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Qudexy XR is a prescription drug approved by the Food and Drug Administration (FDA) to treat several types of seizures in people age 2 and older. Qudexy XR may be prescribed in cases of partial onset seizures, primary generalized tonic-clonic seizures, and seizures associated with Lennox-Gastaut Syndrome. Qudexy XR is also referred to by its drug name, Topiramate.

Qudexy XR is an anticonvulsant, or drug that prevents seizures. It is believed that Qudexy XR works in cases of epilepsy by inhibiting nerve signals.

How do I take it?
Qudexy XR is generally taken once a day.

Qudexy XR comes in the form of extended-release capsules.

Side effects
The FDA-approved label for Qudexy XR lists common side effects including dizziness, drowsiness, fatigue, headache, nervousness, vision changes, fever, pins-and-needles sensation, slowed movements, speech disorders, and weight loss.

Rare but serious side effects listed for Qudexy XR include cognitive dysfunction, kidney stones, lowered body temperature, metabolic imbalance, suicidal ideation and behavior, and severe eye problems potentially leading to permanent vision loss.

For answers to frequently asked questions about exposure to Topiramate during pregnancy and breastfeeding, visit the experts at

For more details about this treatment, visit:

Qudexy XR – Upsher-Smith

Qudexy XR (Topiramate) for Epilepsy Questions

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