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Insulin Glargine-Yfgn side effects: what 21,736 FDA adverse event reports show

Insulin Glargine-Yfgn · Insulin Glargine · 1,193 reaction terms · 86,256 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

Insulin Glargine

openFDA label

Who reports

21,736 reports · 88% serious · 2,408 with death outcome · 48% female

openFDA FAERS counts, all years, deduplication not applied

Used for

Insulin Glargine-yfgn is indicated to improve glycemic control in adult and pediatric patients with diabetes mellitus. Limitations of Use Insulin Glargine-yfgn is not recommended for the treatment of diabetic ketoacidosis. Insulin Glargine-yfgn is a long-acting human insulin analog indicated to improve glycemic control in adult and pediatric patients with diabetes mellitus.

FDA label, Indications and Usage

What it is

Insulin glargine-yfgn is a long-acting human insulin analog produced by recombinant DNA technology utilizing a recombinant yeast strain, Pichia pastoris. Insulin glargine-yfgn differs from hum.

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 2Labeled (related wording) 5Likely indication confounding 2Reporting / coding artifact 1Lab value / disease marker 7Not in label — unassessed 23
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). 1,153 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
Pulmonary vasculitis186526.3
440.2–629.3ROR 530.9 · calibrated p 5e-14 ✓
327.7 EB05 290.0 · IC025 +7.2
3/3 methods agree
vs other Insulin Analogs: PRR 11.3 (9.5–13.5)
Not in label — unassessedserious n=186 · ♀ 0% (drug 48%)no trial data cached
Total lung capacity abnormal107378.2
302.4–473.0ROR 380.1 · calibrated p 2e-12 ✓
258.4 EB05 219.8 · IC025 +6.6
3/3 methods agree
vs other Insulin Analogs: PRR 10.2 (8.1–12.8)
Not in label — unassessedserious n=107 · ♀ 0% (drug 48%)no trial data cached
Conjoined twins24308.4
194.6–488.6ROR 308.7 · calibrated p 7e-11 ✓
196.8 EB05 139.2 · IC025 +4.7
3/3 methods agree
vs other Insulin Analogs: only this drug
Not in label — unassessedserious n=24 · 100% clinicianno trial data cached
Capillaritis59272.3
204.0–363.6ROR 273.1 · calibrated p 6e-11 ✓
198.4 EB05 159.4 · IC025 +5.8
3/3 methods agree
vs other Insulin Analogs: PRR 27.3 (18.5–40.4)
Not in label — unassessedserious n=59 · ♀ 0% (drug 48%)no trial data cached
Ureteric compression15237.7
135.0–418.5ROR 237.9 · calibrated p 2e-9 ✓
153.6 EB05 98.8 · IC025 +3.9
3/3 methods agree
vs other Insulin Analogs: only this drug
Not in label — unassessedserious n=15no trial data cached
Spirometry abnormal100198.1
159.8–245.6ROR 199.0 · calibrated p 6e-10 ✓
159.2 EB05 134.7 · IC025 +6.2
3/3 methods agree
vs other Insulin Analogs: PRR 10.8 (8.5–13.7)
Lab value / disease markerserious n=100 · ♀ 0% (drug 48%)no trial data cached
Human rhinovirus test positive61188.9
143.6–248.6ROR 189.5 · calibrated p 1e-9 ✓
150.4 EB05 121.3 · IC025 +5.7
3/3 methods agree
vs other Insulin Analogs: only this drug
Lab value / disease markerserious n=61 · ♀ 100% (drug 48%)no trial data cached
Mite allergy104188.0
152.4–231.9ROR 188.9 · calibrated p 1e-9 ✓
152.8 EB05 129.7 · IC025 +6.2
3/3 methods agree
vs other Insulin Analogs: PRR 12.1 (9.5–15.4)
