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    Risperidone
Risperidone Risperidone review
by
Pharmacy and Drugs


     .: Prescription

Risperidone is an antipsychotic medication. It works by changing the effects of chemicals in the brain. It also used for the treatment of schizophrenia and mania associated with bipolar disorder. It may be used for purposes other than those listed in this medication guide.

The most important information to know about risperidone are ; If you experiencing fever, sweating, severe muscle stiffness, confusion, fast or irregular heart beat. These could be symptoms of a potentially fatal side effect called Neuroleptic Malignant Syndrome (NMS). Risperidone may cause dizziness or drowsiness. Dizziness may be more likely to occur when rising from a sitting or lying position. Rise slowly to prevent dizziness and a possible fall.

Avoid alcohol it may increase drowsiness while taking risperidone, and avoid also becoming overheated in hot weather and during exercise. It may increase the risk of heat stroke.

Before taking medication you have to tell your doctor if you had a heart attack, low blood pressure, an irregular heart-beat, or any other type of heart disease; epilepsy or another seizure disorder (or a history of this); diabetes; ever been diagnosed with breast cancer; liver disease; or kidney disease. You may require a dosage adjustment or special monitoring during treatment if you have any of the conditions listed above.

Hyperglycemia (increased blood sugar) has been reported in patients treated with atypical antipsychotic including risperidone. The signs of hyperglycemia includes excessive thirst, frequent urination, excessive hunger or weakness.

You may be more experience side effects from risperidone if you are over the age of 65 such as increased risk of stroke and transient ischemic attack. These has been associated with the use of risperidone in elderly patients with dementia-related psychosis. Your doctor may prescribe a lower dose of the medication or special monitoring during treatment.

In taking risperidone follow what doctor exactly prescribed to you. The injectable form of risperidone (Risperdal Consta) will be administered by a healthcare professional. If you are administering injectable risperidone at home, your healthcare provider will give you detailed instructions regarding preparation, administration, and storage of the medication.

Take oral tablets regularly with a full glass of water. The orally-disintegrating tablets (Risperdal M-Tabs) can be taken without water. Risperidone can be taken with or without food or milk. Continue taking risperidone without first talking to your doctor. It may be several weeks before you begin to feel better, and you may require continuous treatment for quite some time. Talk to your doctor before you stop taking this medication.

Seek medical help treatment if an overdose is suspected. Symptoms of a risperidone overdose include dizziness; drowsiness; increased heart rate; fainting; fever; sweating; muscle spasms; and uncontrollable movements of the arms, hands, tongue, face, or other body parts.

The drugs will affect risperidone are carbamazepine; clozapine; medicines used to treat Parkinson's Disease such as levodopa (Dopar, Larodopa, Sinemet, Atamet, others), bromocriptine (Parlodel, others), pergolide; pramipexole, or ropinirole, or; any medicine used to lower blood pressure.

Risperidone is a white to slightly beige powder. It is practically insoluble in water, freely soluble in methylene chloride, and soluble in methanol and 0.1 N HCl. Risperidone tablets are available in 0.25 mg (dark yellow), 0.5 mg (red-brown), 1 mg (white), 2 mg (orange), 3 mg (yellow), and 4mg (green) strengths. Inactive ingredients are colloidal silicon dioxide, hypromellose, lactose, magnesium stearate, microcrystalline cellulose, propylene glycol, sodium lauryl sulfate, and starch (corn). Tablets of 0.25, 0.5, 2, 3, and 4 mg also contain talc and titanium dioxide. The 0.25mg tablets contain yellow iron oxide; the 0.5 mg tablets contain red iron oxide; the 2 mg tablets contain FD&C Yellow No. 6 Aluminum Lake; the 3mg and 4 mg tablets contain D&C Yellow No. 10; the 4 mg tablets contain FD&C Blue No. 2 Aluminum Lake. Risperidone is also available as a 1 mg/mL oral solution. The inactive ingredients for this solution are tartaric acid, benzoic acid, sodium hydroxide, and purified water.

Risperidone has the following structural formula:

Chemical structure of Risperidone
Brand name: Risperdal :: Risperdal Consta :: Risperdal M-Tab

Similar drugs: Wellbutrin SR :: Amitriptyline :: Buspirone

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