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Important: This site presents data from the FDA Adverse Event Reporting System (FAERS). A report does not mean the drug caused the event. Full disclaimer.

Myoclonus: Which Medications Cause It? (7,700 Reports Across 458 Drugs)

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Myoclonus has been reported as an adverse event with 458 different drugs in the FDA's FAERS database, with 7,700 total reports. 382 of these reports resulted in death.The drugs most commonly associated with Myoclonus are GABAPENTIN, QUETIAPINE, and LEVETIRACETAM.

7,700
Total Reports
458
Drugs Involved
382
Deaths
4,179
Hospitalizations
53.8 yrs
Average Patient Age
52.2% / 47.8%
Female / Male

Which Drugs Cause Myoclonus Most Often?

Drug Reports % of Drug Reports Deaths Hosp. Life-Threat.
GABAPENTIN 809 1.1% 23 483 43
QUETIAPINE 367 0.5% 17 255 46
LEVETIRACETAM 358 0.6% 7 131 30
PREGABALIN 347 0.3% 12 190 34
SERTRALINE 319 0.5% 9 168 10
LAMOTRIGINE 303 0.6% 3 134 17
BUPROPION 290 0.8% 34 240 60
VENLAFAXINE 290 0.6% 5 144 25
CLOZAPINE 289 0.3% 1 179 17
MORPHINE 256 0.2% 20 125 30
TRAMADOL 244 0.3% 10 154 25
LEVOFLOXACIN 213 0.5% 0 148 8
FENTANYL 208 0.2% 12 111 28
BACLOFEN 184 0.7% 5 117 19
LITHIUM 177 1.2% 4 125 23
DULOXETINE 174 0.3% 2 102 18
OLANZAPINE 174 0.3% 10 116 12
FLUOXETINE 171 0.6% 2 135 40
RISPERIDONE 161 0.2% 28 101 17
CIPROFLOXACIN 158 0.4% 21 75 13

View all 458 drugs →

Top 3 Drugs Associated With Myoclonus

809 reports
367 reports
358 reports

Related Side Effects

Drug ineffective (1,049,718) Off label use (762,782) Death (660,423) Fatigue (599,248) Nausea (562,301) Diarrhoea (491,550) Pain (471,975) Headache (460,069) Dyspnoea (409,496) Dizziness (352,922)