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Insulin Lispro side effects: what 137,346 FDA adverse event reports show

Insulin Lispro · Admelog · 1,198 reaction terms · 414,982 drug–reaction co-reports · data 2026-09-14
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Drug class

Insulin Analog

FDA label (Established Pharmacologic Class) · compare the class

Brand names

Admelog

openFDA label

Who reports

137,346 reports · 46% serious · 6,025 with death outcome · 56% female

openFDA FAERS counts, all years, deduplication not applied

Used for

ADMELOG is indicated to improve glycemic control in adult and pediatric patients with diabetes mellitus. ADMELOG is a rapid-acting human insulin analog indicated to improve glycemic control in adult and pediatric patients with diabetes mellitus. ( 1 )

FDA label, Indications and Usage

What it is

Insulin lispro is a rapid-acting human insulin analog produced by recombinant DNA technology utilizing a non-pathogenic laboratory strain of Escherichia coli . Insulin lispro differs from huma.

FDA label, Description section

Boxed warning

None in the current 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 adverse reaction 4Labeled (related wording) 7Likely indication confounding 4Reporting / coding artifact 8Lab value / disease marker 5Not in label — unassessed 12
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, for the 300 most-reported drugs, adjusted for age band), and flags pairs whose reports are unusually skewed by sex or come mostly from consumers. Each row also shows the PRR against the other drugs of the same FDA class, which removes most confounding by the condition being treated, and a calibrated p-value: on validation, known non-causes average an ROR of about 2, so significance is judged against that empirical null (✓ = p < 0.05 after calibration). 1,158 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
Hypoglycaemia unawareness13591.8
74.1–113.8ROR 91.9 · calibrated p 3e-7 ✓
56.9 EB05 49.2 · IC025 +5.3
3/3 methods agree
vs other Insulin Analogs: PRR 17.6 (14.0–22.2)
Labeled adverse reaction
exact term
serious n=117 · 70% consumernot reported in cached trials
Neurologic neglect syndrome17971.6
59.9–85.6ROR 71.7 · calibrated p 1e-6 ✓
48.5 EB05 42.8 · IC025 +5.2
3/3 methods agree
vs other Insulin Analogs: PRR 20.2 (16.4–24.8)
Not in label — unassessedserious n=179 · ♀ 100% (drug 56%) · 100% cliniciannot reported in cached trials
Anti-insulin antibody positive6060.7
44.9–81.9ROR 60.7 · calibrated p 6e-6 ✓
42.9 EB05 34.5 · IC025 +4.6
3/3 methods agree
vs other Insulin Analogs: PRR 32.2 (21.4–48.3)
Lab value / disease markerserious n=56 · ♀ 0% (drug 56%) · 100% cliniciannot reported in cached trials
Insulin resistance50149.3
44.5–54.5ROR 49.4 · calibrated p 2e-5 ✓
37.3 EB05 34.6 · IC025 +5.0
3/3 methods agree
vs other Insulin Analogs: PRR 14.9 (13.3–16.7)
Reporting / coding artifactserious n=231 · 86% consumernot reported in cached trials
Hypoglycaemic unconsciousness48048.5
43.7–53.7ROR 48.6 · calibrated p 2e-5 ✓
36.8 EB05 34.1 · IC025 +5.0
3/3 methods agree
vs other Insulin Analogs: PRR 8.6 (7.7–9.6)
Not in label — unassessedserious n=478 · 81% consumerNCT04537923: 2/708 (0.3%) on Insulin Lispro (serious AE)
Increased insulin requirement5747.9
35.6–64.6ROR 47.9 · calibrated p 3e-5 ✓
36.1 EB05 28.9 · IC025 +4.4
3/3 methods agree
vs other Insulin Analogs: only this drug
Likely indication confounding
shares a disease stem with the indications wording
