Reaction

Bacterial Test Positive reporting signals

Last recalculated 2026-09-14T18:28:35.993900+00:00 · 2,200 reports · 77 co-occurring drugs

As of the last recalculation, Bacterial Test Positive appears in 2,200 FAERS reports alongside 77 co-occurring drug terms. The strongest observed disproportionality signal is ALEMTUZUMAB (PRR 104.0).

Important: FAERS is a spontaneous, voluntary, unverified reporting system. PRR and ROR identify reporting patterns for investigation; they are not incidence rates and do not establish causation.

Drug	Co-reports	PRR	ROR
Alemtuzumab	194	104.0	105.0
Dimenhydrinate	90	83.3	84.0
Cimetidine	27	26.8	26.9
Chlorhexidine Gluconate	25	26.2	26.2
Methylprednisolone Sodium Succinate	93	19.7	19.8
Trimethoprim	19	15.4	15.4
Methylprednisolone	185	13.7	13.8
Cetirizine Hydrochloride Allergy	37	11.7	11.8
Cetirizine Hydrochloride Tablets	37	11.7	11.8
Vincristine Sulfate	32	10.5	10.5
Pegaspargase	13	10.1	10.1
Tranexamic Acid	9	9.6	9.6
Cytarabine	59	9.5	9.5
Diphenhydramine Hydrochloride	148	9.0	9.0
Cefuroxime	10	8.3	8.3
Nitrofurantoin	14	8.1	8.1
Tafamidis	10	8.1	8.1
Meropenem	27	8.0	8.1
Nitrofurantoin (Monohydrate/Macrocrystals)	14	8.0	8.0
Thiotepa	8	8.0	8.0
Polyethylene Glycol	9	7.9	7.9
Cetirizine	63	7.9	7.9
Busulfan	13	7.9	7.9
Micafungin Sodium	7	7.8	7.8
Octreotide Acetate	25	7.8	7.8
Ciprofloxacin Hydrochloride And Hydrocortisone	17	7.8	7.8
Ketoconazole Foam	12	7.7	7.7
Ketoconazole Cream, 2%	12	7.7	7.7
Mercaptopurine	14	7.7	7.7
Ocrelizumab	49	7.6	7.6
Itraconazole	9	7.3	7.3
Acyclovir	85	7.3	7.3
Vancomycin Hydrochloride	49	7.2	7.2
Fondaparinux Sodium	6	7.0	7.0
Elexacaftor, Tezacaftor, And Ivacaftor	9	6.9	6.9
Tobramycin	17	6.7	6.7
Ketoconazole	12	6.6	6.6
Baclofen	57	6.4	6.4
Ranitidine	127	6.4	6.4
Vancomycin	38	6.3	6.3
Pertuzumab	18	6.3	6.3
Metoclopramide	36	6.3	6.3
Loratadine Oral	32	6.2	6.2
Atovaquone	5	5.9	5.9
Isoniazid	10	5.9	5.9
Dornase Alfa	12	5.8	5.8
Azacitidine For	11	5.7	5.7
Dexamethasone Sodium Phosphate	6	5.6	5.6
Amikacin	10	5.6	5.6
Ceftriaxone	19	5.5	5.5
Voclosporin	5	5.5	5.5
Tramadol Hydrochloride	21	5.3	5.3
Cefepime Hydrochloride	9	5.3	5.3
Cefepime	8	5.3	5.3
Sitagliptin And Metformin Hydrochloride	12	5.3	5.3
Pravastatin Sodium	11	5.3	5.3
Voriconazole Injection	12	5.3	5.3
Pyrazinamide	5	5.0	5.0
Bendamustine Hydrochloride	6	4.8	4.8
Dalfampridine	35	4.7	4.7
Iohexol	4	4.6	4.6
Irinotecan Hydrochloride	6	4.4	4.4
Dextrose Monohydrate, Sodium Chloride, Sodium Lactate, Calcium Chloride, Magnesium Chloride	4	4.3	4.3
Mirabegron	17	4.2	4.2
Doxorubicin Hydrochloride	14	4.1	4.1
Azacitidine	12	3.8	3.8
Encorafenib	4	3.8	3.8
Ivacaftor	3	3.6	3.6
Sodium Chloride, Sodium Lactate, Calcium Chloride, Magnesium Chloride And Dextrose	3	3.5	3.5
Lumacaftor And Ivacaftor	3	3.3	3.3
Tolvaptan	5	3.3	3.3
Alpelisib	3	3.3	3.3
Apalutamide	4	3.2	3.2
Palivizumab	4	2.5	2.5
Abemaciclib	5	2.4	2.4
Remdesivir	3	2.1	2.1
Icodextrin, Sodium Chloride, Sodium Lactate, Calcium Chloride, Magnesium Chloride	6	1.8	1.8

Related reactions

Data source: openFDA FAERS. See the OpenPV methodology and limitations.