Symmetrel official prescribing information for healthcare professionals. Includes: indications, dosage, adverse reactions, pharmacology and more.
If dizziness or lightheadedness occurs, notify physician. Avoid getting up suddenly from a sitting or lying position.
Consult physician before discontinuing medication.
Dopamine agonists, such as bromocriptine, and muscle relaxants, such as dantrolene are often used in the treatment of NMS, however, their effectiveness has not been demonstrated in controlled studies. The management of NMS should include: 1) intensive symptomatic treatment and medical monitoring, and 2) treatment of any concomitant serious medical problems for which specific treatments are available.
Epidemiological studies have shown that patients with Parkinson’s disease have a higher risk (2- to approximay 6-fold higher) of developing melanoma than the general population.
SYMMETREL (amantadine hydrochloride) is indicated for the prophylaxis and treatment of signs and symptoms of infection caused by various strains of influenza A virus. SYMMETREL (amantadine hydrochloride) is also indicated in the treatment of parkinsonism and drug-induced extrapyramidal reactions.
Infrequently (0.1-1%) occurring adverse reactions are: congestive heart failure, psychosis, urinary retention, dyspnea, skin rash, vomiting, weakness, slurred speech, euphoria, thinking abnormality, amnesia, hyperkinesia, hypertension, decreased libido, and visual disturbance, including punctate subepithelial or other corneal opacity, corneal edema, decreased visual acuity, sensitivity to light, and optic nerve palsy.
SYMMETREL (amantadine hydrochloride) is available in tablets and syrup.
Call your doctor at once if you have any of these serious side effects:
Some patients who do not respond to anticholinergic antiparkinson drugs may respond to SYMMETREL (amantadine hydrochloride).
Find patient medical information for Symmetrel Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings.
If you are taking this medication for Parkinson's disease, be careful not to overdo physical activity as your condition improves because this may increase your risk of falls. Consult your doctor about a plan to gradually increase your physical activity as symptoms improve.
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Store at room temperature at 77 degrees F (25 degrees C) away from light and moisture. Do not store in the bathroom. Keep all medicines away from children and pets. Brief storage between 59-86 degrees F (15-30 degrees C) is permitted.
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Amantadine is an antiviral medication. It blocks the actions of viruses in your body. Amantadine is used to treat and to prevent influenza A (a viral infection). There may be some flu seasons during which amantadine is not recommended because certain flu strains may be resistant to this drug.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088. You may report side effects to FDA at 1-800-FDA-1088.
Avoid drinking alcohol. It can increase some of the side effects of amantadine.
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This includes vitamins, minerals, herbal products, and drugs prescribed by other doctors. l your doctor about all the prescription and over-the-counter medications you use.
Consumer information about the medication AMANTADINE - ORAL (Symmetrel), includes side effects, drug interactions, recommended dosages, and storage.
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For more details, talk to your doctor or pharmacist.Amantadine is also used to treat Parkinson's disease, as well as side effects caused by drugs (e.g., drug-induced extrapyramidal symptoms), chemicals, other medical conditions.