The average cost for 90 tablets of 50mg of Primidone is $16.78 with a free GoodRx coupon. This is 61.43% off the average retail price of $43.51.
TabletDosage | Quantity | Price as low as | Price per unit |
|---|---|---|---|
50mg | 90 tablets | $16.78 | $0.19 |
250mg | 90 tablets | $14.24 | $0.16 |
125mg | 90 tablets | $48.52 | $0.54 |
Typical dosage for Primidone
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Adults and children ages 8 years and older
- Days 1 to 3: The typical dose is 100 mg to 125 mg by mouth at bedtime.
- Days 4 to 6: The typical dose is 100 mg to 125 mg by mouth twice a day.
- Days 7 to 9: The typical dose is 100 mg to 125 mg by mouth three times a day.
- Day 10 and thereafter: The typical dose is 250 mg by mouth three or four times a day. Some people might need a higher dose, but the maximum dose is 500 mg taken four times a day.
-
Children under 8 years old
- Days 1 to 3: The typical dose is 50 mg by mouth at bedtime.
- Days 4 to 6: The typical dose is 50 mg by mouth twice a day.
- Days 7 to 9: The typical dose is 100 mg by mouth twice a day.
- Day 10 and thereafter: The typical maintenance dose is 125 mg to 250 mg by mouth three times a day. Another option is based on weight: 10 mg/kg to 25 mg/kg per day, split into multiple doses during the day.