–not reported in cached trials
Blood ketone body8347.8
37.3–61.2ROR 47.8 · calibrated p 2e-5 ✓
36.2 EB05 30.1 · IC025 +4.5
3/3 methods agree
vs other Insulin Analogs: only this drug
Not in label — unassessed100% consumernot reported in cached trials
Intercepted product selection error27342.2
36.9–48.3ROR 42.3 · calibrated p 4e-5 ✓
33.1 EB05 29.9 · IC025 +4.8
3/3 methods agree
vs other Insulin Analogs: only this drug
Not in label — unassessed88% consumernot reported in cached trials
Carotid artery thrombosis18542.1
35.7–49.5ROR 42.1 · calibrated p 4e-5 ✓
33.0 EB05 29.2 · IC025 +4.7
3/3 methods agree
vs other Insulin Analogs: PRR 19.7 (16.1–24.2)
Not in label — unassessedserious n=185 · ♀ 100% (drug 56%) · 100% cliniciannot reported in cached trials
Intercepted drug dispensing error32341.5
36.7–46.9ROR 41.6 · calibrated p 4e-5 ✓
32.6 EB05 29.8 · IC025 +4.8
3/3 methods agree
vs other Insulin Analogs: only this drug
Not in label — unassessed93% consumernot reported in cached trials
Incorrect drug dosage form administered12538.6
31.7–46.9ROR 38.6 · calibrated p 7e-5 ✓
30.7 EB05 26.5 · IC025 +4.5
3/3 methods agree
vs other Insulin Analogs: only this drug
Reporting / coding artifact100% consumernot reported in cached trials
Hypoglycaemic seizure18237.8
32.2–44.5ROR 37.9 · calibrated p 8e-5 ✓
30.3 EB05 26.8 · IC025 +4.6
3/3 methods agree
vs other Insulin Analogs: PRR 9.0 (7.6–10.7)
Not in label — unassessedserious n=182 · 70% consumernot reported in cached trials
Diabetic retinopathy64635.7
32.8–38.9ROR 35.8 · calibrated p 1e-4 ✓
29.0 EB05 27.2 · IC025 +4.7
3/3 methods agree
vs other Insulin Analogs: PRR 8.4 (7.7–9.2)
Labeled adverse reaction
exact term
serious n=500 · 81% consumernot reported in cached trials
Shock hypoglycaemic8734.0
26.9–42.9ROR 34.0 · calibrated p 2e-4 ✓
27.7 EB05 23.2 · IC025 +4.2
3/3 methods agree
vs other Insulin Analogs: PRR 10.3 (7.9–13.3)
Not in label — unassessedserious n=85 · 100% consumernot reported in cached trials
Blood glucose fluctuation1,78429.5
28.0–31.0ROR 29.8 · calibrated p 3e-4 ✓
24.8 EB05 23.8 · IC025 +4.5
3/3 methods agree
vs other Insulin Analogs: PRR 7.8 (7.4–8.2)
Lab value / disease markerserious n=869 · 87% consumernot reported in cached trials
Blood glucose abnormal2,94928.8
27.7–29.9ROR 29.4 · calibrated p 3e-4 ✓
24.3 EB05 23.6 · IC025 +4.5
3/3 methods agree
vs other Insulin Analogs: PRR 10.4 (9.9–10.8)
Lab value / disease markerserious PRR 22.9 · 88% consumernot reported in cached trials
Accidental underdose1,98724.0
22.9–25.2ROR 24.3 · calibrated p 8e-4 ✓
20.8 EB05 20.1 · IC025 +4.3
3/3 methods agree
vs other Insulin Analogs: PRR 16.4 (15.5–17.3)
Not in label — unassessedserious n=237 · 95% consumernot reported in cached trials
Neuropathic arthropathy8723.8
18.9–29.8ROR 23.8 · calibrated p 1e-3 ✓
20.6 EB05 17.2 · IC025 +3.9
3/3 methods agree
vs other Insulin Analogs: PRR 11.3 (8.7–14.7)
Not in label — unassessedserious n=81 · 100% consumernot reported in cached trials
Wrong drug administered1,18923.0
21.7–24.5ROR 23.2 · calibrated p 1e-3 ✓
20.1 EB05 19.1 · IC025 +4.2
3/3 methods agree
vs other Insulin Analogs: PRR 17.0 (15.8–18.4)
Reporting / coding artifactserious n=331 · 86% consumernot reported in cached trials
Glycosylated haemoglobin increased3,19922.1
21.3–22.9ROR 22.6 · calibrated p 0.001 ✓
19.4 EB05 18.8 · IC025 +4.2
3/3 methods agree
vs other Insulin Analogs: PRR 8.2 (7.9–8.6)
Lab value / disease markerserious PRR 21.7 · 86% consumernot reported in cached trials
