Brand Name(s): Symmetre
Drug Class: Antiviral
Treats: Movement disorder, Parkinson's disease, Influenza
Also known as Symmetrel, Amantadine Hydrochloride is an antiparkinsonian and antiviral drug used in the treatment of Parkinson’s disease, as well as side effects of drugs that are used in the treatment of the disease. It achieves this because of its ability to improve the control of muscles. Amantadine Hydrochloride is also used to treat influenza A. It works by increasing the levels of dopamine, reducing tremors and the effects it may have on dementia and depression.
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Amantadine Hydrochloride Uses
One of the main uses of Amantadine Hydrochloride is treating or preventing influenza A, an infection that causes the flu. It has antiviral properties and is believed to stop further growth of flu virus, eradicating any symptoms associated with the disease. However, this medication should not be used as a vaccine.
Amantadine Hydrochloride is also used in treatment of Parkinson’s disease. Although its effects may not appear for several weeks, it eventually works by improving muscle control. However, the medication may not work as expected after taking for several months; you are advised to notify your doctor once its effects are no longer noticeable.
Below are other conditions that Amantadine Hydrochloride can treat:
- Fatigue that’s related to multiple sclerosis
- Drug-induced tremors
- Some types of seizures
- Bed-wetting in children
Amantadine Hydrochloride Dosage
The recommended Amantadine Hydrochloride dosage is solely based on your condition as well as the response to therapy, so ensure you follow your doctor’s prescription. However, there are cases where a patient may use the standard dosage below:
- Take Amantadine Hydrochloride once or twice daily by mouth and without food or as directed by the doctor.
- In cases where you have a problem sleeping after taking the first dose, take the second one a few hours before bedtime.
- Also remember that in children Amantadine Hydrochloride’s dosage is based on their body weight.
Amantadine Hydrochloride Side Effects
By prescribing this medication, your doctor judges whether the benefits you get are greater than the side effects. While most people under Amantadine may not experience side effects, some report to. The side effects include:
- Trouble sleeping
- Dry mouth
- Stomach upset
- Blurred vision
Note: If any of these side effects persist or worsen, seek medical advice immediately.
Amantadine Hydrochloride Interactions
By prescribing this medication, your doctor or pharmacist may already know any drug interaction. It is recommended that you don’t start, change or stop the dosage before consulting them.
Some of the drugs that interact with Amantadine Hydrochloride include:
- Anticholinergics such as atropine
- Antihistamines such as diphenhydramine
- Phenothiazines such as thioridazine
- Quinidine and quinine
- Stimulants such as caffeine
Note: If you are using any of these medications, remember to inform your doctors to avoid adverse interaction. Keep a list of your medications and share it with your pharmacist or doctor.