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Abrocitinib Side Effects

The most commonly reported side effects of abrocitinib include condition aggravated, off label use, and pruritus, based on 3,657 FDA adverse event reports from 2020 to 2025. 13.9% of reports found the drug to be ineffective.

Abrocitinib side effects

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

1
Drug Ineffective13.9%509
2
Condition Aggravated9.6%351
3
Off Label Use8.3%304
4
Pruritus6.2%228
5
Therapeutic Product Effect Incomplete5.6%204
6
Rash4.6%170
7
Dermatitis Atopic4.4%160
8
Nausea4.0%148
9
Headache2.7%99
10
Eczema2.4%87
11
Acne2.3%85
12
Fatigue2.1%78
13
Dizziness1.9%68
14
Erythema1.7%61
15
Abdominal Discomfort1.6%57

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

Report severity

33.4%Serious1,221 reports
10.0%Hospitalizations365 reports
1.6%Fatal58 reports

Seriousness is determined by the reporter, not by OpenClaim.

Abrocitinib drug interactions

Other drugs that appear in adverse event reports alongside abrocitinib. 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
Dupilumab7.9%288
2
Upadacitinib2.4%89
3
Crisaborole0.9%33
4
Methotrexate0.7%27
5
Ruxolitinib0.5%20
6
Triamcinolone0.4%15
7
Cyclosporine0.4%14
8
Tralokinumab0.3%10
9
Clobetasol-propionate0.2%9
10
Adalimumab0.2%8
11
Pimecrolimus0.2%7
12
Apremilast0.2%6
13
Tacrolimus0.2%6
14
Acyclovir0.2%6
15
Prednisone0.1%5

Taken alongside

1
Clobetasol-propionate1.6%58
2
Tacrolimus1.6%57
3
Cetirizine-hydrochloride1.6%57
4
Dupilumab1.4%50
5
Triamcinolone1.4%50
6
Betamethasone1.3%49
7
Hydroxyzine1.3%46
8
Hydrocortisone1.2%43
9
Albuterol1.2%43
10
Methotrexate1.1%41
11
Prednisone1.0%37
12
Levothyroxine-sodium1.0%37
13
Ergocalciferol1.0%36
14
Mometasone-furoate1.0%36
15
Atorvastatin-calcium0.9%33

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 abrocitinib side effects

48.9% of abrocitinib adverse event reports involve female patients and 39.8% involve male patients. The largest age group is adult at 71%. These figures reflect who reports side effects, not underlying risk.

Sex

Female48.9%
Male39.8%
Unknown11.2%

Age group

< 2<0.1%
2–110.3%
12–176.9%
18–6471.3%
65+21.5%

What is abrocitinib used for

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

AcarodermatitisAcneAlopeciaAlopecia AreataAlopecia TotalisAlopecia UniversalisAnogenital Lichen PlanusArthritisAtopyAtrophic VulvovaginitisAutoimmune DisorderBenign Familial PemphigusBlisterBlood Cholesterol AbnormalChemotherapy

Showing 15 of 106 indications

Abrocitinib brand names and reporting trend

Abrocitinib is sold under the brand name Cibinqo.

Brand names

Cibinqo437

Quarterly reports (20202025)

2020202220242025

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

Taking abrocitinib with another medication?

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