Incorrect product formulation administered10120.7
16.8–25.5ROR 20.7 · calibrated p 0.002 ✓
18.3 EB05 15.4 · IC025 +3.7
3/3 methods agree
vs other Insulin Analogs: only this drug
Reporting / coding artifact100% consumernot reported in cached trials
Wrong patient received product34120.6
18.4–23.0ROR 20.6 · calibrated p 0.002 ✓
18.2 EB05 16.6 · IC025 +4.0
3/3 methods agree
vs other Insulin Analogs: PRR 35.8 (30.1–42.7)
Reporting / coding artifactserious n=52 · 100% consumernot reported in cached trials
Hypoglycaemic coma31318.4
16.4–20.7ROR 18.5 · calibrated p 0.003 ✓
16.5 EB05 15.0 · IC025 +3.8
3/3 methods agree
vs other Insulin Analogs: PRR 5.7 (5.0–6.5)
Not in label — unassessedserious n=313NCT00279201: 1/419 (0.2%) on Insulin Lispro (serious AE)
Blood ketone body increased8318.1
14.4–22.8ROR 18.1 · calibrated p 0.003 ✓
16.2 EB05 13.5 · IC025 +3.5
3/3 methods agree
vs other Insulin Analogs: PRR 76.9 (48.1–123.0)
Lab value / disease markerserious n=40 · 100% consumernot reported in cached trials
Diabetic retinal oedema5016.5
12.3–22.1ROR 16.5 · calibrated p 0.006 ✓
14.8 EB05 11.6 · IC025 +3.2
3/3 methods agree
vs other Insulin Analogs: PRR 67.9 (38.2–121.0)
Likely indication confounding
shares a disease stem with the indications wording
serious n=49 · ♀ 100% (drug 56%) · 100% cliniciannot reported in cached trials
Drug dispensing error1,39215.0
14.2–15.8ROR 15.1 · calibrated p 0.007 ✓
13.7 EB05 13.1 · IC025 +3.7
3/3 methods agree
vs other Insulin Analogs: PRR 34.1 (31.4–37.2)
Reporting / coding artifactage-adj. PRR 12.0 · serious n=174 · 92% consumernot reported in cached trials
Diabetic complication23015.0
13.1–17.1ROR 15.0 · calibrated p 0.007 ✓
13.7 EB05 12.2 · IC025 +3.5
3/3 methods agree
vs other Insulin Analogs: PRR 10.4 (8.9–12.2)
Reporting / coding artifactserious n=205 · 89% consumernot reported in cached trials
Incorrect product storage1,18214.8
13.9–15.7ROR 14.9 · calibrated p 0.007 ✓
13.5 EB05 12.9 · IC025 +3.7
3/3 methods agree
vs other Insulin Analogs: PRR 17.6 (16.3–19.0)
Reporting / coding artifactserious n=166 · 94% consumernot reported in cached trials
Retinopathy32914.7
13.1–16.4ROR 14.7 · calibrated p 0.008 ✓
13.4 EB05 12.2 · IC025 +3.5
3/3 methods agree
vs other Insulin Analogs: PRR 11.0 (9.7–12.6)
Labeled adverse reaction
exact term
serious n=251 · 84% consumernot reported in cached trials
Hypoglycaemia (low blood sugar)3,86813.1
12.7–13.6ROR 13.5 · calibrated p 0.011 ✓
12.2 EB05 11.8 · IC025 +3.5
3/3 methods agree
vs other Insulin Analogs: PRR 5.3 (5.1–5.4)
Labeled adverse reaction
exact term
age-adj. PRR 13.4 · serious PRR 14.9NCT00279201: 1/419 (0.2%) on Insulin Lispro (serious AE)
Diabetic coma22112.9
11.2–14.8ROR 12.9 · calibrated p 0.013 ✓
11.9 EB05 10.6 · IC025 +3.3
3/3 methods agree
vs other Insulin Analogs: PRR 6.7 (5.8–7.8)
Likely indication confounding
shares a disease stem with the indications wording
serious n=221 · 83% consumernot reported in cached trials
Diabetic ulcer5312.0
9.1–15.9ROR 12.0 · calibrated p 0.019 ✓
10.9 EB05 8.5 · IC025 +2.9
3/3 methods agree
vs other Insulin Analogs: only this drug
Likely indication confounding
shares a disease stem with the indications wording
serious n=47 · ♀ 0% (drug 56%) · 100% consumernot reported in cached trials
Multi-organ disorder14411.9
10.0–14.1ROR 11.9 · calibrated p 0.018 ✓
11.0 EB05 9.5 · IC025 +3.1
3/3 methods agree
vs other Insulin Analogs: PRR 20.4 (16.2–25.7)
Not in label — unassessedserious n=143 · ♀ 100% (drug 56%)not reported in cached trials

