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Adalimumab-Fkjp side effects: what 46,046 FDA adverse event reports show

Adalimumab-Fkjp · Adalimumab · 1,276 reaction terms · 494,490 drug–reaction co-reports · data 2026-09-14
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Drug class

Tumor necrosis factor (tnf) blocker

FDA label, Indications wording

Brand names

Adalimumab

openFDA label

Who reports

46,046 reports · 95% serious · 6,734 with death outcome · 67% female

openFDA FAERS counts, all years, deduplication not applied

Used for

Adalimumab-fkjp is a tumor necrosis factor (TNF) blocker indicated for: Rheumatoid Arthritis (RA) ( 1.1 ): reducing signs and symptoms, inducing major clinical response, inhibiting the progression of structural damage, and improving physical function in adult patients with moderately to severely active RA.

FDA label, Indications and Usage

What it is

Adalimumab-fkjp is a tumor necrosis factor blocker. Adalimumab-fkjp is a recombinant human IgG1 monoclonal antibody. Adalimumab-fkjp is produced by recombinant DNA technology in a mammalian ce.

FDA label, Description section

Boxed warning

SERIOUS INFECTIONS and MALIGNANCY SERIOUS INFECTIONS Patients treated with adalimumab products including Adalimumab-fkjp are at increased risk for developing serious infections that may lead to hospitalization or death [see Warnings and Precautions (5.1) ] .

FDA label
How to read this page. FAERS is a spontaneous-reporting system: counts are not incidence rates and a signal is not proof of causation. Each reaction below is run through an automated screen — is the term in the FDA label (known), in the indications (the disease being treated), an administrative/coding term, or none of these (unlabeled)? That screen is mechanical text matching, not a causality assessment. The 30 hand-written Bradford Hill assessments are on the causality assessment page. Not medical advice.

Causality screen of the 40 strongest signals

Labeled (related wording) 4Likely indication confounding 3Reporting / coding artifact 2Lab value / disease marker 9Not in label — unassessed 22
What the badges mean

Strongest disproportionality signals

Flagged terms (PRR ≥ 2, χ² ≥ 4, n ≥ 10), ranked by PRR; infinite PRRs (no comparator reports) excluded. The EBGM column is a second, shrinkage-based estimate (MGPS) with its 5th percentile EB05 and the BCPNN IC025; a pair flagged by PRR alone is marked PRR-only and should be read as fragile. The strata column recomputes the PRR on serious reports only and flags pairs whose reports are unusually skewed by sex or come mostly from consumers rather than clinicians. 1,236 further terms are in the interactive explorer. Reaction links open the term's cross-drug page.

