What is the difference between Amantadine and Rasagiline?

Amantadine is a Other and Rasagiline is a Parkinson's Agent. They reach a similar treatment goal through different pharmacological mechanisms, which is why one may be tolerated by a patient who could not tolerate the other.

Can Amantadine and Rasagiline be used for the same conditions?

Both medications are prescribed for overlapping indications including Indications and Usage Amantadine Hydrochloride Oral Solution and postencephalitic parkinsonism. Always verify with your prescriber and the current FDA label before switching.

Is Amantadine the same as Rasagiline?

No. Amantadine (Amantadine) and Rasagiline (Rasagiline) are distinct medications. They are sometimes confused because of similar branding or because they treat overlapping conditions, but they have different active ingredients and different safety profiles.

Which has fewer side effects, Amantadine or Rasagiline?

Side-effect frequency varies by individual. The side-effect comparison section on this page shows FAERS-reported events for each drug side by side. FAERS is voluntary reporting, so it reflects what patients and clinicians chose to report, not absolute population risk.

Can I switch from Amantadine to Rasagiline?

Switching medications should always be done under prescriber supervision. The "patient stories" section on this page includes accounts from people who have made the switch and what their transition felt like, but those are individual experiences, not protocols.

Amantadine vs Rasagiline

Compare Amantadine (Amantadine) and Rasagiline (Rasagiline), clinical data, side effects, and patient experiences.

Amantadine

Amantadine · Other

How it works

Other agent

Approved for

Indications and Usage Amantadine Hydrochloride Oral Solution

postencephalitic parkinsonism

amantadine hydrochloride is less effective than levodopa

(-)-3-(3

OralTablet

Rasagiline

Rasagiline · Parkinson's Agent

How it works

Other agent

Approved for

1 INDICATIONS AND USAGE Rasagiline tablets are indicated for the treatment of Parkinson's disease (PD). Rasagiline Tablets

a monoamine oxidase (MAO)-B inhibitor (MAOI)

is indicated for the treatment of Parkinson's disease ( 1 )

OralTablet

Quick Comparison

AmantadineRasagiline

Drug Class

Other

Parkinson's Agent

Route

Oral

Half-Life

N/A

FDA Approved

N/A

Side Effect Frequency Comparison

Estimated frequency (%) based on clinical trial data

Side Effects

Amantadine

Falls

>10%

Drug Not Working

1-10%

Fatigue

1-10%

Dizziness

1-10%

Tremor

1-10%

Nausea

1-10%

Weakness

1-10%

Condition Worsened

0.1-1%

Rasagiline

Falls

>10%

Drug Not Working

1-10%

Tremor

1-10%

Dizziness

1-10%

Drowsiness

1-10%

Nausea

1-10%

Fatigue

1-10%

Constipation

0.1-1%

FDA Warnings

Amantadine

WARNINGS Deaths : Deaths have been reported from overdose with amantadine hydrochloride
Deaths due to drug accumulation (overdose) have been reported in patients with renal impairment, who were prescribed higher than recommended doses of amantadine hydrochloride for their level of renal function (see DOSAGE AND ADMINISTRATION ; Dosage of Impaired Renal Function and OVERDOSAGE )
Suicide Attempts : Suicide attempts, some of which have been fatal, have been reported in patients treated with amantadine hydrochloride, many of whom received short courses for influenza treatment or prophylaxis
Because of the possibility of serious adverse effects, caution should be observed when prescribing amantadine hydrochloride to patients being treated with drugs having CNS effects, or for whom the potential risks outweigh the benefit of treatment

Rasagiline

5 WARNINGS AND PRECAUTIONS May cause hypertension (including severe hypertensive syndromes) at recommended doses (5
When used as an adjunct to levodopa (Studies 3 and 4), the risk for developing post-treatment high blood pressure (e
Rasagiline is contraindicated for use with meperidine, tramadol, methadone, propoxyphene and MAO inhibitors (MAOIs), including other selective MAO-B inhibitors [see Contraindications (4) and Drug Interactions (7
Serotonin syndrome can result in death

Clinical Trial Data

No head-to-head clinical studies found for Amantadine vs Rasagiline.