Clinical concept groups

MedDRA splits one clinical problem across several terms (e.g. "neutropenia", "neutrophil count decreased", "agranulocytosis"), which dilutes term-level signals. These rows count reports with any term in a concept group (an exact union, not a sum), compared with all other drugs. Groups are hand-built and listed in the methods.

ConceptReportsPRR 95% CIReading
Hypoglycaemia12,56322.922.5–23.3signal
Hyperglycaemia / diabetes42,73321.421.2–21.6signal
Stroke2,9931.81.8–1.9raised
Kidney injury4,7931.61.6–1.7raised
Heart failure1,8411.61.5–1.7raised
Fall / fracture3,7351.51.5–1.6raised
Myocardial infarction1,9701.51.4–1.5raised
Pancreatitis6941.31.2–1.4raised
Serious infection5,4591.11.1–1.1raised
Anaemia1,8250.90.9–1.0lower than other drugs
Arrhythmia / qt1,1410.90.8–1.0lower than other drugs
Hyponatraemia4250.80.7–0.9lower than other drugs
Gi bleeding9590.80.8–0.9lower than other drugs
Depression1,4000.80.7–0.8lower than other drugs
Rhabdomyolysis / myopathy4030.80.7–0.8lower than other drugs
Venous thromboembolism9820.70.6–0.7lower than other drugs

Trial evidence (ClinicalTrials.gov)

✓ Trial adverse-event data found on ClinicalTrials.gov

Largest completed trials with posted results that list Insulin Lispro as a study intervention. The right-hand column of the signal table shows whether each FAERS term was also recorded in these trials, with a real denominator (6 of 40 signal terms matched).

Caveats: trial populations, doses and follow-up differ from the reporting population; AE terms are sponsor-coded and matched here by wording; absence from a trial list means the term was not reported above the sponsor's frequency threshold, not that it cannot occur.