Show:
ReactionReportsPRR 95% CI · ROR · χ²/pEBGM EB05 · IC025Label screenSerious-only & strataTrial cross-check
Anti-cyclic citrullinated peptide antibody4691,106.7
935.3–1,309.6ROR 1,118.1 · χ² 149,063 / p <1e-300
315.7 EB05 292.4 · IC025 +7.7
3/3 methods agree
Lab value / disease markerserious n=469 · ♀ 100% (drug 67%) · 94% clinicianno trial arm names this drug
Lupus vulgaris795938.0
830.3–1,059.6ROR 954.4 · χ² 240,357 / p <1e-300
301.8 EB05 284.6 · IC025 +7.9
3/3 methods agree
Not in label — unassessedserious n=795 · ♀ 100% (drug 67%) · 96% clinicianno trial arm names this drug
Grip strength139692.4
531.2–902.6ROR 694.5 · χ² 37,447 / p <1e-300
262.9 EB05 228.2 · IC025 +6.8
3/3 methods agree
Not in label — unassessedserious n=139 · ♀ 100% (drug 67%) · 96% clinicianno trial arm names this drug
Red blood cell sedimentation rate167674.5
530.7–857.4ROR 677.0 · χ² 44,576 / p <1e-300
261.8 EB05 230.2 · IC025 +7.0
3/3 methods agree
Lab value / disease markerserious n=167no trial arm names this drug
Human antichimeric antibody positive186559.7
451.3–694.1ROR 561.9 · χ² 45,888 / p <1e-300
243.3 EB05 215.3 · IC025 +7.0
3/3 methods agree
Lab value / disease markerserious n=186 · ♀ 100% (drug 67%)no trial arm names this drug
Deep vein thrombosis postoperative1,063545.9
499.4–596.8ROR 558.8 · χ² 260,501 / p <1e-300
245.6 EB05 233.5 · IC025 +7.7
3/3 methods agree
Not in label — unassessedserious n=1,063 · ♀ 100% (drug 67%) · 95% clinicianno trial arm names this drug
Synovial fluid analysis46515.6
337.5–787.6ROR 516.1 · χ² 10,750 / p <1e-300
218.6 EB05 170.5 · IC025 +5.6
3/3 methods agree
Reporting / coding artifactserious n=46 · ♀ 100% (drug 67%) · 100% clinicianno trial arm names this drug
Chronic recurrent multifocal osteomyelitis57482.2
331.8–700.8ROR 482.8 · χ² 12,956 / p <1e-300
216.0 EB05 172.9 · IC025 +5.8
3/3 methods agree
Not in label — unassessedserious n=56no trial arm names this drug
Swollen joint count increased1,586476.3
444.0–510.8ROR 493.2 · χ² 364,562 / p <1e-300
230.8 EB05 221.4 · IC025 +7.7
3/3 methods agree
Lab value / disease markerserious n=1,585 · ♀ 100% (drug 67%) · 95% clinicianno trial arm names this drug
C-reactive protein449450.3
395.2–513.2ROR 454.8 · χ² 100,210 / p <1e-300
223.0 EB05 206.3 · IC025 +7.3
3/3 methods agree
Lab value / disease markerserious n=449 · ♀ 100% (drug 67%) · 96% clinicianno trial arm names this drug
Rheumatic fever2,134439.3
414.1–466.0ROR 460.6 · χ² 471,223 / p <1e-300
221.9 EB05 214.1 · IC025 +7.7
3/3 methods agree
Likely indication confounding
shares a disease stem with the indications wording
serious n=2,133 · ♀ 100% (drug 67%) · 94% clinicianno trial arm names this drug
Facet joint syndrome1,478405.5
378.2–434.8ROR 419.0 · χ² 313,001 / p <1e-300
212.8 EB05 203.9 · IC025 +7.6
3/3 methods agree
Not in label — unassessedserious n=1,478 · ♀ 100% (drug 67%) · 95% clinicianno trial arm names this drug
Adjustment disorder with depressed mood869347.6
318.2–379.6ROR 354.2 · χ² 168,979 / p <1e-300
195.4 EB05 184.7 · IC025 +7.4
3/3 methods agree
Not in label — unassessedserious n=869 · ♀ 100% (drug 67%) · 97% clinicianno trial arm names this drug
Swollen joint count106346.9
269.3–446.9ROR 347.7 · χ² 20,417 / p <1e-300
189.4 EB05 161.0 · IC025 +6.4
3/3 methods agree
Not in label — unassessedserious n=106 · ♀ 100% (drug 67%) · 100% clinicianno trial arm names this drug
Hypocholesterolaemia127321.7
256.2–404.0ROR 322.6 · χ² 23,453 / p <1e-300
182.6 EB05 157.5 · IC025 +6.5
3/3 methods agree
Not in label — unassessedserious n=127 · ♀ 100% (drug 67%) · 100% clinicianno trial arm names this drug
Paradoxical psoriasis169306.8
252.3–373.0ROR 307.9 · χ² 30,400 / p <1e-300
178.9 EB05 157.4 · IC025 +6.6
3/3 methods agree
Likely indication confounding
shares a disease stem with the indications wording
serious n=161 · 96% clinicianno trial arm names this drug
Retinitis668305.6
277.1–337.0ROR 310.1 · χ² 120,431 / p <1e-300
181.2 EB05 170.0 · IC025 +7.2
3/3 methods agree
Not in label — unassessedserious n=668 · ♀ 100% (drug 67%) · 94% clinicianno trial arm names this drug
Anti-cyclic citrullinated peptide antibody positive2,719283.8
270.7–297.5ROR 301.5 · χ² 469,160 / p <1e-300
