Comparing Lamotrigine vs Dilantin
| Lamotrigine | Dilantin (phenytoin) |
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| Lamotrigine | Dilantin (phenytoin) |
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Prescription only
Lamotrigine is used to decrease the frequency and severity of seizures in some types of epilepsy and also to stabilize mood in bipolar I disorder. It is an oral tablet that is taken once or twice a... View more |
Prescription only
Prescribed for Epilepsy, Seizures, Neurosurgery, Status Epilepticus, Seizure Prophylaxis During or Following Neurosurgery. Dilantin may also be used for purposes not listed in this medication guide. |
Related suggestions Seizures
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| More about Lamotrigine | More about Dilantin (phenytoin) | ||||||||||||||||
| Ratings & Reviews | |||||||||||||||||
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Lamotrigine has an average rating of 7.8 out of 10 from a total of 1844 ratings on Drugs.com. 73% of reviewers reported a positive effect, while 15% reported a negative effect. |
Dilantin has an average rating of 7.4 out of 10 from a total of 78 ratings on Drugs.com. 63% of reviewers reported a positive effect, while 17% reported a negative effect. |
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| Side Effects Experienced by Users Side effects are reported in Drugs.com user reviews and not clinically verified. | |||||||||||||||||
View all Lamotrigine side effects |
View all Dilantin side effects |
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| Drug Class | |||||||||||||||||
| Generic Availability | |||||||||||||||||
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Lower cost generic |
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| Pricing and Coupons * Prices are without insurance | |||||||||||||||||
View all Lamotrigine prices |
View all Dilantin prices |
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| Dosage Forms | |||||||||||||||||
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| Brand Names | |||||||||||||||||
| Lamictal, Lamictal CD, Lamictal ODT, Lamictal XR, Subvenite | Other phenytoin brands include: Di-Phen, Phenytek, Phenytoin Sodium, Phenytoin Sodium, Extended Release | ||||||||||||||||
| Half Life Drug half-life is the time required for plasma concentration to reduce to half its original value. | |||||||||||||||||
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25.7 hours |
15 hours |
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| CSA Schedule 1 View glossary of CSA 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 287 drugs are known to interact with Lamotrigine:
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A total of 861 drugs are known to interact with Dilantin:
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| Alcohol/Food/Lifestyle Interactions | |||||||||||||||||
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| Disease Interactions | |||||||||||||||||
| First Approval Date | |||||||||||||||||
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December 27, 1994 |
January 06, 1953 |
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| WADA Class View classifications | |||||||||||||||||
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N/A |
N/A |
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| More Information | |||||||||||||||||
| Patient Resources | |||||||||||||||||
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| Related Treatment Guide | |||||||||||||||||
1 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.
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Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.