Drug

Colistimethate Sodium

33 flagged reaction(s) · 622 total co-reports · max PRR 36.0

Important: Reactions below are the flagged terms from this drug’s FAERS report history (min. 3 co-reports per term) — PRR/ROR indicate disproportionality in spontaneous reporting, not causation. Data from FDA FAERS via openFDA. Last recalculated: 2026-09-14.

	Reaction	Co-reports (a)	PRR	ROR	Signal
1	Hepatic Cytolysis	33	36.0	36.8	signal
2	Nephropathy Toxic	24	28.7	29.2	signal
3	Eosinophilia	36	27.5	28.1	signal
4	Leukocytosis	35	25.8	26.4	signal
5	Multiple Organ Dysfunction Syndrome	41	19.6	20.1	signal
6	Rash Maculo-papular	31	18.6	19.0	signal
7	Septic Shock	53	16.3	16.9	signal
8	Haemoptysis	28	13.3	13.6	signal
9	Haematotoxicity	9	12.9	13.0	signal
10	Acute Respiratory Failure	18	12.5	12.7	signal
11	Bacteraemia	11	12.4	12.5	signal
12	Hospitalisation	131	11.4	12.4	signal
13	Conjunctivitis	14	10.1	10.2	signal
14	Drug Resistance	18	9.3	9.4	signal
15	Hyperbilirubinaemia	7	9.0	9.1	signal
16	Clostridium Difficile Colitis	7	8.8	8.8	signal
17	Gastric Ulcer	10	7.0	7.0	signal
18	Multi-organ Failure	9	6.8	6.9	signal
19	Abnormal Weight Gain	6	6.4	6.4	signal
20	Hypoaesthesia Oral	7	6.2	6.2	signal
21	Neurotoxicity	8	6.1	6.2	signal
22	Erythema Multiforme	4	5.7	5.7	signal
23	Lymphopenia	6	5.7	5.7	signal
24	Hepatocellular Injury	6	5.6	5.6	signal
25	Myoclonus	5	5.6	5.6	signal
26	Drug Reaction With Eosinophilia And Systemic Symptoms	10	5.2	5.2	signal
27	Neuroleptic Malignant Syndrome	4	4.5	4.5	signal
28	Drug Level Increased	5	4.0	4.0	signal
29	Bone Marrow Failure	6	3.9	3.9	signal
30	Dialysis	4	3.7	3.7	signal
31	Agranulocytosis	5	3.6	3.6	signal
32	Exposure During Pregnancy	16	3.4	3.4	signal
33	Foetal Exposure During Pregnancy	15	2.5	2.5	signal