease that work by stimulating dopamine receptors in the brain, for example levodopa, ropinirole, pergolide, bromocriptine. Risperidone may oppose the effect of anticonvulsant medicines used to treat epilepsy. The following medicines may speed up the breakdown of risperidone in the body and so could make it less effective. If you take any of these medicines, your doctor may need to increase your dose of risperidone:. The following medicines may slow down the breakdown of risperidone in the body and so could increase the amount in the blood.

If you take any of these medicines, your doctor may need to prescribe a lower dose of risperidone:. Read more detailed information about medicines that may interact with risperidone here. Parenting Mental health Healthy eating Conditions Follow. Type keyword s to search. What is risperidone? Risperidone is an antipsychotic that is used to treat schizophrenia and other psychotic illnesses Risperidone is available as tablets, liquid and injection Risperal consta.

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