Risperdal Consta 50 mg Injection is used to treat symptoms of schizophrenia in patients who are already taking oral medication to control their symptoms. The injection provides a booster dose to stop symptoms and prevent their recurrence.

Composition of Risperdal Injection

Risperdal Consta injection contains 50 mg of the active ingredient risperidone, an antipsychotic that helps relieve symptoms of schizophrenia and psychotic disorders. It works by blocking dopamine and serotonin receptors in the brain.

Indications for Use of Risperdal Injection

Risperdal injections are used to maintain the treatment of schizophrenia in patients already taking oral antipsychotic tablets or capsules; the injections help stop symptoms and prevent relapse.

Risperidone long-acting injection dose

• The doctor determines the appropriate dose of Risperdal injection according to the patient’s condition.
• Risperdal is administered as an intramuscular injection in the arm or buttock every two weeks.
• It must not be administered intravenously.
• Risperidone dose range is at 25, 37.5, or 50 mg if needed, depending on the physician’s assessment of the patient’s condition and the oral dose previously used.

is 4 mg of Risperidone, a high dose?

No, 4 mg of risperidone is not considered a high dose; the dosage depends on the patient’s condition and the doctor’s evaluation of what is appropriate.

Side Effects of Risperdal Injection

Risperdal injections may cause some side effects, such as:

• Cold symptoms
• Difficulty sleeping
• Depression
• Anxiety
• Headache
• Pneumonia
• Urinary tract infection
• Increased prolactin levels
• High blood sugar
• Dizziness
• Pain or swelling at the injection site

Contraindications

Risperdal Consta injections must not be used in cases of:

• Hypersensitivity to its components
• Children and adolescents under 18 years of age

Warnings and Precautions

Caution and medical advice are required before using Risperdal 50 mg injections, especially in cases of:

• Heart problems
• Any risk factor for stroke, such as high blood pressure, cerebrovascular disease, or heart disease
• Previous involuntary movements of the tongue, mouth, or face
• History of Neuroleptic Malignant Syndrome, which involves high fever, muscle rigidity, sweating, and reduced consciousness
• Low white blood cell count
• Diabetes
• Epilepsy
• Prolonged or painful erections
• Kidney or liver problems
• High prolactin levels or presence of a prolactin-dependent tumor
• History of blood clots in the patient or family
• Pregnancy or breastfeeding

Drug Interactions

Inform your doctor or pharmacist if you are taking other medicines, such as:

• Sedatives
• Antihistamines
• Opioid painkillers
• Drugs that slow the heart rate
• Parkinson’s disease drugs such as levodopa
• Drugs that lower calcium levels (such as some diuretics)
• Central nervous system stimulants
• Antihypertensive medications
• Epilepsy medications

Storage Instructions

• Keep out of reach of children
• Store in a refrigerator at 2–8°C
• May be stored at room temperature (25°C) for a maximum of 7 days
• Use within 6 hours of reconstitution (if stored at 25°C or below)
• Keep in the original package, protected from light