174.0 EB05 168.5 · IC025 +7.3
3/3 methods agree
Lab value / disease markerserious PRR 105.7 · ♀ 100% (drug 67%) · 94% clinicianno trial arm names this drug
Dislocation of vertebra822268.2
246.1–292.3ROR 273.1 · χ² 136,770 / p <1e-300
167.5 EB05 158.2 · IC025 +7.1
3/3 methods agree
Not in label — unassessedserious n=822 · ♀ 100% (drug 67%) · 96% clinicianno trial arm names this drug
Rheumatoid factor positive2,122266.3
252.5–280.7ROR 279.1 · χ² 351,765 / p <1e-300
167.2 EB05 161.3 · IC025 +7.3
3/3 methods agree
Lab value / disease markerserious n=2,121 · ♀ 100% (drug 67%) · 94% clinicianno trial arm names this drug
X-ray abnormal652263.4
239.2–290.0ROR 267.1 · χ² 107,192 / p <1e-300
165.5 EB05 155.1 · IC025 +7.1
3/3 methods agree
Lab value / disease markerserious n=652 · ♀ 100% (drug 67%) · 96% clinicianno trial arm names this drug
Musculoskeletal deformity86262.3
201.0–342.2ROR 262.8 · χ² 13,959 / p <1e-300
160.0 EB05 133.6 · IC025 +6.1
3/3 methods agree
Not in label — unassessedserious n=86 · ♀ 100% (drug 67%)no trial arm names this drug
Subcutaneous drug absorption impaired194252.8
212.1–301.4ROR 253.9 · χ² 30,956 / p <1e-300
159.5 EB05 141.5 · IC025 +6.6
3/3 methods agree
Not in label — unassessedserious n=194 · ♀ 100% (drug 67%) · 96% clinicianno trial arm names this drug
Ileocaecal resection100196.6
155.5–248.7ROR 197.1 · χ² 13,395 / p <1e-300
133.5 EB05 113.0 · IC025 +6.0
3/3 methods agree
Not in label — unassessedserious n=100 · 100% clinicianno trial arm names this drug
Body height below normal190188.5
159.1–223.2ROR 189.2 · χ² 24,812 / p <1e-300
131.3 EB05 116.3 · IC025 +6.4
3/3 methods agree
Reporting / coding artifactserious n=190 · ♀ 100% (drug 67%)no trial arm names this drug
Pemphigus3,550182.5
175.7–189.6ROR 197.7 · χ² 455,601 / p <1e-300
129.9 EB05 126.4 · IC025 +6.9
3/3 methods agree
Not in label — unassessedserious PRR 78.9 · ♀ 100% (drug 67%) · 93% clinicianno trial arm names this drug
C-reactive protein abnormal1,784176.2
166.9–186.0ROR 183.2 · χ² 223,024 / p <1e-300
126.6 EB05 121.7 · IC025 +6.9
3/3 methods agree
Lab value / disease markerserious n=1,784 · ♀ 93% (drug 67%) · 93% clinicianno trial arm names this drug
Short stature69163.7
124.3–215.6ROR 163.9 · χ² 8,054 / p <1e-300
116.4 EB05 95.1 · IC025 +5.6
3/3 methods agree
Not in label — unassessedserious n=69no trial arm names this drug
Helicobacter infection2,690163.6
156.7–170.8ROR 173.7 · χ² 318,532 / p <1e-300
120.0 EB05 116.3 · IC025 +6.8
3/3 methods agree
Not in label — unassessedserious PRR 76.8 · ♀ 100% (drug 67%) · 95% clinicianno trial arm names this drug
Seronegative arthritis294161.9
141.8–185.0ROR 163.0 · χ² 34,428 / p <1e-300
118.3 EB05 107.4 · IC025 +6.4
3/3 methods agree
Likely indication confounding
shares a disease stem with the indications wording
serious n=294 · ♀ 100% (drug 67%) · 94% clinicianno trial arm names this drug
Hand deformity3,387159.4
153.4–165.6ROR 172.0 · χ² 393,450 / p <1e-300
117.8 EB05 114.5 · IC025 +6.8
3/3 methods agree
Not in label — unassessedserious PRR 77.5 · ♀ 100% (drug 67%) · 94% clinicianno trial arm names this drug
Cutaneous leishmaniasis62148.6
111.6–198.1ROR 148.8 · χ² 6,718 / p <1e-300
108.2 EB05 87.4 · IC025 +5.5
3/3 methods agree
Not in label — unassessedserious n=61 · ♀ 33% (drug 67%) · 100% clinicianno trial arm names this drug
Vaginal flatulence75148.1
114.1–192.3ROR 148.4 · χ² 8,128 / p <1e-300
108.6 EB05 89.5 · IC025 +5.6
3/3 methods agree
Not in label — unassessedserious n=75 · ♀ 100% (drug 67%)no trial arm names this drug
Folliculitis2,512146.6
140.3–153.2ROR 155.0 · χ² 273,751 / p <1e-300
110.6 EB05 107.0 · IC025 +6.7
3/3 methods agree
Not in label — unassessedserious PRR 78.7 · ♀ 99% (drug 67%) · 96% clinicianno trial arm names this drug
Steroid dependence206145.9
124.7–170.7ROR 146.6 · χ² 22,259 / p <1e-300
109.2 EB05 97.3 · IC025 +6.2
3/3 methods agree
Not in label — unassessedserious n=206 · ♀ 27% (drug 67%) · 93% clinicianno trial arm names this drug
Bone erosion799132.8
122.8–143.6ROR 135.1 · χ² 80,532 / p <1e-300
102.4 EB05 96.6 · IC025 +6.5
3/3 methods agree
Not in label — unassessedserious n=798 · ♀ 99% (drug 67%) · 95% clinicianno trial arm names this drug

