Risperidone is commonly sold in the market as a tablet, a solution (liquid) and an orally disintegrating tablet. It is usually consumed orally, with or without food, once or twice daily, as per the advice from a competent doctor. It is also sometimes injected into a muscle, the effect of which is long-lasting and lasts for a fortnight. (2)
Maintaining the optimum dosage and intake timing regimen is essential for achieving the desired therapeutic efficacy. The medical practitioner, in all likelihood, will initiate the patient on a low dosage and gradually increase the same to facilitate the body to adjust to this medicine. The patient should not stop consuming the drug without informing the doctor. (2)
Drowsiness is the most common side effect of this medicine. The other side effects that a patient may experience include the following: (3)
- Blurred vision
- Drooling or dry mouth
- Increased appetite leading to weight gain
- Stuffy nose and infection of the upper respiratory tract
- Abdominal pain
- Parkinsonism (difficulty in moving)
- Akathisia (restlessness and the urge to move around)
- Dystonia (muscle contractions responsible for twitching and involuntary repetitive movements)
- Tremors (uncontrollable rhythmic movement in any one part of the body)
Some preventive measures that are needed to be taken before the consumption of this drug are (4):
- Allergies– The doctor needs to be informed if the patient is known to suffer from any form of allergic reactions to this drug or any other substances like food, dyes and preservatives.
- Paediatric issues– Children younger than 13 years of age and suffering from schizophrenia, less than ten years and affected by bipolar disorder, and less than five years living with autism should be extra cautious before starting on a course of this medication.
- Geriatric– Elderly patients are more likely to have age-related liver, kidney or heart ailments which call for an adjustment in the dosage of Risperidone administered to them.
- Breastfeeding– Lactating women should consult their doctor before taking this medication.
- Drug interactions– Risperidone might react with other drugs, so it is always prudent to be safe and inform your doctor about all other medications.
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Anzen Export’s blog posts have been written with the information gathered from approved medical journals and websites online. Our research and technical team strives to provide relevant information through such articles. To be best informed, we advise consulting a doctor about an ingredient or medicine prior to taking it.
- WebMD [online]. Available at: https://www.webmd.com/drugs/2/drug-6283-2034/risperidone-oral/risperidone-oral/details
- Medline [online]. Available at: https://medlineplus.gov/druginfo/meds/a694015.html
- Healthline [online]. Available at: https://www.healthline.com/health/risperidone-oral-tablet#3
Mayo Clinic [online]. Available at: https://www.mayoclinic.org/drugs-supplements/risperidone-oral-route/precautions/drg-20067189?p=1#:~:text=Use%20care%20not%20to%20become,your%20or%20your%20child’s%20weight