Not in label — unassessedserious n=104 · ♀ 0% (drug 48%)no trial data cached
Antineutrophil cytoplasmic antibody positive93141.3
113.7–175.6ROR 141.9 · calibrated p 1e-8 ✓
120.1 EB05 101.0 · IC025 +5.9
3/3 methods agree
vs other Insulin Analogs: PRR 11.0 (8.6–14.2)
Lab value / disease markerserious n=93 · ♀ 0% (drug 48%)no trial data cached
Mycotic allergy104135.8
110.7–166.7ROR 136.5 · calibrated p 1e-8 ✓
116.5 EB05 98.9 · IC025 +5.9
3/3 methods agree
vs other Insulin Analogs: PRR 11.8 (9.3–15.1)
Not in label — unassessedserious n=104 · ♀ 0% (drug 48%)no trial data cached
Viral test positive44131.6
96.0–180.3ROR 131.8 · calibrated p 3e-8 ✓
110.3 EB05 85.5 · IC025 +5.2
3/3 methods agree
vs other Insulin Analogs: only this drug
Lab value / disease markerserious n=44 · ♀ 100% (drug 48%)no trial data cached
Neuritis183130.2
111.7–151.9ROR 131.3 · calibrated p 2e-8 ✓
113.3 EB05 100.2 · IC025 +6.2
3/3 methods agree
vs other Insulin Analogs: PRR 11.3 (9.4–13.5)
Not in label — unassessedserious n=183 · ♀ 0% (drug 48%)no trial data cached
Dust allergy104116.6
95.2–142.9ROR 117.2 · calibrated p 5e-8 ✓
102.1 EB05 86.6 · IC025 +5.8
3/3 methods agree
vs other Insulin Analogs: PRR 11.8 (9.3–15.1)
Not in label — unassessedserious n=104 · ♀ 0% (drug 48%)no trial data cached
Pneumonia haemophilus48105.4
78.3–142.0ROR 105.6 · calibrated p 1e-7 ✓
91.6 EB05 71.9 · IC025 +5.1
3/3 methods agree
vs other Insulin Analogs: only this drug
Not in label — unassessedserious n=48 · ♀ 100% (drug 48%)no trial data cached
Anti-insulin antibody positive1890.1
55.6–146.0ROR 90.2 · calibrated p 1e-6 ✓
76.0 EB05 50.8 · IC025 +3.9
3/3 methods agree
vs other Insulin Analogs: PRR 4.6 (2.8–7.6)
Lab value / disease markerserious n=17no trial data cached
Respiratory syncytial virus test positive6089.7
68.9–116.8ROR 89.9 · calibrated p 4e-7 ✓
80.0 EB05 64.4 · IC025 +5.2
3/3 methods agree
vs other Insulin Analogs: only this drug
Lab value / disease markerserious n=60 · ♀ 100% (drug 48%)no trial data cached
Cardiospasm4482.5
60.7–112.3ROR 82.7 · calibrated p 8e-7 ✓
73.7 EB05 57.1 · IC025 +4.9
3/3 methods agree
vs other Insulin Analogs: only this drug
Not in label — unassessedserious n=44 · ♀ 100% (drug 48%)no trial data cached
Eosinophilic granulomatosis with polyangiitis15580.2
68.1–94.4ROR 80.8 · calibrated p 6e-7 ✓
73.4 EB05 64.2 · IC025 +5.6
3/3 methods agree
vs other Insulin Analogs: PRR 11.4 (9.3–13.8)
Not in label — unassessedserious n=155 · ♀ 0% (drug 48%)no trial data cached
Hypoglycaemic encephalopathy2977.5
53.1–113.1ROR 77.6 · calibrated p 2e-6 ✓
68.6 EB05 50.1 · IC025 +4.4
3/3 methods agree
vs other Insulin Analogs: PRR 21.1 (12.6–35.5)
Not in label — unassessedserious n=29 · ♀ 68% (drug 48%) · 100% clinicianno trial data cached
Conjunctivitis allergic10574.6
61.2–90.9ROR 74.9 · calibrated p 1e-6 ✓
68.4 EB05 58.1 · IC025 +5.4
3/3 methods agree
vs other Insulin Analogs: PRR 11.2 (8.8–14.2)
Not in label — unassessedserious n=105 · ♀ 0% (drug 48%)no trial data cached
Immunisation2969.1
47.4–100.7ROR 69.2 · calibrated p 3e-6 ✓
62.0 EB05 45.3 · IC025 +4.3
3/3 methods agree
vs other Insulin Analogs: only this drug
Not in label — unassessedserious n=29 · ♀ 100% (drug 48%)no trial data cached
Insulin autoimmune syndrome2162.8
40.4–97.6ROR 62.9 · calibrated p 8e-6 ✓