Trial evidence (ClinicalTrials.gov)

No completed trial with posted adverse-event results was found on ClinicalTrials.gov for Adalimumab-Fkjp (searched ADALIMUMAB-FKJP).

Most frequently reported reactions

By raw co-report count, regardless of disproportionality. Common terms here are often the illness itself or generic outcomes.

ReactionReportsPRR 95% CI · ROR · χ²/pEBGM EB05 · IC025Label screenSerious-only & strataTrial cross-check
Drug ineffective (drug did not work)10,6273.7
3.6–3.8ROR 4.5 · χ² 22,127 / p <1e-300
3.7 EB05 3.6 · IC025 +1.8
3/3 methods agree
Reporting / coding artifactserious PRR 6.1no trial arm names this drug
Off label use (used outside approved label)8,5234.5
4.4–4.6ROR 5.3 · χ² 24,016 / p <1e-300
4.5 EB05 4.4 · IC025 +2.1
3/3 methods agree
Reporting / coding artifactserious PRR 4.9no trial arm names this drug
Rheumatoid arthritis5,75324.4
23.8–25.0ROR 27.7 · χ² 122,934 / p <1e-300
23.2 EB05 22.7 · IC025 +4.5
3/3 methods agree
Likely indication confounding
term in indications; also in warnings
serious PRR 17.1 · ♀ 95% (drug 67%)no trial arm names this drug
Pain5,4584.1
4.0–4.2ROR 4.5 · χ² 12,885 / p <1e-300
4.0 EB05 3.9 · IC025 +2.0
3/3 methods agree
Labeled adverse reaction
exact term
serious PRR 3.8 · ♀ 90% (drug 67%)no trial arm names this drug
Arthralgia (joint pain)5,2025.8
5.6–5.9ROR 6.4 · χ² 20,694 / p <1e-300
5.7 EB05 5.6 · IC025 +2.5
3/3 methods agree
Labeled adverse reaction
exact term
serious PRR 6.3 · ♀ 91% (drug 67%)no trial arm names this drug
Rash4,6444.9
4.8–5.1ROR 5.4 · χ² 14,644 / p <1e-300
4.9 EB05 4.8 · IC025 +2.2
3/3 methods agree
Labeled adverse reaction
exact term
serious PRR 6.5 · ♀ 92% (drug 67%)no trial arm names this drug
Condition aggravated4,4496.8
6.6–7.0ROR 7.4 · χ² 21,972 / p <1e-300
6.7 EB05 6.5 · IC025 +2.7
3/3 methods agree
Reporting / coding artifactserious PRR 6.1no trial arm names this drug
Drug intolerance4,26321.1
20.5–21.7ROR 23.1 · χ² 78,173 / p <1e-300
20.2 EB05 19.7 · IC025 +4.3
3/3 methods agree
Reporting / coding artifactserious PRR 19.8 · ♀ 93% (drug 67%)no trial arm names this drug
Diarrhoea (diarrhea)4,1092.9
2.8–3.0ROR 3.1 · χ² 5,320 / p <1e-300
2.9 EB05 2.8 · IC025 +1.5
3/3 methods agree
Not in label — unassessedserious PRR 3.1 · ♀ 89% (drug 67%)no trial arm names this drug
Nausea4,0622.4
2.3–2.4ROR 2.5 · χ² 3,260 / p <1e-300
2.3 EB05 2.3 · IC025 +1.2
3/3 methods agree
Labeled adverse reaction
exact term
serious PRR 2.7 · ♀ 91% (drug 67%)no trial arm names this drug
Headache4,0252.9
2.9–3.0ROR 3.1 · χ² 5,274 / p <1e-300
2.9 EB05 2.9 · IC025 +1.5
3/3 methods agree
Labeled adverse reaction
exact term
serious PRR 3.6 · ♀ 87% (drug 67%)no trial arm names this drug
Alopecia (hair loss)3,8959.2
8.9–9.5ROR 9.9 · χ² 28,066 / p <1e-300
9.0 EB05 8.8 · IC025 +3.1
3/3 methods agree
Labeled adverse reaction
exact term
serious PRR 11.6 · ♀ 98% (drug 67%) · 90% clinicianno trial arm names this drug

