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Asenapine Side Effects

The most commonly reported side effects of asenapine include suicide attempt, sedation, and dyskinesia, based on 9,186 FDA adverse event reports from 2007 to 2025. 10.1% of reports found the drug to be ineffective.

Asenapine side effects

Percentages show how often each reaction appears relative to total reports for asenapine.

1
Drug Ineffective10.1%928
2
Suicide Attempt7.4%680
3
Sedation6.8%622
4
Dyskinesia5.4%498
5
Off Label Use5.2%480
6
Dystonia5.2%478
7
Blood Glucose Increased4.9%450
8
Sexual Dysfunction4.8%438
9
Weight Increased4.7%433
10
Anosognosia4.7%430
11
Metabolic Disorder4.5%416
12
Blood Prolactin Abnormal4.5%413
13
Disturbance In Social Behaviour4.5%412
14
Personality Change4.2%388
15
Schizophrenia3.8%352

These are voluntary reports and do not establish that asenapine caused these reactions.

Report severity

49.0%Serious4,503 reports
17.9%Hospitalizations1,643 reports
5.1%Fatal471 reports

Seriousness is determined by the reporter, not by OpenClaim.

Asenapine drug interactions

Other drugs that appear in adverse event reports alongside asenapine. Drugs flagged as a suspected cause appear in the first column. Drugs taken at the same time but not suspected appear in the second.

Also suspected

1
Quetiapine-fumarate10.4%952
2
Aripiprazole10.0%921
3
Olanzapine9.6%882
4
Risperidone9.3%855
5
Clozapine7.5%693
6
Ziprasidone6.8%621
7
Lurasidone-hydrochloride6.1%560
8
Paliperidone5.8%536
9
Haloperidol3.4%315
10
Lithium3.1%282
11
Fluoxetine-hydrochloride2.5%230
12
Gabapentin2.1%195
13
Amisulpride1.9%176
14
Sodium-oxybate1.9%172
15
Clomipramine-hydrochloride1.8%164

Taken alongside

1
Clonazepam5.7%523
2
Lamotrigine5.6%511
3
Risperidone5.4%495
4
Quetiapine-fumarate4.4%405
5
Lithium3.8%347
6
Lorazepam3.8%345
7
Aripiprazole3.4%309
8
Gabapentin3.3%307
9
Trazodone-hydrochloride3.0%279
10
Bupropion3.0%275
11
Levothyroxine-sodium2.9%262
12
Alprazolam2.6%242
13
Divalproex-sodium2.6%240
14
Olanzapine2.6%237
15
Duloxetine-hydrochloride2.6%235

Co-occurrence in adverse event reports does not establish a drug interaction. Patients often take multiple medications, and these lists reflect prescribing patterns rather than causal relationships. Consult a healthcare provider about potential drug interactions.

Who reports asenapine side effects

53.5% of asenapine adverse event reports involve female patients and 32.2% involve male patients. The largest age group is adult at 89%. These figures reflect who reports side effects, not underlying risk.

Sex

Female53.5%
Male32.2%
Unknown14.3%

Age group

< 20.2%
2–110.7%
12–172.7%
18–6489.1%
65+7.4%

What is asenapine used for

Conditions and purposes for which patients were taking asenapine when the adverse event was reported.

Abnormal BehaviourAbuliaAffect LabilityAffective DisorderAggressionAgitationAgoraphobiaAkathisiaAltered State Of ConsciousnessAmnesiaAngerAntidepressant TherapyAntipsychotic Drug LevelAntisocial Personality DisorderAnxiety

Showing 15 of 234 indications

Asenapine brand names and reporting trend

Asenapine is sold under brand names including Secuado, Asenapine Maleate.

Brand names

Secuado2,579
Asenapine Maleate19

Quarterly reports (20072025)

2010201520202025

An upward trend reflects increased FAERS reporting overall, not necessarily increased risk.

Taking asenapine with another medication?

Ask OpenClaim about your specific drug combination. Get a sourced report using FDA data, drug labels, and medical literature.