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Nemolizumab Side Effects

The most commonly reported side effects of nemolizumab include product dose omission issue, inappropriate schedule of product administration, and device malfunction, based on 7,936 FDA adverse event reports from 2018 to 2025. 4.9% of reports found the drug to be ineffective.

Nemolizumab side effects

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

1
Product Dose Omission Issue22.5%1,785
2
Inappropriate Schedule Of Product Administration17.5%1,389
3
Device Malfunction16.4%1,302
4
Incorrect Dose Administered10.8%859
5
Pruritus9.6%761
6
Rash6.3%502
7
Drug Ineffective4.9%390
8
Headache3.8%302
9
Dermatitis Atopic3.4%268
10
Device Leakage2.8%220
11
Eczema2.6%210
12
Device Use Issue2.6%203
13
Erythema2.3%184
14
Neurodermatitis2.3%183
15
Dry Skin2.3%180

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

Report severity

10.8%Serious859 reports
4.6%Hospitalizations364 reports
1.5%Fatal117 reports

Seriousness is determined by the reporter, not by OpenClaim.

Nemolizumab drug interactions

Other drugs that appear in adverse event reports alongside nemolizumab. 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
Dupilumab3.7%292
2
Clobetasol-propionate0.2%12
3
Tralokinumab<0.1%7
4
Omalizumab<0.1%5
5
Upadacitinib<0.1%4
6
Cyclosporine<0.1%4
7
Doxycycline<0.1%3
8
Abrocitinib<0.1%3
9
Apremilast<0.1%3
10
Risankizumab-rzaa<0.1%2
11
Methotrexate<0.1%2
12
Lebrikizumab-lbkz<0.1%2
13
Bimekizumab-bkzx<0.1%2
14
Empagliflozin<0.1%2
15
Somatropin<0.1%1

Taken alongside

1
Clobetasol-propionate0.8%66
2
Betamethasone0.8%66
3
Levothyroxine-sodium0.8%63
4
Triamcinolone0.7%56
5
Ergocalciferol0.7%54
6
Amlodipine0.6%50
7
Atorvastatin-calcium0.6%47
8
Hydroxyzine0.5%43
9
Aspirin0.5%43
10
Gabapentin0.5%42
11
Omeprazole0.5%38
12
Cetirizine-hydrochloride0.5%37
13
Metformin0.4%34
14
Albuterol0.4%33
15
Losartan-potassium0.4%32

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 nemolizumab side effects

3.8% of nemolizumab adverse event reports involve female patients and 1.8% involve male patients. The largest age group is adult at 61%. These figures reflect who reports side effects, not underlying risk.

Sex

Female3.8%
Male1.8%
Unknown94.3%

Age group

< 20.0%
2–110.6%
12–173.7%
18–6460.6%
65+35.1%

What is nemolizumab used for

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

AcneAcquired Perforating DermatosisAlopeciaAnxietyAsthmaBlisterBronchiectasisBurning Mouth SyndromeDelusion Of ParasitosisDermatillomaniaDermatitisDermatitis AllergicDermatitis ArtefactaDermatitis AtopicDermatitis Contact

Showing 15 of 59 indications

Nemolizumab brand names and reporting trend

Nemolizumab is sold under the brand name Nemluvio.

Brand names

Nemluvio1,179

Quarterly reports (20182025)

20182025

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

Taking nemolizumab with another medication?

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