This is an automatically translated article.
Risperidone is an antipsychotic drug used to treat psychotic disorders in adults and children such as schizophrenia, behavioral disorders in Alzheimer's patients, manic episodes associated with bipolar disorder pole.1. Uses of Risperidone 2
What is Risperidone 2? Risperidone 2 is an antipsychotic drug whose main active ingredient is risperidone. The drug is available as a film-coated tablet containing 2 mg of risperidone. After oral administration of Risperidone 2, the drug is completely absorbed and peak plasma concentrations are reached 1-2 hours later. Risperidone has a high affinity for serotonin 5HT2 and dopamine D2 receptors. The drug binds to alpha 1 (alpha1-adrenergic) receptors and has a lower affinity for histamine H1 receptors and alpha 2-adrenergic receptors. Risperidone 2 has no affinity for cholinergic receptors. The drug is largely eliminated in the urine (70%).What are the uses of Risperidone 2? The active ingredient risperidone is a strong D2-receptor antagonist, which improves positive symptoms of schizophrenia, is a balanced antagonist of central serotonin and dopamine receptors, and reduces the risk of side effects. extrapyramidal side effects and extension of treatment efficacy with negative symptoms and emotional symptoms in patients with schizophrenia.
2. Indications of Risperidone 2
Risperidone 2 is used in the following cases:Treatment of acute and chronic schizophrenia. Moderate to severe manic bipolar disorder. Moderate to severe persistent manic episodes unresponsive to other non-pharmacological therapies in patients with Alzheimer's dementia. Persistent manic episodes in children with conduct disorder 5 years of age and older with below-average intellectual function or mental retardation according to the DSM-IV diagnostic criteria. Risperidone 2 is a symptomatic drug that is effective in combination with psychosocial interventions and education. Therefore, you need to see a qualified doctor to get the best treatment plan.
3. How to use - Dosage of Risperidone 2
3.1. How to use
Take the medicine with cooled boiled water, leave the tablet whole or break it in half. The drug is well absorbed from the gastrointestinal tract without being affected by food, so you can take it when full or hungry. Ideally, you should choose a certain time each day to avoid forgetting a dose.3.2. Amount
Adults: Should start with 1 tablet / day equivalent to 2 mg / day, the second day can increase the dose 4mg / day divided orally 1-2 times / day. Then depending on the response to treatment to adjust the dose. Usually, a dose of 4-6 mg/day is effective for most patients. Taking high doses (> 10mg/day) can cause extrapyramidal symptoms, so you need to take the drug exactly as prescribed by a specialist to ensure it is safe to use. Elderly: Depending on the condition and medical condition, the starting dose is different. For Alzheimer's Dementia Behavioral Disorders, the starting dose is 0.25mg twice daily. For manic bipolar disorder, the initial dose is 2 mg once daily. Then, depending on the progress of the disease, the doctor will adjust the dose to reach the target dose. Children with autism spectrum disorder: Dosage is based on body weight. For body weight < 20 kg, the starting dose is 0.25 mg/day, with body weight > 20 kg, the starting dose is 0.5 mg/day. Then, depending on the response to treatment to adjust the appropriate dose. You need to carefully read the instructions for use of the drug before taking it and consult a specialist to have a reasonable dose adjustment schedule.3.3. When you forget to take a dose of medicine
When you forget to take a dose, take it back as soon as possible. However, do not take it too close to your next dose to avoid taking a double dose.3.4. When you overdose
Manifestations of drug overdose may be somnolence, arrhythmia, hypotension and extrapyramidal symptoms, more severe may experience QT prolongation on electrocardiogram, convulsions and cardiac arrest - respiratory steam.When you see unusual manifestations due to drug overdose, please contact the nearest 115 emergency center or medical facility for prompt treatment instructions.
4. Contraindications when using Risperidone 2
You must not use this medicine if you have previously had an allergic reaction to risperidone or other ingredients in it.5. Undesirable effects when using Risperidon 2
Risperidone 2 often causes undesirable effects such as: Parkinson's, sedation, drowsiness, headache, insomnia, dizziness, increased excitability, restlessness, dystonia, dyskinesia, tremor. , pneumonia, bronchitis, upper respiratory tract infection, sinusitis, urinary tract infection, ear infection, flu, blurred vision, conjunctivitis.In addition, the drug also causes some rare side effects such as: decreased concentration, depression, hypertonic reactions, memory loss, diarrhea, flatulence, gastritis, black stools, bleeding orange, purpura, decreased white blood cell count, increased blood prolactin,...
During use, the drug can cause many abnormal manifestations on the organ systems in the body. However, it cannot be ruled out that you may have another medical condition, so you need to tell your doctor all your symptoms so that you can have the appropriate treatment.
6. Precautions - Note when using Risperidon 2
Avoid stopping the drug suddenly because it can cause unwanted effects such as nausea, vomiting, sweating, insomnia. Elderly patients with dementia should be cautious when combining Risperidone 2 with diuretics. For persistent manic episodes in Alzheimer's dementia patients Risperidone 2 should only be treated for short-term (<6 weeks) and should be regularly evaluated for the efficacy of risperidone. Use caution when using Risperidone 2 in patients with cardiovascular disease, parkinsonism, diabetes because the drug can aggravate the condition. For pregnant and lactating women, consult a qualified doctor before taking the drug. You need to be careful when driving because the drug can cause side effects on vision and nervous system.7. Drug interactions
Risperidone 2 has a central nervous system effect, which in turn may cause interactions with other stimulants and drugs that act on the central nervous system. To avoid unnecessary drug interactions that affect the effectiveness of treatment, you need to carefully read the instructions for use of the drug before taking it and inform your doctor about the drugs and treatment methods you are taking to receive treatment. most effective treatment regimen.You should only take Risperidon 2 when prescribed by a doctor, do not use it or change the prescribed dose by yourself. If you have any questions, please contact a qualified doctor. is answered.
Please dial HOTLINE for more information or register for an appointment HERE. Download MyVinmec app to make appointments faster and to manage your bookings easily.
