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Mirikizumab Side Effects

The most commonly reported side effects of mirikizumab include colitis ulcerative, injection site pain, and arthralgia, based on 709 FDA adverse event reports from 2022 to 2025. 8.2% of reports found the drug to be ineffective.

Mirikizumab side effects

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

1
Colitis Ulcerative16.9%120
2
Injection Site Pain10.9%77
3
Drug Ineffective8.2%58
4
Arthralgia3.9%28
5
Diarrhoea3.8%27
6
Haematochezia3.7%26
7
Abdominal Pain3.4%24
8
Headache3.4%24
9
Rash3.2%23
10
Frequent Bowel Movements3.1%22
11
Off Label Use2.8%20
12
Pyrexia2.8%20
13
Incorrect Dose Administered2.8%20
14
Maternal Exposure During Pregnancy2.5%18
15
Dizziness2.4%17

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

Report severity

53.6%Serious380 reports
23.6%Hospitalizations167 reports
3.4%Fatal24 reports

Seriousness is determined by the reporter, not by OpenClaim.

Mirikizumab drug interactions

Other drugs that appear in adverse event reports alongside mirikizumab. 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
Mesalamine7.9%56
2
Budesonide2.4%17
3
Infliximab1.6%11
4
Upadacitinib1.6%11
5
Ustekinumab0.8%6
6
Prednisolone0.6%4
7
Azathioprine0.6%4
8
Prednisone0.6%4
9
Tacrolimus0.4%3
10
Adalimumab0.4%3
11
Risankizumab-rzaa0.4%3
12
Sulfasalazine0.3%2
13
Ruxolitinib0.3%2
14
Methotrexate0.3%2
15
Abatacept0.3%2

Taken alongside

1
Mesalamine6.9%49
2
Prednisolone4.8%34
3
Budesonide3.2%23
4
Prednisone2.7%19
5
Azathioprine2.0%14
6
Vedolizumab1.4%10
7
Atorvastatin-calcium1.1%8
8
Golimumab1.1%8
9
Aspirin1.0%7
10
Tacrolimus1.0%7
11
Ustekinumab1.0%7
12
Upadacitinib1.0%7
13
Infliximab1.0%7
14
Adalimumab0.8%6
15
Diphenhydramine0.8%6

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 mirikizumab side effects

42.5% of mirikizumab adverse event reports involve female patients and 42.5% involve male patients. The largest age group is adult at 70%. These figures reflect who reports side effects, not underlying risk.

Sex

Female42.5%
Male42.5%
Unknown15.1%

Age group

< 20.2%
2–110.4%
12–171.3%
18–6469.8%
65+28.3%

What is mirikizumab used for

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

ColitisColitis UlcerativeColon OperationCrohn^s DiseaseGastrointestinal InflammationInflammationInflammatory Bowel DiseaseProctitis UlcerativeProduct Used For Unknown IndicationPsoriasis

Mirikizumab brand names and reporting trend

Mirikizumab is sold under the brand name Omvoh.

Brand names

Omvoh72

Quarterly reports (20222025)

202220242025

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

Taking mirikizumab with another medication?

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