Primidone Oral Tablet 250Mg Drug Medication Dosage Information
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Primidone: Oral tablet (250mg)

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Drug Image file DrugItem_10934.JPG
Primidone 250mg Tab
Par Pharmaceuticals, an Endo Company
Pill Identification: V  |  51 31
Drug Image file DrugItem_10761.JPG
Primidone 250mg Tab
Actavis US
Pill Identification: DAN DAN  |  5321
Drug Image file DrugItem_25948.JPG
Primidone 250mg Tab
Amneal Pharmaceuticals LLC
Pill Identification: AN 545 
Drug Image file DrugItem_465.JPG
Primidone 250mg Tab
Lannett Co Inc
Pill Identification: LAN 1231 

What is this Medicine?

PRIMIDONE (PRI mi done) is a barbiturate. This medicine is used to control seizures in certain types of epilepsy. It is not for use in absence (petit mal) seizures.

CVS Pharmacy Patient Statistics for Primidone: Oral tablet(250mg)
Generic vs. Brand Name Usage*
*Brand contains same active ingredient but may not represent FDA-approved generic equivalent
Usage By Strength
In-Depth Information
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Primidone 250mg Tablet

NDC: 006035372
  • Prescription Required
  • Not a Controlled Drug
    (CSA Schedule)
  • FDA Approved

FDA approved for the following conditions:
Tonic-clonic Seizures, Partial Seizures

Sometimes used for but not FDA approved for the following conditions:

Storage Information
Store at controlled room temperature (between 68 and 77 degrees F)
Primidone 250mg Tablet
Drug Image file DrugItem_10934.JPG
Par Pharmaceuticals, an Endo Company
Pill Identification: V  |  51 31
Shape: round
Color: yellow

Reported Side Effects for Primidone 250mg Tablet

Thoughts Of Suicide Incidence:
Severity: SEVERE
*This is an approximate aggregated range of reported side effects from clinical studies performed on this drug. Your experience with this drug may be different.
Daily Life Interactions for Primidone 250mg Tablet

Elements of your daily lifestyle may have an effect on the medications you are taking. Drug interactions can result in unwanted side effects, reduce the effectiveness of your medicine or possibly increase the action of a particular medicine.

Major Lifestyle Interaction
Alcohol and Primidone 250mg Tablet(Primidone)
Alcohol and CNS Depressants(Primidone)
Avoid alcohol-containing drinks while taking this medicine. Using this drug along with alcohol can lead to serious side effects. You may feel drowsy or more tired when taking these drugs together. Do not drive or operate machinery until you know how this drug affects you, and especially if you are drinking alcohol-containing beverages. If you notice slurred speech, confusion, severe weakness, or difficulty breathing, contact your health care provider immediately.
Moderate Lifestyle Interaction
Marijuana and Primidone 250mg Tablet(Primidone)
Marijuana and Barbiturates(Primidone)
Barbiturates can theoretically increase the elimination of Marijuana, Medical from the body. The side effect profile of Marijuana, Medical may be altered if you take Barbiturates. You may feel drowsy or more tired. Do not drive or operate machinery until you know how these drugs affect you. Contact your health care provider immediately if you notice slurred speech, confusion, increases heart rate, or palpitations while taking Marijuana, Medical.
Minor Lifestyle Interaction
Caffeine-containing Foods/Beverages and Primidone 250mg Tablet(Primidone)
Caffeine-containing Foods/Beverages and Barbiturates(Primidone)
Barbiturates are commonly used for sedation, seizures or for sleep and include drugs like Amytal, Buticaps, Mysoline, Nembutal, Phenobarbital, and Seconal. Caffeine may cause sleeplessness, so if you are taking a barbiturate to help you sleep, you may wish to avoid taking caffeine and caffeine-containing foods like colas, coffee, teas, or chocolates within several hours prior to bedtime. Barbiturates may also decrease the actions of Caffeine; if you have a high intake of caffeinated foods or beverages you may experience a headache or irritability from decreased caffeine levels while taking these drugs until your body adjusts. If you take Caffeine for other purposes, notify your health care provider if you think Caffeine is not working as well for you.
Pregnancy & Lactation Information

Caution - Not enough information is available to rule out harm to infants when this drug is taken by nursing mothers.

Learning More About
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Patient Experiences with Primidone

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