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
Incorrect dose administered9,4106.6
6.5–6.8ROR 7.0 · calibrated p 0.097
6.4 EB05 6.3 · IC025 +2.6
3/3 methods agree
vs other Insulin Analogs: PRR 20.9 (20.3–21.4)
Reporting / coding artifactage-adj. PRR 4.5 · serious PRR 4.6 · 93% consumernot reported in cached trials
Drug ineffective (drug did not work)8,2241.0
0.9–1.0ROR 1.0 · calibrated p 0.274
1.0 EB05 0.9 · IC025 -0.1
PRR-only: not supported by EBGM or IC
vs other Insulin Analogs: PRR 8.6 (8.4–8.8)
Reporting / coding artifactage-adj. PRR 1.2 · serious PRR 1.3 · 81% consumernot reported in cached trials
Visual impairment5,5677.2
7.0–7.4ROR 7.5 · calibrated p 0.082
6.9 EB05 6.8 · IC025 +2.7
3/3 methods agree
vs other Insulin Analogs: PRR 9.6 (9.3–9.9)
Not in label — unassessedage-adj. PRR 4.8 · serious PRR 4.8 · 94% consumernot reported in cached trials
Nausea4,9711.0
0.9–1.0ROR 1.0 · calibrated p 0.281
1.0 EB05 0.9 · IC025 -0.1
PRR-only: not supported by EBGM or IC
vs other Insulin Analogs: PRR 5.2 (5.1–5.4)
Not in label — unassessedage-adj. PRR 1.2 · serious PRR 1.3NCT00279201: 1/1,045 (0.1%) on Insulin Lispro (serious AE)
Malaise (feeling unwell)4,0441.4
1.4–1.5ROR 1.4 · calibrated p 0.589
1.4 EB05 1.4 · IC025 +0.4
vs other Insulin Analogs: PRR 7.1 (6.8–7.3)
Not in label — unassessedage-adj. PRR 1.4 · serious PRR 1.5 · 76% consumernot reported in cached trials
Hypoglycaemia (low blood sugar)3,86813.1
12.7–13.6ROR 13.5 · calibrated p 0.011 ✓
12.2 EB05 11.8 · IC025 +3.5
3/3 methods agree
vs other Insulin Analogs: PRR 5.3 (5.1–5.4)
Labeled adverse reaction
exact term
age-adj. PRR 13.4 · serious PRR 14.9NCT00279201: 1/419 (0.2%) on Insulin Lispro (serious AE)
Fatigue (tiredness)3,8660.8
0.7–0.8ROR 0.8 · calibrated p 0.157
0.8 EB05 0.7 · IC025 -0.4
PRR-only: not supported by EBGM or IC
vs other Insulin Analogs: PRR 5.6 (5.4–5.8)
Not in label — unassessedage-adj. PRR 0.9 · serious PRR 1.1NCT00279201: 1/1,045 (0.1%) on Insulin Lispro (serious AE)
Drug dose omission3,7513.5
3.4–3.6ROR 3.5 · calibrated p 0.475
3.4 EB05 3.3 · IC025 +1.7
3/3 methods agree
vs other Insulin Analogs: PRR 13.8 (13.3–14.4)
Reporting / coding artifactage-adj. PRR 3.1 · serious PRR 4.4 · 91% consumernot reported in cached trials
Fall3,5211.6
1.6–1.7ROR 1.6 · calibrated p 0.732
1.6 EB05 1.6 · IC025 +0.6
vs other Insulin Analogs: PRR 6.4 (6.1–6.6)
Not in label — unassessedage-adj. PRR 1.5 · serious PRR 2.1NCT00279201: 2/1,046 (0.2%) on Insulin Lispro (serious AE)
Underdose3,3837.4
7.1–7.6ROR 7.5 · calibrated p 0.080
7.1 EB05 6.9 · IC025 +2.8
3/3 methods agree
vs other Insulin Analogs: PRR 23.6 (22.5–24.8)
Reporting / coding artifactage-adj. PRR 4.0 · serious PRR 3.0 · 93% consumernot reported in cached trials
Diarrhoea (diarrhea)3,3100.8
0.8–0.8ROR 0.8 · calibrated p 0.172
0.8 EB05 0.8 · IC025 -0.4
PRR-only: not supported by EBGM or IC
vs other Insulin Analogs: PRR 4.7 (4.6–4.9)
Not in label — unassessedage-adj. PRR 0.9 · serious PRR 1.1NCT04537923: 17/708 (2.4%) on Insulin Lispro
Vomiting3,2711.1
1.0–1.1ROR 1.1 · calibrated p 0.351
1.1 EB05 1.0 · IC025 +0.0
vs other Insulin Analogs: PRR 5.1 (5.0–5.3)
Not in label — unassessedage-adj. PRR 1.3 · serious PRR 1.5NCT00279201: 1/1,045 (0.1%) on Insulin Lispro (serious AE)
Glycosylated haemoglobin increased3,19922.1
21.3–22.9ROR 22.6 · calibrated p 0.001 ✓
19.4 EB05 18.8 · IC025 +4.2
3/3 methods agree
vs other Insulin Analogs: PRR 8.2 (7.9–8.6)
Lab value / disease markerserious PRR 21.7 · 86% consumernot reported in cached trials

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: Insulin glargine ↔ Hypoglycaemia (blood glucose decreased).

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 Insulin Lispro?

In FDA FAERS, the most frequently co-reported reaction terms for Insulin Lispro are blood glucose increased, blood glucose decreased, visual impairment, nausea, malaise, hypoglycaemia. 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 Insulin Lispro have an FDA boxed warning?

No. The FDA label retrieved for Insulin Lispro has no boxed warning; see the label's Warnings and Precautions for the recognised risks.

Do FAERS signals prove that Insulin Lispro 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 2026-10-14. 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.