Drug

Meclizine Hcl

67 flagged reaction(s) · 1,067 total co-reports · max PRR 10.0

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	Vertigo	63	10.0	10.2	signal
2	Hospice Care	10	9.8	9.8	signal
3	End Stage Renal Disease	17	8.9	9.0	signal
4	Economic Problem	14	8.8	8.8	signal
5	Full Blood Count Decreased	17	8.1	8.2	signal
6	Chronic Kidney Disease	59	7.4	7.6	signal
7	Ataxia	9	7.3	7.3	signal
8	Anhedonia	19	6.9	7.0	signal
9	Blood Count Abnormal	11	6.9	6.9	signal
10	Seasonal Allergy	10	6.8	6.9	signal
11	Temperature Intolerance	7	6.6	6.6	signal
12	Rib Fracture	14	6.6	6.6	signal
13	Multiple Sclerosis Relapse	45	6.3	6.4	signal
14	Increased Tendency To Bruise	6	6.3	6.3	signal
15	Multiple Sclerosis	31	6.2	6.3	signal
16	Laceration	6	6.1	6.1	signal
17	Product Dose Omission	40	5.8	5.9	signal
18	Head Injury	19	5.8	5.8	signal
19	Motor Dysfunction	6	5.7	5.7	signal
20	Localised Infection	14	5.6	5.6	signal
21	Urinary Incontinence	17	5.5	5.6	signal
22	Balance Disorder	48	5.3	5.4	signal
23	Nephropathy	5	5.1	5.1	signal
24	Knee Operation	5	5.0	5.0	signal
25	Initial Insomnia	5	4.7	4.7	signal
26	Fall	162	4.7	5.0	signal
27	Paralysis	7	4.7	4.7	signal
28	Muscle Spasticity	6	4.7	4.7	signal
29	Oral Herpes	9	4.5	4.5	signal
30	Laryngitis	5	4.4	4.4	signal
31	Nodule	6	4.4	4.4	signal
32	Ankle Fracture	7	4.4	4.4	signal
33	Impaired Driving Ability	5	4.2	4.2	signal
34	Memory Impairment	60	4.2	4.3	signal
35	Central Nervous System Lesion	6	4.2	4.2	signal
36	Blood Test Abnormal	6	4.1	4.1	signal
37	Vitreous Floaters	4	4.0	4.0	signal
38	Therapeutic Response Unexpected	18	3.9	3.9	signal
39	Abasia	10	3.8	3.9	signal
40	Hair Colour Changes	5	3.8	3.8	signal
41	Poisoning	5	3.8	3.8	signal
42	Therapy Cessation	20	3.8	3.8	signal
43	Hallucination	28	3.6	3.6	signal
44	Renal Injury	11	3.5	3.5	signal
45	Coronary Artery Occlusion	5	3.5	3.5	signal
46	Tooth Disorder	8	3.4	3.5	signal
47	Madarosis	4	3.3	3.3	signal
48	Meningioma	5	3.3	3.3	signal
49	Accident	4	3.2	3.2	signal
50	Macular Degeneration	4	3.2	3.2	signal
51	Plasma Cell Myeloma	13	3.2	3.2	signal
52	Skin Fissures	6	3.1	3.1	signal
53	Multiple Fractures	5	2.9	2.9	signal
54	Hair Texture Abnormal	4	2.9	2.9	no signal
55	Completed Suicide	24	2.7	2.8	signal
56	Breast Cancer Metastatic	3	2.7	2.7	no signal
57	Blood Glucose Abnormal	5	2.6	2.6	no signal
58	Tooth Loss	5	2.3	2.3	no signal
59	Drug Effect Decreased	12	2.1	2.1	signal
60	Emotional Distress	26	2.1	2.1	signal
61	Drug Dispensing Error	3	1.9	1.9	no signal
62	Bone Density Decreased	6	1.8	1.8	no signal
63	Drug Dose Omission	30	1.7	1.7	no signal
64	Injection Site Urticaria	4	1.6	1.6	no signal
65	Injection Site Mass	6	1.6	1.6	no signal
66	Drug Prescribing Error	3	1.5	1.5	no signal
67	Drug Exposure During Pregnancy	5	1.4	1.4	no signal