What is Primidone?

Category: Prescription Drugs

Most popular types: Mysoline

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Primidone is a barbituate anticonvulsant used for the management of grand mal, psychomotor, and focal seizures. It may be used for benign familial tremor, also known as essential tremor.

Reported purpose & perceived effectiveness
Purpose Patients Evaluations Perceived Effectiveness
Essential tremor 67 40
Tremor(s) 37 15
Epilepsy 36 18
Seizures (grand mal or tonic-clonic) 11 5
Parkinson's disease 6 4
Tremor in hands 6 2

Show all 33 reasons taken


  • Major
  • Moderate
  • Slight
  • None
  • Can't tell

Side effects

Side effects as an overall problem

Side effects as an overall problem
Severity Evaluations
Severe 17
Moderate 18
Mild 17
None 37

Commonly reported side effects and conditions associated with Primidone

Side effect Patients
Dizziness 6
Grogginess 5
Drowsiness 4
Fatigue 4
Tiredness 3
Depressed mood 2

Show all 32 reported side effects

Dosages

Based on patients currently taking Primidone

Dosage Patients
50 mg daily 8
250 mg three times daily 3
50 mg twice daily 2
150 mg daily 2
200 mg daily 2
250 mg daily 2
300 mg daily 2
12.5 mg daily 1
25 mg daily 1
100 mg daily 1

See all 16 dosages

Why patients stopped taking Primidone

Multiple reasons could be selected

Reason Patients
Did not seem to work 22
Side effects too severe 22
Doctor's advice 12
Expense 3
Other 3
Personal research 2
Change in health plan coverage 1
Course of treatment ended 1
See all 46 patients who've stopped taking Primidone

Duration

Currently taking Primidone

Duration Patients
1 - 6 months 2
6 months - 1 year 3
1 - 2 years 6
2 - 5 years 5
5 - 10 years 10
10 years or more 4

Stopped taking Primidone

Duration Patients
Less than 1 month 12
1 - 6 months 13
6 months - 1 year 2
1 - 2 years 5
2 - 5 years 5
5 - 10 years 3
10 years or more 6
Adherence
Adherence Evaluations
Always 72
Usually 8
Sometimes 3
Never taken as prescribed 6
Burden
Burden Evaluations
Very hard to take 6
Somewhat hard to take 8
A little hard to take 15
Not at all hard to take 60
Cost per month
Cost per month Evaluations
$200+ 0
$100-199 0
$50-99 1
$25-49 5
< $25 60
Not specified 23

What people switch to and from

Patients started taking Primidone after stopping:

Treatment Patients
Propranolol (Inderal) 3
Phenytoin (Dilantin) 2
Topiramate (Topamax) 2
Baclofen (Mylan-Baclofen) 1
Carbidopa-Levodopa (Sinemet) 1

Show all 8 treatments patients report switching from

Patients stopped taking Primidone and switched to:

Treatment Patients
Propranolol (Inderal) 2
Phenytoin (Dilantin) 1
Rasagiline (Azilect) 1
Last updated:

14 patient evaluations for Primidone

Feb 11, 2010 (Started Sep 09, 1984)

  • Effectiveness
    Major (for seizures (grand mal or tonic-clonic))
  • Side effects
    Moderate (somnolence)
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 4 x 250 mg/5 mL Daily
Advice & Tips: be prepared to be drowsy a good bit of the time
Side effects: somnolence

  • 1 helpful mark

Nov 30, 2009 (Started Jul 01, 2009)

  • Effectiveness
    None (for shakiness)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 250 mg/5 mL Daily
Cost: < $25 monthly

  • 0 helpful marks

Aug 26, 2009 (Started Jun 04, 1995)

  • Effectiveness
    Major (for epilepsy)
  • Side effects
    Moderate (somnolence, somulence, choking on my saliva when relaxed and forget to swallow)
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 1000 mg Daily
Advice & Tips: Much better than taking actual phenobarbitol less doping.
Cost: < $25 monthly

  • 1 helpful mark
Last updated:
Showing 3 of 14 patient evaluations for Primidone