Unlabeled candidate signals

These flagged terms were not found in the FDA label text and do not match an artifact pattern. They are the pairs that would merit a structured assessment (temporality, dose-response, biological plausibility, consistency across databases, trial or cohort evidence). The screen has not done that; string-matching misses label wording, and a strong PRR can still be stimulated reporting, co-medication, or the disease itself.

✓ A hand-written Bradford Hill causality assessment exists for this drug: TNF-inhibitors (adalimumab) ↔ Drug-induced lupus.

Want to assess one of these properly? The runbook describes the Bradford Hill / trial-evidence workflow used on the assessment page, and handoff_top1000_signals.csv lists the strongest unassessed pairs across all drugs.

Common questions

What are the most reported side effects of Adalimumab-Fkjp?

In FDA FAERS, the most frequently co-reported reaction terms for Adalimumab-Fkjp are rheumatoid arthritis, fatigue, pain, arthralgia, rash, systemic lupus erythematosus. These are report counts, not rates: FAERS has no denominator, reporting is voluntary and uneven, and a term can be reported because of the illness being treated rather than the drug.

Does Adalimumab-Fkjp have an FDA boxed warning?

Yes. The current FDA label carries a boxed warning: SERIOUS INFECTIONS and MALIGNANCY SERIOUS INFECTIONS Patients treated with adalimumab products including Adalimumab-fkjp are at increased risk for developing serious infections that may lead to hospitalization or death [see Warnings and Precautions (5.1) ] .

Do FAERS signals prove that Adalimumab-Fkjp causes these side effects?

No. A disproportionality signal (PRR, ROR) means a reaction is reported more often with this drug than with others in the database. That can reflect a real effect, but also the disease being treated, stimulated reporting after news or litigation, co-medications, or how reports are coded. Causality needs temporality, dose-response, biological plausibility, consistency across data sources and, ideally, trial or cohort evidence. This page screens each term against the FDA label and ClinicalTrials.gov results; it does not establish causation.

Sources & methods

Page generated 2026-10-08. Label and PubChem text are retrieved automatically and may lag the current label; always check the current prescribing information. OpenPV is a beta research tool of the Open Source Medicine Foundation.