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Ceftazidime Side Effects

The most commonly reported side effects of ceftazidime include off label use, pyrexia, and acute kidney injury, based on 9,152 FDA adverse event reports from 2004 to 2025. 9.5% of reports found the drug to be ineffective.

Ceftazidime side effects

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

1
Drug Ineffective9.5%869
2
Off Label Use8.4%768
3
Pyrexia5.2%476
4
Acute Kidney Injury3.7%338
5
Septic Shock3.5%323
6
Condition Aggravated3.5%317
7
Pneumonia3.2%296
8
Neutropenia3.2%296
9
Diarrhoea2.9%268
10
Febrile Neutropenia2.8%252
11
Sepsis2.7%245
12
Dyspnoea2.7%243
13
Death2.6%239
14
Nausea2.5%233
15
Aplastic Anaemia2.4%222

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

Report severity

94.5%Serious8,648 reports
48.4%Hospitalizations4,426 reports
24.0%Fatal2,198 reports

Seriousness is determined by the reporter, not by OpenClaim.

Ceftazidime drug interactions

Other drugs that appear in adverse event reports alongside ceftazidime. 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
Vancomycin15.9%1,452
2
Ciprofloxacin8.6%783
3
Meropenem7.8%717
4
Amphotericin-b6.4%585
5
Dexamethasone5.8%527
6
Cyclophosphamide5.0%455
7
Methotrexate4.7%434
8
Prednisone4.7%431
9
Tobramycin4.7%429
10
Cytarabine4.6%424
11
Amikacin-sulfate4.3%397
12
Methylprednisolone4.3%392
13
Linezolid4.2%380
14
Mycophenolate4.1%376
15
Voriconazole4.0%370

Taken alongside

1
Vancomycin18.2%1,664
2
Acetaminophen14.1%1,288
3
Furosemide11.1%1,013
4
Ondansetron9.4%864
5
Fluconazole9.3%851
6
Meropenem8.5%774
7
Dexamethasone8.4%773
8
Methylprednisolone8.2%750
9
Acyclovir7.9%724
10
Omeprazole7.6%694
11
Ciprofloxacin7.5%687
12
Pantoprazole-sodium6.8%625
13
Sulfamethoxazole6.2%570
14
Amlodipine6.1%562
15
Prednisone6.0%550

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 ceftazidime side effects

39.7% of ceftazidime adverse event reports involve female patients and 50.5% involve male patients. The largest age group is adult at 45%. These figures reflect who reports side effects, not underlying risk.

Sex

Female39.7%
Male50.5%
Unknown9.8%

Age group

< 25.5%
2–1110.1%
12–176.5%
18–6445.0%
65+32.9%

What is ceftazidime used for

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

Abdominal AbscessAbdominal InfectionAbdominal SepsisAbscessAbscess NeckAcanthamoeba InfectionAchromobacter InfectionAcinetobacter BacteraemiaAcinetobacter InfectionAcinetobacter Test PositiveAcute Disseminated EncephalomyelitisAcute Lymphocytic LeukaemiaAcute Myeloid LeukaemiaAcute Respiratory Distress SyndromeAcute Respiratory Failure

Showing 15 of 755 indications

Ceftazidime brand names and reporting trend

Ceftazidime is sold under brand names including Tazidime In Plastic Container, Ceftazidime Sodium In Plastic Container.

Brand names

Tazidime In Plastic Container9,822
Ceftazidime Sodium In Plastic Container397

Quarterly reports (20042025)

20052010201520202025

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

Taking ceftazidime with another medication?

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