Primidone (Systemic)

Brand Names : Myidone, Mysoline, Apo-Primidone, PMS Primidone, Sertan

Precautions While Using This Medicine

It is very important that your doctor check your progress at regular visits, especially during the first few months of treatment with primidone. This will allow your doctor to adjust the amount of medicine you are taking to meet your needs.

If you have been taking primidone regularly for several weeks, you should not suddenly stop taking it. Your doctor may want you to reduce gradually the amount you are taking before stopping completely.

Before you have any medical tests, tell the medical doctor in charge that you are taking this medicine. The results of some tests (such as the metyrapone and phentolamine tests) may be affected by this medicine.

Before having any kind of surgery, dental treatment, or emergency treatment, tell the medical doctor or dentist in charge that you are using this medicine.

This medicine will add to the effects of alcohol and other CNS depressants (medicines that cause drowsiness). Some examples of CNS depressants are antihistamines or medicine for hay fever, other allergies, or colds; sedatives, tranquilizers, or sleeping medicine; prescription pain medicine or narcotics; barbiturates; medicine for seizures; muscle relaxants; or anesthetics, including some dental anesthetics. Check with your doctor before taking any of the above while you are using this medicine .

Primidone may cause some people to become dizzy, lightheaded, drowsy, or less alert than they are normally. Even if taken at bedtime, it may cause some people to feel drowsy or less alert on arising. Make sure you know how you react to this medicine before you drive, use machines, or do anything else that could be dangerous if you are dizzy or are not alert .

Oral contraceptives (birth control pills) containing estrogen may not work properly if you take them while you are taking primidone. Unplanned pregnancies may occur. You should use a different or additional means of birth control while you are taking primidone . If you have any questions about this, check with your health care professional.