What is Amantadine?
Category: Prescription Drugs
Most popular types: Symmetrel PK Merz amantadine ER Show all
See also: Amantadine-amitriptyline-baclofen-clonidine-lidocaine-nifedipine-prilocaine
Amantadine is used to treat Parkinson's Disease and "parkinson-like" symptoms such as stiffness and shaking that may be caused by the use of certain drugs. It is also an antiviral medication that may be used to treat and prevent certain strains of influenza A.
Purpose | Patients | Evaluations | Perceived Effectiveness |
---|---|---|---|
Parkinson's disease | 4532 | 680 | |
Fatigue | 643 | 332 | |
Excessive daytime sleepiness (somnolence) | 95 | 61 | |
Jerky movements | 45 | 28 | |
Tremor(s) | 40 | 40 | |
Stiffness/spasticity | 38 | 11 |
- Major
- Moderate
- Slight
- None
- Can't tell
Side effects
Side effects as an overall problem
Severity | Evaluations | Percentage |
---|---|---|
Severe | 98 | |
Moderate | 146 | |
Mild | 218 | |
None | 633 |
Commonly reported side effects and conditions associated with Amantadine
Side effect | Patients | Percentage |
---|---|---|
Dry mouth | 22 | |
Constipation | 19 | |
Fatigue | 18 | |
Blurry vision | 13 | |
Blotchy skin on my legs | 12 | |
Nausea | 12 |
Why patients stopped taking Amantadine
Multiple reasons could be selected
Reason | Patients | Percentage |
---|---|---|
Did not seem to work | 305 | |
Side effects too severe | 196 | |
Doctor's advice | 145 | |
Other | 67 | |
Course of treatment ended | 23 | |
Expense | 20 | |
Personal research | 17 | |
Change in health plan coverage | 3 |
Duration
Currently taking Amantadine
Duration | Patients | Percentage |
---|---|---|
1 - 6 months | 3 | |
6 months - 1 year | 2 | |
1 - 2 years | 2 | |
2 - 5 years | 10 | |
5 - 10 years | 19 | |
10 years or more | 13 |
Stopped taking Amantadine
Duration | Patients | Percentage |
---|---|---|
Less than 1 month | 102 | |
1 - 6 months | 178 | |
6 months - 1 year | 92 | |
1 - 2 years | 70 | |
2 - 5 years | 94 | |
5 - 10 years | 40 | |
10 years or more | 13 |
What people switch to and from
Patients started taking Amantadine after stopping:
Treatment | Patients | Percentage |
---|---|---|
Sinemet) | Carbidopa-Levodopa (13 | |
Mirapex) | Pramipexole (11 | |
Requip) | Ropinirole (6 | |
Azilect) | Rasagiline (5 | |
Emsam) | Selegiline (4 |
Patients stopped taking Amantadine and switched to:
Treatment | Patients | Percentage |
---|---|---|
Sinemet) | Carbidopa-Levodopa (29 | |
Provigil) | Modafinil (13 | |
Mirapex) | Pramipexole (6 | |
Azilect) | Rasagiline (6 | |
Requip) | Ropinirole (6 |
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