Primidone Uses, Side Effects & Warnings
Home A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z

Primidone Uses, Side Effects & Warnings


Polemeds.orgPrimidone
10.19.2017 | Natalie Carter
Primidone
Primidone Uses, Side Effects & Warnings

Do not miss any scheduled appointments. To be sure this medication is helping your condition, your blood may need to be tested on a regular basis.

Subscribe to receive notifications whenever new articles are published.

Neonates: 12 to 20 mg/kg/day in 2 to 4 divided doses, beginning with lower dosage and titrating upward Children: Less than 8 years: Initial dose: 50 to 125 mg/day given at bedtime and increased by increments of 50 to 125 mg/day every 3 to 7 days Maintenance dose: 10 to 25 mg/kg/day in 3 to 4 divided doses Greater than or equal to 8 years: Initial dose: 125 to 250 mg/day at bedtime and increased by increments of 125 to 250 mg/day every 3 to 7 days Maintenance dose: 750 to 1500 mg/day in 3 to 4 divided doses Maximum dose: 2 g/day.

If you are switching to primidone from another seizure medication, you may need to start taking primidone only at bedtime. Primidone is usually taken 2 to 4 times daily. Follow your doctor's instructions.

Usual Pediatric Dose for Seizures:

Availability Rx Prescription only.

Do not miss any scheduled appointments. You may have thoughts about suicide while taking this medication. Your doctor will need to check you at regular visits.

Call your doctor at once if you have any new or worsening symptoms such as: mood or behavior changes, depression, anxiety, or if you feel agitated, hostile, restless, hyperactive (mentally or physically), or have thoughts about suicide or hurting yourself.

Do not use this medication without ling your doctor if you are breast-feeding a baby. Primidone can pass into breast milk and may harm a nursing baby.

loss of balance or coordination;

If you become pregnant while taking primidone, do not stop taking it without ling your doctor. Seizure control is very important during pregnancy and the benefits of preventing seizures may outweigh any risks posed by taking primidone.

Less serious side effects may include:

Do not take the medication in larger amounts, or take it for longer than recommended by your doctor. Follow the directions on your prescription label. Take this medication exactly as it was prescribed for you.

You should not use this medication if you are allergic to primidone or phenobarbital (Luminal, Solfoton), or if you have porphyria.

Primidone is used to control seizures.

Cerner Multum, Inc. Version: 3.03.

The easiest way to lookup drug information, identify pills, check interactions and set up your own personal medication records. Available for Android and iOS devices.

Call your doctor at once if you have any of these serious side effects: slurred speech;

Call your doctor at once if you have any new or worsening symptoms such as: mood or behavior changes, depression, anxiety, or if you feel agitated, hostile, restless, hyperactive (mentally or physically), or have thoughts about suicide or hurting yourself.

l your doctor if the medication does not seem to work as well in treating your condition. Do not change your dose of primidone without your doctor's advice.

Do not start taking primidone during pregnancy without your doctor's advice. Primidone may cause harm to an unborn baby, but having a seizure during pregnancy could harm both the mother and the baby.

Symptoms of a primidone overdose are not known.

Date modified: July 02, 2017 Last reviewed: December 15, 2010.

Approval History Calendar Drug history at FDA.

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Store primidone at room temperature away from moisture, light, and heat.

Generic Name: primidone (PRIM i done) Brand Name: Mysoline.

Any doctor, dentist, or emergency medical care provider who treats you should know that you are taking a seizure medication. Carry an ID card or wear a medical alert bracelet stating that you are taking primidone, in case of emergency.

We comply with the HONcode standard for trustworthy health information - verify here.

Do not take extra medicine to make up the missed dose. Take the missed dose as soon as you remember. If it is almost time for your next dose, skip the missed dose and take the medicine at your next regularly scheduled time.

Follow your doctor's instructions. If you are taking primidone to treat seizures, keep taking the medication even if you feel fine. You may have an increase in seizures if you stop taking primidone.

Data sources include Micromedex (updated June 2nd, 2017), Cerner Multum (updated June 5th, 2017), Wolters Kluwer (updated June 6th, 2017) and others. This material is provided for educational purposes only and is not intended for medical advice, diagnosis or treatment. provides accurate and independent information on more than 24,000 prescription drugs, over-the-counter medicines and natural products. To view content sources and attributions, please refer to our editorial policy.

CSA Schedule N Not a controlled drug.

Primidone may also be used for other purposes not listed in this medication guide.

l your doctor if you have new or worsening depression or suicidal thoughts during the first several months of treatment, or whenever your dose is changed. You may have thoughts about suicide while taking this medication.

Before taking this medication, l your doctor if you are allergic to any drugs, or if you are pregnant or breast-feeding.

Before taking this medication, l your doctor if you are allergic to any drugs, or if you are pregnant or breast-feeding.

Seek emergency medical attention if you think you have used too much of this medicine.

Both you and the baby may need to receive medications to prevent excessive bleeding during delivery and just after birth. If you have taken primidone during pregnancy, be sure to l the doctor who delivers your baby about your primidone use.

Do not miss any scheduled appointments. Your doctor will need to check you at regular visits. Your family or other caregivers should also be alert to changes in your mood or symptoms.

To be sure this medication is helping your condition, your blood may need to be tested on a regular basis. Do not miss any scheduled appointments.

Follow your doctor's instructions about any restrictions on food, beverages, or activity while you are using primidone.

Usual Adult Dose for Seizures:

easy bruising or bleeding; or unusual weakness.

Other brands: Mysoline. l your doctor about all the prescription and over-the-counter medications you use. This includes vitamins, minerals, herbal products, and drugs prescribed by other doctors. There may be other drugs that can interact with primidone. Do not start using a new medication without ling your doctor.

You should not use this medication if you are allergic to primidone or phenobarbital (Luminal, Solfoton), or if you have porphyria.

impotence, loss of interest in sex.

dizziness, drowsiness, spinning sensation;

Primidone is an anti-epileptic drug, also called an anticonvulsant.

Seizures diazepam, Topamax, topiramate, Keppra, Valium, levetiracetam, Dilantin, oxcarbazepine, Trileptal, phenobarbital, Vimpat, phenytoin, zonisamide, pyridoxine, valproic acid, Mysoline, Zonegran, lacosamide, Vitamin B6, Trokendi XR, Depakene, Aptiom, Briviact, More. More FDA updates.

Carry an ID card or wear a medical alert bracelet stating that you are taking primidone, in case of emergency. Any doctor, dentist, or emergency medical care provider who treats you should know that you are taking a seizure medication.

This is not a complete list of side effects and others may occur. You may report side effects to FDA at 1-800-FDA-1088. l your doctor about any unusual or bothersome side effect.

Days 1 to 3: 100 to 125 mg orally at bedtime Days 4 to 6: 100 to 125 mg orally twice a day Days 7 to 9: 100 to 125 mg orally three times a day Day 10 onward: 250 mg orally three to four times a day, increasing up to five or six times a day if necessary, not to exceed 500 mg four times a day (2 g/day).

nausea, vomiting, loss of appetite; feeling irritable; blurred vision;

Follow your doctor's instructions. You may have an increase in seizures if you stop taking primidone. If you are taking primidone to prevent seizures, keep taking the medication even if you feel fine.

Pregnancy Category N Not classified.

Do not change your dose of primidone without your doctor's advice. l your doctor if the medication does not seem to work as well in treating your condition.

mild skin rash; or.

See also: Side effects (in more detail).

Primidone