Amantadine vs Rasagiline: What You Should Know

Key Differences

Amantadine is a Other, while Rasagiline belongs to the Parkinson's Agent class. This means they work through different pharmacological mechanisms, which may influence both efficacy and side effect profiles.

Safety Considerations

Amantadine carries 4 FDA warnings. Rasagiline carries 4 FDA warnings. Patients should discuss all warnings and contraindications with their healthcare provider before starting or switching medications..

This comparison is for informational purposes only. Always consult a qualified healthcare professional before making medication decisions.

Related Comparisons

Pramipexole Dihydrochloride vs Rasagiline→Entacapone vs Rasagiline→Rasagiline vs Ropinirole Hydrochloride→Carbidopa And Levodopa vs Rasagiline→Levodopa vs Rasagiline→Rasagiline vs Ropinirole→

Primary sources

Every figure on this comparison links back to its primary source. See data sources and methodology for the full provenance trail.

Amantadine: DailyMed label · FAERS adverse events · ClinicalTrials.gov
Rasagiline: DailyMed label · FAERS adverse events · ClinicalTrials.gov

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Amantadine vs Rasagiline

Compare Amantadine (Amantadine) and Rasagiline (Rasagiline), clinical data, side effects, and patient experiences.

Amantadine

Amantadine · Other

How it works

Other agent

Approved for

Indications and Usage Amantadine Hydrochloride Oral Solution

postencephalitic parkinsonism

amantadine hydrochloride is less effective than levodopa

(-)-3-(3

OralTablet

Rasagiline

Rasagiline · Parkinson's Agent

How it works

Other agent

Approved for

1 INDICATIONS AND USAGE Rasagiline tablets are indicated for the treatment of Parkinson's disease (PD). Rasagiline Tablets

a monoamine oxidase (MAO)-B inhibitor (MAOI)

is indicated for the treatment of Parkinson's disease ( 1 )

OralTablet

Quick Comparison

AmantadineRasagiline

Drug Class

Other

Parkinson's Agent

Route

Oral

Half-Life

N/A

FDA Approved

N/A

Side Effect Frequency Comparison

Estimated frequency (%) based on clinical trial data

Side Effects

Amantadine

Falls

>10%

Drug Not Working

1-10%

Fatigue

1-10%

Dizziness

1-10%

Tremor

1-10%

Nausea

1-10%

Weakness

1-10%

Condition Worsened

0.1-1%

Rasagiline

Falls

>10%

Drug Not Working

1-10%

Tremor

1-10%

Dizziness

1-10%

Drowsiness

1-10%

Nausea

1-10%

Fatigue

1-10%

Constipation

0.1-1%

FDA Warnings

Amantadine

WARNINGS Deaths : Deaths have been reported from overdose with amantadine hydrochloride
Deaths due to drug accumulation (overdose) have been reported in patients with renal impairment, who were prescribed higher than recommended doses of amantadine hydrochloride for their level of renal function (see DOSAGE AND ADMINISTRATION ; Dosage of Impaired Renal Function and OVERDOSAGE )
Suicide Attempts : Suicide attempts, some of which have been fatal, have been reported in patients treated with amantadine hydrochloride, many of whom received short courses for influenza treatment or prophylaxis
Because of the possibility of serious adverse effects, caution should be observed when prescribing amantadine hydrochloride to patients being treated with drugs having CNS effects, or for whom the potential risks outweigh the benefit of treatment

Rasagiline

5 WARNINGS AND PRECAUTIONS May cause hypertension (including severe hypertensive syndromes) at recommended doses (5
When used as an adjunct to levodopa (Studies 3 and 4), the risk for developing post-treatment high blood pressure (e
Rasagiline is contraindicated for use with meperidine, tramadol, methadone, propoxyphene and MAO inhibitors (MAOIs), including other selective MAO-B inhibitors [see Contraindications (4) and Drug Interactions (7
Serotonin syndrome can result in death

Clinical Trial Data

No head-to-head clinical studies found for Amantadine vs Rasagiline.

Amantadine vs Rasagiline: What You Should Know

Key Differences

Safety Considerations

This comparison is for informational purposes only. Always consult a qualified healthcare professional before making medication decisions.