56.1 EB05 38.7 · IC025 +3.9
3/3 methods agree
vs other Insulin Analogs: only this drug
Likely indication confounding
shares a disease stem with the indications wording
serious n=21no trial data cached
Palmoplantar keratoderma4361.2
45.0–83.3ROR 61.3 · calibrated p 6e-6 ✓
56.2 EB05 43.5 · IC025 +4.6
3/3 methods agree
vs other Insulin Analogs: only this drug
Not in label — unassessedserious n=43 · ♀ 100% (drug 48%)no trial data cached
Herpes zoster reactivation1351.1
29.2–89.2ROR 51.1 · calibrated p 4e-5 ✓
45.5 EB05 28.3 · IC025 +3.2
3/3 methods agree
vs other Insulin Analogs: only this drug
Not in label — unassessedserious n=13no trial data cached
Hypoglycaemic coma12945.0
37.7–53.7ROR 45.3 · calibrated p 3e-5 ✓
42.8 EB05 36.9 · IC025 +4.9
3/3 methods agree
vs other Insulin Analogs: PRR 2.0 (1.7–2.4)
Not in label — unassessedserious n=129no trial data cached
Product monitoring error6142.8
33.1–55.3ROR 42.9 · calibrated p 5e-5 ✓
40.5 EB05 32.7 · IC025 +4.5
3/3 methods agree
vs other Insulin Analogs: PRR 124.3 (63.7–242.6)
Reporting / coding artifactserious n=61no trial data cached
Forced expiratory volume decreased11440.4
33.5–48.7ROR 40.6 · calibrated p 6e-5 ✓
38.5 EB05 32.9 · IC025 +4.7
3/3 methods agree
vs other Insulin Analogs: PRR 9.4 (7.6–11.8)
Lab value / disease markerserious n=114 · ♀ 0% (drug 48%)no trial data cached
Hypoglycaemia unawareness1439.0
22.9–66.6ROR 39.1 · calibrated p 2e-4 ✓
35.9 EB05 22.7 · IC025 +3.2
3/3 methods agree
vs other Insulin Analogs: PRR 1.0 (0.6–1.8)
Labeled adverse reaction
exact term
serious n=14no trial data cached
Diabetic ketosis1439.0
22.9–66.6ROR 39.1 · calibrated p 2e-4 ✓
35.9 EB05 22.7 · IC025 +3.2
3/3 methods agree
vs other Insulin Analogs: only this drug
Likely indication confounding
shares a disease stem with the indications wording
serious n=14no trial data cached
Normochromic normocytic anaemia11337.7
31.3–45.5ROR 37.9 · calibrated p 8e-5 ✓
36.1 EB05 30.8 · IC025 +4.7
3/3 methods agree
vs other Insulin Analogs: PRR 9.2 (7.4–11.5)
Not in label — unassessedserious n=113 · ♀ 0% (drug 48%)no trial data cached
Pulmonary alveolar haemorrhage19534.8
30.2–40.1ROR 35.1 · calibrated p 1e-4 ✓
33.5 EB05 29.7 · IC025 +4.7
3/3 methods agree
vs other Insulin Analogs: PRR 11.1 (9.3–13.2)
Not in label — unassessedserious n=195 · ♀ 0% (drug 48%)no trial data cached
Trichoglossia1434.0
20.0–58.0ROR 34.1 · calibrated p 3e-4 ✓
31.6 EB05 20.0 · IC025 +3.1
3/3 methods agree
vs other Insulin Analogs: only this drug
Not in label — unassessedserious n=14no trial data cached
Hypoglycaemia (low blood sugar)1,65434.0
32.4–35.6ROR 36.7 · calibrated p 9e-5 ✓
32.9 EB05 31.5 · IC025 +4.9
3/3 methods agree
vs other Insulin Analogs: PRR 2.0 (1.9–2.1)
Labeled adverse reaction
exact term
serious PRR 23.5no trial data cached
Neurological symptom19033.4
28.9–38.6ROR 33.7 · calibrated p 1e-4 ✓
32.2 EB05 28.5 · IC025 +4.7
3/3 methods agree
vs other Insulin Analogs: PRR 11.4 (9.5–13.6)
Not in label — unassessedserious n=190 · ♀ 0% (drug 48%)no trial data cached
Crystal nephropathy1932.3
20.4–51.0ROR 32.3 · calibrated p 4e-4 ✓
30.4 EB05 20.6 · IC025 +3.4
3/3 methods agree
vs other Insulin Analogs: only this drug
Not in label — unassessedserious n=19no trial data cached

