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Gemifloxacin Side Effects

The most commonly reported side effects of gemifloxacin include rash, rash generalised, and urticaria, based on 1,382 FDA adverse event reports from 2004 to 2025. 3.1% of reports found the drug to be ineffective.

Gemifloxacin side effects

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

1
Rash30.0%415
2
Rash Generalised19.1%264
3
Urticaria4.3%59
4
Nausea3.3%45
5
Rash Erythematous3.2%44
6
Dyspnoea3.1%43
7
Drug Ineffective3.1%43
8
Rash Maculo-papular3.0%41
9
Diarrhoea2.9%40
10
Pruritus2.3%32
11
Rash Pruritic2.2%30
12
Dizziness2.0%28
13
Vomiting2.0%27
14
Headache1.7%24
15
Rash Papular1.7%24

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

Report severity

25.5%Serious352 reports
12.1%Hospitalizations167 reports
1.7%Fatal23 reports

Seriousness is determined by the reporter, not by OpenClaim.

Gemifloxacin drug interactions

Other drugs that appear in adverse event reports alongside gemifloxacin. 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
Levofloxacin1.8%25
2
Moxifloxacin-hydrochloride1.5%21
3
Ciprofloxacin0.8%11
4
Esomeprazole0.6%8
5
Warfarin0.5%7
6
Lansoprazole0.5%7
7
Omeprazole0.5%7
8
Prednisone0.4%6
9
Acetaminophen0.4%5
10
Methylprednisolone0.4%5
11
Cefdinir0.4%5
12
Ambrisentan0.4%5
13
Digoxin0.4%5
14
Drospirenone0.4%5
15
Ethinyl-estradiol0.4%5

Taken alongside

1
Albuterol4.1%56
2
Fluticasone3.5%49
3
Acetaminophen2.6%36
4
Salmeterol-xinafoate2.5%35
5
Aspirin2.4%33
6
Hydrochlorothiazide2.2%30
7
Prednisone2.1%29
8
Fexofenadine-hydrochloride2.0%27
9
Levothyroxine-sodium2.0%27
10
Furosemide1.9%26
11
Hydrocodone1.9%26
12
Atorvastatin-calcium1.7%24
13
Metformin1.7%24
14
Montelukast-sodium1.7%23
15
Esomeprazole1.7%23

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 gemifloxacin side effects

62.4% of gemifloxacin adverse event reports involve female patients and 27.0% involve male patients. The largest age group is adult at 82%. These figures reflect who reports side effects, not underlying risk.

Sex

Female62.4%
Male27.0%
Unknown10.6%

Age group

< 20.0%
2–110.0%
12–170.6%
18–6481.8%
65+17.6%

What is gemifloxacin used for

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

Acute SinusitisAllergic SinusitisAntibiotic TherapyArthritis InfectiveAsthmaAtypical PneumoniaAsthmaBack PainBacterial InfectionBronchitisBronchitis AcuteBronchitis BacterialBronchitis ChronicBronchitis ViralBronchopneumonia

Showing 15 of 74 indications

Gemifloxacin brand names and reporting trend

Quarterly reports (20042025)

2005201020202025

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

Taking gemifloxacin with another medication?

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