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All product prices are in US dollars.
US Brand Name Risperdal
Generic Name Risperidone
Other Brand Name Risperdal
Packing 1
Manufacturer Janssen-Cilag
Form Ampule
Strength 25mg, 37.5mg, 50mg

  • 25mg Injection Ampule $186.48
  • 37.5mg Injection Ampule $266.40
  • 50mg Injection Ampule $326.34
Out of Stock. Please contact us for Availability.
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Risperidone is an atypical antipsychotic drug. This drug belongs to the chemical class of benzisoxazole derivatives. It works by changing the effects of chemicals in the brain. Risperidone is unique among most other atypicals in that it has high affinity for the D2 receptor. It is believed that risperidone affects the way the brain works by interfering with communication among the brain's nerves. Nerves communicate with each other by making and releasing chemicals called neurotransmitters.


This medicine is used for treating schizophrenia, bipolar mania. It is also use in autistic children to treat symptoms of irritability.

Side effects

Side effect is commonly found in all type of medicine. Some of it is serious but most of them are common side effect. This medicine have this side effect such as: dizziness, hyperactivity, tiredness, abdominal pain, fatigue, fever, nausea, acne, dry mouth, indigestion, constipation, runny nose, pain at the injected area, dry skin, weight gain, loss, light headache, rash, redness, sore throat, fainting, breast lumps, chest pain, sweating, frequent falls, drooling and muscle stiffness. The list of this side effect is not complete, to have the complete side effect, you can visit your doctor for the copy of the list of the side effects.


This medicine is contraindicated to patients who have hypersensitivity of any component and ingredients of this medicine. Also this is contraindicated to those patients who are pregnant and pregnant because there is no study that may prove that it is safe to be use by pregnant.


This medicine can be stored at room temperature with the temperature of 15 to 25 degree C. Keep this medicine out of reach by your children because it can harm the health of your children. For the right disposal of this medicine; you can call or visit your doctor and have their advise for the proper way of disposing this medicine.


Risperidone is in the form of injection with the strength of 25 mg.

Important Precautions

Before taking medicine you may need to consult first your doctor for you to know if you are in condition to take this medicine. Also you need to know if you have the history of the following such as: liver disease, heart disease, kidney disease, low white blood cell, breast cancer, diabetes, trouble swallowing and seizure or epilepsy. There may be a slightly increased risk of serious, possibly fatal side effects such as stroke, heart failure when this medication is used in elderly patients with dementia. Do not use other medicine if you are using this medicine. Always see the expiration date before taking this medicine, in order to you to be safe.

Dosage and administration

Risperidone can be taken by the right recommendation dose of 25 mg. It is injected into the deltoid or gluteal muscle every two weeks. If you are not contented on this dosage your can consult your doctor and they will provide the right dosage of this medicine that is right for you.