Trial evidence (ClinicalTrials.gov)

Trial cross-check not yet run for this drug (ClinicalTrials.gov pull covers the 800 most-reported drugs first).

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
Hypoglycaemia (low blood sugar)1,65434.0
32.4–35.6ROR 36.7 · calibrated p 9e-5 ✓
32.9 EB05 31.5 · IC025 +4.9
3/3 methods agree
vs other Insulin Analogs: PRR 2.0 (1.9–2.1)
Labeled adverse reaction
exact term
serious PRR 23.5no trial data cached
Acute kidney injury (sudden kidney damage)1,0316.6
6.2–7.0ROR 6.8 · calibrated p 0.105
6.5 EB05 6.2 · IC025 +2.6
3/3 methods agree
vs other Insulin Analogs: PRR 2.1 (2.0–2.3)
Not in label — unassessedserious PRR 4.3 · 94% clinicianno trial data cached
Dyspnoea (shortness of breath)9791.7
1.6–1.8ROR 1.7 · calibrated p 0.771
1.7 EB05 1.6 · IC025 +0.6
vs other Insulin Analogs: PRR 1.3 (1.2–1.3)
Not in label — unassessedserious PRR 1.5no trial data cached
Nausea9471.2
1.1–1.2ROR 1.2 · calibrated p 0.417
1.2 EB05 1.1 · IC025 +0.1
vs other Insulin Analogs: PRR 0.8 (0.8–0.9)
Not in label — unassessedserious PRR 1.3no trial data cached
Hyperglycaemia (high blood sugar)92625.2
23.7–26.9ROR 26.3 · calibrated p 5e-4 ✓
24.6 EB05 23.3 · IC025 +4.5
3/3 methods agree
vs other Insulin Analogs: PRR 1.9 (1.8–2.1)
Labeled adverse reaction
exact term
serious PRR 18.0no trial data cached
Off label use (used outside approved label)9001.0
0.9–1.1ROR 1.0 · calibrated p 0.307
1.0 EB05 0.9 · IC025 -0.1
PRR-only: not supported by EBGM or IC
vs other Insulin Analogs: PRR 0.9 (0.8–0.9)
Reporting / coding artifactserious PRR 0.9no trial data cached
Drug ineffective (drug did not work)8920.7
0.6–0.7ROR 0.6 · calibrated p 0.101
0.7 EB05 0.6 · IC025 -0.7
PRR-only: not supported by EBGM or IC
vs other Insulin Analogs: PRR 0.7 (0.6–0.7)
Reporting / coding artifactserious PRR 1.0no trial data cached
Diarrhoea (diarrhea)8921.3
1.3–1.4ROR 1.4 · calibrated p 0.544
1.3 EB05 1.3 · IC025 +0.3
vs other Insulin Analogs: PRR 1.1 (1.0–1.2)
Labeled adverse reaction
exact term
serious PRR 1.4no trial data cached
Vomiting8351.7
1.6–1.8ROR 1.7 · calibrated p 0.799
1.7 EB05 1.6 · IC025 +0.7
vs other Insulin Analogs: PRR 1.1 (1.0–1.2)
Not in label — unassessedserious PRR 1.6no trial data cached
Fatigue (tiredness)8061.0
0.9–1.1ROR 1.0 · calibrated p 0.307
1.0 EB05 0.9 · IC025 -0.1
PRR-only: not supported by EBGM or IC
vs other Insulin Analogs: PRR 1.0 (0.9–1.0)
Not in label — unassessedserious PRR 1.1no trial data cached
Condition aggravated7562.4
2.3–2.6ROR 2.5 · calibrated p 0.826
2.4 EB05 2.3 · IC025 +1.2
3/3 methods agree
vs other Insulin Analogs: PRR 2.2 (2.0–2.3)
Reporting / coding artifactserious PRR 2.4no trial data cached
Dizziness6711.3
1.2–1.4ROR 1.3 · calibrated p 0.515
1.3 EB05 1.2 · IC025 +0.3
vs other Insulin Analogs: PRR 1.0 (0.9–1.0)
Not in label — unassessedserious PRR 1.4no trial data cached
Fall6671.9
1.8–2.1ROR 2.0 · calibrated p 0.926
1.9 EB05 1.8 · IC025 +0.8
vs other Insulin Analogs: PRR 1.0 (0.9–1.0)
Not in label — unassessedserious PRR 1.5no trial data cached
Asthenia (weakness)6621.7
1.6–1.8ROR 1.7 · calibrated p 0.782
1.7 EB05 1.6 · IC025 +0.6
vs other Insulin Analogs: PRR 1.1 (1.0–1.2)
Not in label — unassessedserious PRR 1.5no trial data cached

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 Glargine-Yfgn?

In FDA FAERS, the most frequently co-reported reaction terms for Insulin Glargine-Yfgn are hypoglycaemia, blood glucose increased, acute kidney injury, dyspnoea, nausea, hyperglycaemia. 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 Glargine-Yfgn have an FDA boxed warning?

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

Do FAERS signals prove that Insulin Glargine-Yfgn 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.