Comparing Lamictal vs Topamax
| Lamictal Remove Lamictal from your drug comparison | Topamax Remove Topamax from your drug comparison |
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| Lamictal lamotrigine Remove Lamictal from your drug comparison | Topamax topiramate Remove Topamax from your drug comparison | ||||||||||||||||
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Lamictal is used to decrease the frequency and severity of seizures in some types of epilepsy and also to stabilize mood in bipolar disorder. Rarely, Lamictal may cause a potentially fatal rash... View more |
Topamax 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 migraine. Drowsiness is a... View more |
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Prescription only |
Prescription only |
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Ratings & Reviews |
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Drug Class |
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Side Effects |
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Common side effects include: ataxia, skin rash, headache, insomnia, and nausea. See the full Lamictal side effects document. |
Common 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 Topamax side effects document. |
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Pricing and Coupons* Prices are without insurance |
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View all Lamictal prices and generic prices |
View all Topamax prices and generic prices |
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Generic Availability |
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Dosage Form(s) Available |
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Brand Names |
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| Other lamotrigine brands include: Lamictal CD, Lamictal ODT, Lamictal XR, Subvenite | Other topiramate brands include: Qudexy XR, Trokendi XR | ||||||||||||||||
Half LifeThe 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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25.7 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 Lamictal:
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A total of 265 drugs are known to interact with Topamax:
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Alcohol/Food/Lifestyle Interactions |
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Disease Interactions |
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First Approval Date |
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December 27, 1994 |
December 24, 1996 |
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WADA ClassView World Anti-Doping Agency classifications. |
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N/A |
N/A |
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More Information |
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Consumer Resources |
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Professional Resources |
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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.