Topamax vs. Lyrica

Are Topamax and Lyrica the Same Thing?

Topamax (topiramate) and Lyrica (pregabalin) are anticonvulsants used to treat or prevent seizures.

Topamax is also used to treat migraine headaches.

Lyrica is also used for neuropathic (nerve) pain associated with diabetic peripheral neuropathy or postherpetic neuralgia, and fibromyalgia.

What Are Possible Side Effects of Topamax?

Common side effects of Topamax include:

What Are Possible Side Effects of Lyrica?

Common side effects of Lyrica include:

  • drowsiness,
  • dry mouth,
  • dizziness,
  • blurred vision,
  • constipation,
  • weight gain,
  • trouble urinating,
  • headache,
  • increased hunger, and
  • changes in taste.

What Is Topamax?

Topamax (topiramate) is an anticonvulsant prescribed for preventing epileptic seizures and migraine headaches. Topamax is available as a generic drug.

What Is Lyrica?

Lyrica (pregabalin) is an anti-epileptic drug (anticonvulsant) used for neuropathic (nerve) pain associated with diabetic peripheral neuropathy or postherpetic neuralgia, and for treating partial onset seizures in adults, and fibromyalgia.

QUESTION

If you have had a seizure, it means you have epilepsy. See Answer

What Drugs Interact With Topamax?

Topamax may interact with other medicines that can make you sleepy (cold or allergy medicine, sedatives, narcotic pain medicine, sleeping pills, muscle relaxers, and medicine for depression or anxiety), other seizure medications, lithium, hydrochlorothiazide, metformin, atropine, belladonna, benztropine, dimenhydrinate, methscopolamine, scopolamine, bronchodilators, bladder or urinary medications, or glaucoma medications.

What Drugs Interact With Lyrica?

Lyrica (pregabalin) is an anti-epileptic drug (anticonvulsant) used for neuropathic (nerve) pain associated with diabetic peripheral neuropathy or postherpetic neuralgia, and for treating partial onset seizures in adults, and fibromyalgia.

How Should Topamax Be Taken?

Topamax usual adult dose is 200mg twice a day. Drug interactions include acetazolamide (Diamox), methazolamide (Neptazane), dichlorphenamide (Daranide), carbamazepine (Tegretol) and phenytoin (Dilantin) and oral contraceptives. There are no adequate studies of Topamax in pregnant women and it is not known if Topamax is secreted in human breast milk. Use during pregnancy is not recommended unless the potential benefit outweighs the potential unknown risk to the fetus. Topamax passes into breast milk and may harm a nursing baby. Consult your doctor before breastfeeding.

How Should Lyrica Be Taken?

The recommended dose of Lyrica is 75-600 mg daily. Alcohol and drugs that cause sedation may increase the sedative effects of Lyrica. There are no adequate studies of Lyrica in pregnant women. If you become pregnant, your name may be listed on a pregnancy registry to track the outcome of the pregnancy and to evaluate any effects of Lyrica on the baby. It is unknown if Lyrica passes into breast milk or if it could harm a nursing baby. Breastfeeding while using Lyrica is not recommended.

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References
Janssen Pharmaceuticals, Inc. Topamax Prescribing Information.
https://www.topamax.com/
Pfizer. Lyrica Prescribing Information.
https://www.lyrica.com/

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