Risperidone Brand Name: Risperdal Overview Risperdal is the brand name for Risperidone, an antipsychotic agent used to treat certain types of psychotic thinking. It has been found to improve both positive and negative symptoms of schizophrenia. Why is this drug prescribed? Risperdal is used to treat: - schizophrenia
- aggression
- false perceptions
- Tourette's syndrome
- behavioral problems in persons with mental retardation
Warnings Risperdal?s effects on children under age 18 have not been studied and are not known. Risperdal can lower mental alertness. Patients should not drive or operate machinery until the effects of Risperdal are known. Risperdal may increase a patient?s sensitivity to sunlight. Patients should wear sunscreen and avoid exposure to sunlight. There is a slight chance that Risperdal can cause Tardative Dyskenia, a disease whose symptoms include fine, worm-like movements of the tongue, or other uncontrolled movements of the mouth, tongue, cheeks, jaw, or arms and legs. Risperdal may cause Neuroleptic Malignant Syndrome (NMS), a life threatening side effect of any antipsychotic drug which is more common in high-potency antipsychotics. Symptoms include rigidness, fever, rapid heartbeat, rapid breathing, abnormal blood pressure, heavy sweating, and a change in mental state, from confusion to coma. Antacids should not be taken within 2 hours of this drug. For Pregnant or Nursing Mothers: Studies in animals indicate that Risperdal may cause unwanted effects on the fetus. Risperdal passes into the breast milk of animals, and it is not recommended that women taking Risperdal breastfeed. Contraindications Risperdal should not be used for people with an allergy or hypersensitivity to Risperdal or any of its ingrediants. Precautions Risperdal may be used with caution in people with the following conditions: - breast cancer or a history of breast cancer
- Heart or blood vessel problems, including stroke or Parkinson's disease
- Epilepsy or other seizure disorders ? Risperdal may increase the risk of seizures
- kidney or liver disease ? dosage may need to be lowered
- asthma
- Parkinson's disease
- seizures ? Risperdal may increase the risk of seizures
Adverse Reactions Risperdal may cause the following reactions: - constipation
- coughing
- diarrhea
- drowsiness
- dryness of mouth
- headache
- heartburn
- increased dream activity
- increased length of sleep
- nausea
- sore throat
- stuffy or runny nose
- unusual tiredness or weakness
- weight gain
- anxiety or nervousness
- changes in vision
- including blurred vision
- decreased sexual desire or performance
- loss of balance contro
- mask-like face
- menstrual changes
- mood or mental changes, including aggressive behavior, agitation, difficulty in concentration, and memory problems
- problems in urination or increase in amount of urine
- restlessness or need to keep moving (severe)
- shuffling walk
- skin rash or itching
- stiffness or weakness of arms or legs
- tic-like or twitching movements
- trembling and shaking of fingers and hands
- trouble in sleeping
- back pain
- chest painseborrhea (skin condition that may include dandruff and oily skin)
- unusual secretion of milk
- darkening of skin color
- dry skin
- increased sensitivity of the skin to sun
- increased watering of mouth
- joint pain
- stomach pain
- vomiting
- weight loss
Interactions with Drugs and Other Substances Drugs or substances that may interact with Risperdal include: - Antihypertensives (high blood pressure medicine), Central nervous system (CNS) depressants, Tricyclic antidepressants (amitriptyline [Elavil], amoxapine [Asendin], clomipramine [Anafranil], desipramine [Pertofrane], doxepin [Sinequan], imipramine [Tofranil], nortriptyline [Aventyl], protriptyline [Vivactil], trimipramine [Surmontil])--Risperidone may increase the side effects of these medications, especially drowsiness and low blood pressure
- Bromocriptine (Parlodel) or Levodopa (Dopar, Larodopa), Pergolide (Permax)--Risperdal can interfere with these drugs and lower their effectiveness.
