Risperdal is an atypical antipsychotic medication. The active ingredient in Risperdal is risperidone which is formulated as oral tablets, an oral solution and orally disintegrating tablets.
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Risperdal (Risperidone)

Risperdal is a potent antipsychotic medicine. It is a potent treatment for the mental conditions like manic depression, schizophrenia. It is also used in children in conditions like autism.

The generic name for Risperdal is Risperidone.

How does Risperdal (Risperidone) work?

Risperdal (Risperidone) works by changing the chemical effects in the brain. When the chemicals get unbalanced, they lead to several mental issues. When the balance is restored, the issues subside. Risperdal (Risperidone) restores the chemical balance in the brain.

Indications of Risperdal (Risperidone)

Risperdal (Risperidone) is indicated for treatment in:

  • Schizophrenia

It is a potent treatment for schizophrenia.

  • Bipolar Mania

Monotherapy: It is used for treating acute manic as well as mixed episodes of bipolar disorder.

Adjunctive Therapy: It is used along with lithium or valproate for treating acute manic as well as mixed episodes associated with bipolar disorder.

  • Autistic Disorder

It is used in autistic children to treat the irritability associated with autism. It helps in treating the symptoms like deliberate self- injuriousness, aggression towards other people, rapid mood swings as well as temper tantrums.

Risperdal (Risperidone) 1mg tablets

Side- effects of Risperdal (Risperidone)

Serious side- effects of Risperdal (Risperidone) include:

  • Uncontrolled muscle movements of face like lip smacking, frowning, eye movement or blinking, chewing, etc)
  • Tenderness or swelling in breasts in both men and women, nipple discharge, decreased libido, impotence, missing menstrual periods
  • Low white blood cell count leading to sudden ill feeling or weakness, trouble breathing, cough, flu or cold symptoms, skin sores, trouble in swallowing, swollen or red gums, mouth sores, sore throat, chills, fever
  • Low platelet level in blood causing unusual bleeding from nose, vagina, rectum, mouth; easy bruising, red or purple pinpoint spots under the skin
  • Severe nervous system reaction causing rigid muscles, high fever, confusion, sweating, uneven or rapid heartbeat, tremors, feeling like passing out
  • High blood sugar level leading to weight loss, blurred vision, dry skin, drowsiness, fruity odor from breath, dry mouth, hunger, increased thirst and urination
  • Painful penis erection for four hours or more
  • Allergic reaction to Risperdal (Risperidone) causing rashes or hives, difficult breathing, swelling on throat, lips, tongue and face

The commons side- effects of Risperdal (Risperidone) include:

  • Dizziness
  • Drowsiness
  • Headache
  • Feeling tired
  • Twitching or uncontrolled muscle movements, tremors
  • Anxiety, agitation, restless feeling
  • Dry mouth
  • Constipation
  • Upset stomach
  • Depressed mood
  • Weight gain
  • Pain in arms of legs

How to take Risperdal (Risperidone)?

You must take Risperdal (Risperidone) exactly as prescribed by the doctor. Changing dose by yourself in strictly prohibited. Do not take a smaller or larger dose than recommended. Also, do not take the medication for longer period than recommended.

You can take the medication with or without food.

Pregnancy or Breastfeeding

You must not use the drug if you are pregnant. Use it only when the benefits of the drug overweigh the risk to the foetus.

You must either discontinue breastfeeding or taking the medication if you are a nursing mother.


Risperdal is available by prescription only. Risperdal is used to treat bipolar disorder (manic depression) and schizophrenia. It is also used to treat symptoms of irritability in children with autism. Doctors may prescribe Risperdal to treat other medical conditions.


Risperdal should be taken as prescribed by a doctor. Never increase or decrease the dosage without your doctor’s permission. Risperdal tablets do not have to be taken with food.

If using the orally disintegrating tablets, do not swallow the tablet whole. Let it dissolve properly in your mouth, without chewing, then swallow the contents with some water or milk (not cola or tea).

If using the oral solution of Risperdal ensure that you measure each dose with a proper medical measuring device – do not use household utensils to measure the dose.

Missed Dose

If a dose is missed, it can be taken as soon as you remember, as long as it does not clash with the next scheduled dose. In this case, rather skip the missed dose. Never take a double dose.


Risperdal should not be given to elderly patients with dementia as it can increase the incidence of fatal heart attacks or strokes.

Do not use Risperdal if you are allergic to risperidone.

Risperdal should be used with caution by people with any of the following conditions: liver disease, heart disease, kidney disease, irregular heartbeat, high blood pressure, a history of breast cancer, a history of heart attack or stroke, epilepsy, diabetes, suicidal thoughts, problems swallowing, or Parkinson’s Disease.

The orally disintegrating tablet of Risperdal may contain phenylalanine. Therefore people with phenylketonuria (a genetic metabolism disorder) should discuss the risk of using this form of Risperdal.

Pregnant women, or women planning to become pregnant, should use Risperdal with caution because it is not known if Risperdal can harm an unborn fetus. It is not yet known if Risperdal is passed into breast milk so women who are breast-feeding should discuss the risks of using Risperdal with a doctor.

Risperdal should not be used by children unless directed by a doctor.


Call for emergency medical assistance if any of the following allergic symptoms occur: difficulty in breathing, hives, or swelling of the lips, face, tongue or throat.

Stop using Risperdal and contact a doctor if you have any of the following serious side-effects: fast or irregular heartbeat, fever, confusion, stiff muscles, sweating, twitching (in the eyes, tongue, neck or jaw), tremors, difficulty in swallowing, feeling light-headed, or fainting.

Less serious side-effects include drowsiness, mild restlessness, tremors, vision problems, dizziness, headache, problems urinating, weight gain, dry mouth, nausea, constipation, or sexual problems.

This is not a complete list of side effects. If any other uncomfortable symptoms occur and persist, contact your doctor.


If overdose with Risperdal is suspected, get emergency assistance immediately. Symptoms of overdose include drowsiness, feeling light-headed, increased heart rate, fainting, or twitching in the eyes, jaw, tongue or neck.


Risperdal should be kept in a cool, dry place away from sun and moisture.