Comparing Gabapentin vs Topiramate
| Gabapentin | Topiramate |
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| Gabapentin | Topiramate |
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Gabapentin may be used in the treatment of partial-onset seizures and nerve pain but is likely to cause dizziness or drowsiness. Gabapentin enacarbil (brand name Horizant), a prodrug of gabapentin... View more |
Topiramate may be prescribed either alone or in combination with other medications for the treatment of certain types of epilepsy, or it may be given for the prevention of migraines. Drowsiness is a... View more |
Choose a suggestion below Fibromyalgia
Trigeminal Neuralgia
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| More about Gabapentin | More about Topiramate | ||||||||||||||||
| Generic Status | |||||||||||||||||
| Availability | |||||||||||||||||
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Prescription only |
Prescription only |
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| Ratings & Reviews | |||||||||||||||||
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Gabapentin has an average rating of 7.1 out of 10 from a total of 2328 ratings on Drugs.com. 64% of reviewers reported a positive effect, while 21% reported a negative effect. |
Topiramate has an average rating of 6.3 out of 10 from a total of 1228 ratings on Drugs.com. 52% of reviewers reported a positive effect, while 29% reported a negative effect. |
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| Drug Class | |||||||||||||||||
| Side Effects | |||||||||||||||||
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Commonly reported side effects include: ataxia, dizziness, drowsiness, fatigue, fever, nystagmus disorder, sedated state, and viral infection. See the full gabapentin side effects document. |
Commonly reported side effects include: anxiety, ataxia, confusion, diarrhea, diplopia, dizziness, drowsiness, dysphasia, fatigue, lack of concentration, memory impairment, nausea, nervousness, paresthesia, psychomotor disturbance, speech disturbance, depression, visual disturbance, weight loss, dysgeusia, mood changes, and anorexia. See the full topiramate side effects document. |
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| Pricing and Coupons * Prices are without insurance | |||||||||||||||||
View all gabapentin prices |
View all topiramate prices |
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| Dosage Form(s) Available | |||||||||||||||||
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| Brand Names | |||||||||||||||||
| Fanatrex, Gabarone, Gralise, Neurontin | Eprontia, Qudexy XR, Topamax, Trokendi XR | ||||||||||||||||
| Half Life The half-life of a drug is the time taken for the plasma concentration of a drug to reduce to half its original value. | |||||||||||||||||
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6 hours |
56 hours |
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| CSA Schedule** View glossary of terms | |||||||||||||||||
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Not a controlled drug
Is not subject to the Controlled Substances Act. |
Not a controlled drug
Is not subject to the Controlled Substances Act. |
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| Pregnancy Category | |||||||||||||||||
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Category C
Risk cannot be ruled out
See the full Pregnancy Warnings document. |
Category D
Positive evidence of risk
See the full Pregnancy Warnings document. |
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| Drug Interactions | |||||||||||||||||
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A total of 265 drugs are known to interact with gabapentin:
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A total of 285 drugs are known to interact with topiramate:
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| Alcohol/Food/Lifestyle Interactions | |||||||||||||||||
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| Disease Interactions | |||||||||||||||||
| First Approval Date | |||||||||||||||||
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December 30, 1993 |
December 24, 1996 |
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| WADA Class View World Anti-Doping Agency classifications. | |||||||||||||||||
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N/A |
N/A |
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| More Information | |||||||||||||||||
| Patient resources | |||||||||||||||||
| Professional Resources | |||||||||||||||||
| Related Treatment Guide | |||||||||||||||||
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** The Controlled Substances Act (CSA) schedule information displayed applies to substances regulated under federal law. There may be variations in CSA schedules between individual states.
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.