Comparing Gabapentin vs Tegretol

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Gabapentin

Tegretol carbamazepine

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

Prescribed for Trigeminal Neuralgia, Schizoaffective Disorder, Epilepsy. Tegretol may also be used for purposes not listed in this medication guide.

Prescription only

Ratings & Reviews

View all 2236 reviews

View all 73 reviews

Drug Class

Gamma-aminobutyric acid analogs

Dibenzazepine anticonvulsants

Side Effects

Commonly reported side effects include: ataxia, dizziness, drowsiness, fatigue, fever, nystagmus disorder, sedated state, and viral infection.

See the full gabapentin side effects document.

See the full Tegretol side effects document.

Pricing and Coupons

* Prices are without insurance

Quantity	100 each
Dosage	300 mg
Per Unit^*	$0.22
Cost^*	$22.42

View all gabapentin prices

Quantity	450 mL
Dosage	100 mg/5 mL
Per Unit^*	$0.40
Cost^*	$179.88

View all Tegretol prices and generic prices

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Generic Availability

Yes (this medicine)

Yes

Dosage Form(s) Available

Oral capsule
Oral solution
Oral tablet

Oral suspension
Oral tablet

Brand Names

Fanatrex, Gabarone, Gralise, Neurontin Other carbamazepine brands include: Carbatrol, Epitol, Equetro, Tegretol 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.

6 hours

19 hours

CSA Schedule**

View glossary of terms.

Not a controlled drug

Is not subject to the Controlled Substances Act.

Not a controlled drug

Is not subject to the Controlled Substances Act.

Pregnancy Category

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.

Drug Interactions

A total of 224 drugs are known to interact with gabapentin:

26 major drug interactions (142 brand and generic names)
188 moderate drug interactions (817 brand and generic names)
10 minor drug interactions (52 brand and generic names)

A total of 696 drugs are known to interact with Tegretol:

191 major drug interactions (547 brand and generic names)
471 moderate drug interactions (2935 brand and generic names)
34 minor drug interactions (101 brand and generic names)

Alcohol/Food/Lifestyle Interactions

Alcohol can increase the nervous system side effects of gabapentin such as dizziness, drowsiness... View more

You should preferably avoid the regular consumption of grapefruits and grapefruit juice while... View more

Disease Interactions

First Approval Date

December 30, 1993

March 11, 1968

WADA Class

View World Anti-Doping Agency classifications.

N/A

More Information

Consumer Resources

Professional Resources

Prescribing Information

Related Treatment Guide

** 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.

Medical Disclaimer