Drug

Nalxone Hydrochloride

40 flagged reaction(s) · 627 total co-reports · max PRR 37.0

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	Transfusion	17	37.0	37.7	signal
2	Oral Candidiasis	17	29.9	30.4	signal
3	Unresponsive To Stimuli	31	27.6	28.5	signal
4	Premature Delivery	18	25.7	26.2	signal
5	Caesarean Section	11	21.4	21.6	signal
6	Vaginal Discharge	9	20.5	20.7	signal
7	Ocular Discomfort	9	18.9	19.1	signal
8	Joint Range Of Motion Decreased	10	17.1	17.3	signal
9	Drug Withdrawal Syndrome Neonatal	11	16.8	17.0	signal
10	Muscle Spasticity	9	16.6	16.7	signal
11	Respiratory Depression	8	14.9	15.0	signal
12	Haematocrit Decreased	13	14.9	15.1	signal
13	Coordination Abnormal	9	14.6	14.8	signal
14	Syringe Issue	10	13.0	13.2	signal
15	Head Discomfort	10	13.0	13.1	signal
16	Premature Baby	17	12.9	13.1	signal
17	Sensory Disturbance	9	12.8	12.9	signal
18	Feeling Cold	15	12.3	12.5	signal
19	Pulmonary Oedema	24	12.2	12.5	signal
20	Drug Withdrawal Syndrome	46	11.9	12.4	signal
21	Device Occlusion	7	11.5	11.6	signal
22	Toxicity To Various Agents	82	11.2	12.2	signal
23	Febrile Neutropenia	32	11.0	11.4	signal
24	Toxic Epidermal Necrolysis	6	9.1	9.1	signal
25	Mydriasis	5	8.9	9.0	signal
26	Drug Abuse	30	8.2	8.4	signal
27	Menstruation Irregular	9	7.7	7.8	signal
28	Dementia	9	7.4	7.4	signal
29	Poisoning	4	7.2	7.3	signal
30	Serotonin Syndrome	6	7.2	7.2	signal
31	Rash Generalised	8	7.0	7.0	signal
32	Euphoric Mood	3	6.7	6.7	signal
33	Mood Swings	9	6.4	6.5	signal
34	Foetal Exposure During Pregnancy	20	5.6	5.7	signal
35	Libido Decreased	3	5.5	5.5	signal
36	Overdose	46	4.9	5.1	signal
37	Device Delivery System Issue	5	4.4	4.4	signal
38	Device Defective	3	4.2	4.2	signal
39	Drug Dependence	30	4.2	4.3	signal
40	Withdrawal Syndrome	7	3.8	3.8	signal