- Carbamazepine (Epitol, Tegretol), Clozapine (Clozaril) ? These drugs can reduce Risperdal?s effects
- Smoking ? an increased dose may be require
and then this from another source, http://www.psyweb.com/Drughtm/risper.html Risperidone ( Risperdal ) is an antipsychotic drug used in the treatment of disorganized or psychotic thinking. Risperidone ( Risperdal ) is used to treat aggression, false perceptions, Tourette's syndrome, or behavioral problems in persons with mental retardation. THIS DRUG MAY CAUSE NEUROLEPTIC MALIGNANT SYNDROME. CLASS: Benzisoxazole Derivative. Generic name: Risperidone. Type: Antipsychotic. Strengths: Oral Solution: 1mg per ml. Tables: 1mg , 2mg, 3mg, 4mg.
Dosages: Actual dosage must be determined by a physician.
Normal dosage: If under 18 years of age, DO NOT USE! 18 to 60 years of age, 1mg two times daily. Over 60 years of age, 0.5mg two times daily, increased cautiously in one week intervals.
Oral: Start: 1mg 2 times daily. Increases: 1mg increase after two days and another 1mg on the third day, for a total of 3mg 2 times daily. Maximum: 6mg in 24 hours.
Problems with: Liver Function: Lower dosage. Kidney Function: Lower dosage.
Test: Before taking: Electrocardiogram. While taking: Blood pressure twice a week.
Take With: With or without food. Full Benefits In: One to two weeks. Missed Dose(s): If within one hour take, if over an hour skip and then continue on your normal schedule. Never Take a Double Dose! If Stop Taking: Do not stop without consulting your physician and never abruptly. Overdose symptoms include: Low blood pressure, rapid heartbeat, or sleepiness.
Warnings Antacids containing aluminum or magnesium should not be taken one hour before taking this drug and never right after. Only take this drug and Heterocyclic antidepressants with careful monitoring. Also check with your physician if you are taking central nervous system depressants like antihistamines, hay fever medicines, sedatives, narcotics, anesthetics, barbiturates, or muscle relaxants. Also check with your physician if you are taking a vasodilator (drug that dilate blood vessels.) The habit-forming potential is none, but long term use may lead to Tardive Dyskinesia. Do not take this drug if you are pregnant ( Only take if the mother's or baby's live is endangered. ) Do not take this drug if planning to become pregnant. Do not take if you are breast-feeding. Do not give this drug to children. Only use drug in small doses at first if over sixty and with close monitoring. Also if over sixty be careful when standing up because blood pressure may be lowered enough to impair balance. If you smoke blood levels of this drug need to be taken. Smoking drops this drugs level in the blood. Do not use if: You had negative reactions to this drug in the past or if you have a history of NEUROLEPTIC MALIGNANT SYNDROME. Inform your Doctor if: You had negative reactions to this drug in the past. If you have a history of asthma, breast cancer, epilepsy, heart rhythm disturbances, liver / kidney disease, Parkinson's disease, seizures, or Tardive Dyskinesia. If you are taking any other prescription or nonprescription drug. If you plan to be under anesthesia or having any surgery in the next few months, also if you will be undergoing any medical tests. If you are on a special diet ( low-salt / low-sugar or any other.)
Risperidone ( Symptoms or Effects ) Common: Lethargy / sleepiness, low blood pressure, dry mouth, blurred vision, constipation, weight gain, difficulty urinating, nasal irritation / stuffiness, or stiffness. Rare: Dizziness, racing heartbeat / palpitations, weakness, sexual problems, restlessness, skin rash, seizures, low white blood cell count, tremors, involuntary facial / tongue movements, or reduced urinary output. See physician always: Low blood pressure, dizziness, racing heartbeat / palpitations, weakness, sexual problems, restlessness, skin rash, stiffness, seizures, low white blood cell count, tremors, reduced urinary output, difficulty urinating, involuntary facial / tongue movements, or nasal irritation / stuffiness. See physician if severe: Blurred vision, constipation, dry mouth, Lethargy / sleepiness, or weight gain. See physician NOW: Low white blood cell count, reduced urinary output, or skin rash. Stop taking and see physician NOW: Seizures. See this is what is worrying me! Diana |