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Vigabatrin

Vigabatrin Dosage

Robert Chad Hakim, PharmD, BCCCPAllison Gourley, PharmD
Reviewed by Robert Chad Hakim, PharmD, BCCCP, Allison Gourley, PharmD
Last reviewed on June 20, 2023

The average cost for 180 tablets of 500mg of Vigabatrin is $8,121.30 with a free GoodRx coupon.

packetPacket

Dosage

Quantity

Price as low as

Price per unit

500mg

120 packets

$4,837.50

$40.31

tabletTablet

Dosage

Quantity

Price as low as

Price per unit

500mg

180 tablets

$8,121.30

$45.12

Typical dosage for Vigabatrin

The dose is the same for the tablet and powder for liquid.

  • Complex partial seizures

    • Age 17 years or older: The typical dose is 500 mg to 1,500 mg by mouth twice per day.
    • Age 2 to less than 17 years: The dose is based on your child's body weight.
      • 22 to 33 pounds: The typical dose is 175 mg to 525 mg by mouth twice per day.
      • 33 to 44 pounds: The typical dose is 225 mg to 650 mg by mouth twice per day.
      • 44 to 55 pounds: The typical dose is 250 mg to 750 mg by mouth twice per day.
      • 55 to 132 pounds: The typical dose is 250 mg to 1,000 mg by mouth twice per day.
      • Greater than 132 pounds: The typical dose is 500 mg to 1,500 mg by mouth twice per day.
  • Infantile spasms: The dose is based on your child's body weight. The starting dose is 25 mg/kg by mouth twice per day. The maximum dose is 75 mg/kg twice per day.

Your provider will change the dose depending on how well the medication is working for you and if you're having side effects. Your dose might differ if you have kidney problems.

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