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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.

Hypertonia: Which Medications Cause It? (2,682 Reports Across 278 Drugs)

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Hypertonia has been reported as an adverse event with 278 different drugs in the FDA's FAERS database, with 2,682 total reports. 110 of these reports resulted in death.The drugs most commonly associated with Hypertonia are BACLOFEN, QUETIAPINE, and RISPERIDONE.

2,682
Total Reports
278
Drugs Involved
110
Deaths
1,546
Hospitalizations
40.9 yrs
Average Patient Age
48.9% / 51.1%
Female / Male

Which Drugs Cause Hypertonia Most Often?

Drug Reports % of Drug Reports Deaths Hosp. Life-Threat.
BACLOFEN 479 1.9% 11 205 18
QUETIAPINE 132 0.2% 4 98 44
RISPERIDONE 126 0.2% 2 87 23
OLANZAPINE 118 0.2% 6 80 18
ARIPIPRAZOLE 108 0.2% 1 87 13
SERTRALINE 108 0.2% 5 65 17
ACETAMINOPHEN 99 0.1% 8 82 41
HALOPERIDOL 99 0.6% 4 66 5
CLONAZEPAM 84 0.2% 5 43 6
VALPROATE 84 0.5% 6 34 7
ESCITALOPRAM OXALATE 78 0.3% 12 49 7
VENLAFAXINE 78 0.2% 0 53 21
PAROXETINE 73 0.3% 1 58 12
TRAMADOL 73 0.1% 14 49 1
LAMOTRIGINE 68 0.1% 2 48 11
LORAZEPAM 67 0.2% 5 59 21
FLUOXETINE 62 0.2% 1 48 4
AMITRIPTYLINE 59 0.3% 0 21 6
DULOXETINE 57 0.1% 1 35 14
ONDANSETRON 57 0.3% 0 42 15

View all 278 drugs →

Top 3 Drugs Associated With Hypertonia

479 reports
132 reports
126 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)