Horizant (Gabapentin)

Side Effects

MediGuard regularly polls our more than 140 users taking Horizant (or similar medicines with the same active ingredient(s)) to monitor the development and frequency of side effects. This feedback is continuously updated in the tables and graphs below for the benefit of the MediGuard community.

  • 32%

    Side effects

  • 38%

    Extreme or troublesome side effects

Most Common Side Effects

Drowsiness
marker 100 percent rule
14%
Weight Gain
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11%
Dizziness
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8%
Fatigue
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7%
Memory/Speech Problems
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4%
Constipation
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3%
Numbness/Tingling
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3%
Vision Changes
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3%

Less than 1% effects:

Muscle Pain/Cramps
Dry Mouth
Insomnia
Grogginess/Confusion
Sleepiness
Dryness
Tremor
Headache
Bloating/Gas
Altered Taste/Smell
Restlessness
Mood/Behavior Changes
Nausea/Vomiting
Swelling/Edema
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