OpenPV Signal Explorer
FAERS disproportionality dashboard
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Drug

Silodosin

177 flagged reaction(s) · 3,830 total co-reports · max PRR 19.3
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 Urinary Retention 121 19.3 19.9 signal
2 Inappropriate Antidiuretic Hormone Secretion 36 18.8 19.0 signal
3 Erectile Dysfunction 70 14.4 14.7 signal
4 Orthostatic Hypotension 46 14.0 14.2 signal
5 Sopor 29 11.5 11.6 signal
6 Prostatic Specific Antigen Increased 28 10.7 10.8 signal
7 Hypomagnesaemia 25 9.6 9.6 signal
8 Generalised Oedema 21 9.1 9.1 signal
9 Pneumonia Aspiration 42 8.9 9.0 signal
10 Hypocalcaemia 29 8.2 8.2 signal
11 Interstitial Lung Disease 74 8.1 8.3 signal
12 Hepatic Encephalopathy 14 8.0 8.0 signal
13 Dysuria 55 7.9 8.0 signal
14 Haematuria 51 7.9 8.0 signal
15 Delusion 23 7.9 7.9 signal
16 Cytokine Release Syndrome 27 7.5 7.6 signal
17 Cerebral Infarction 34 7.4 7.4 signal
18 Nocturia 16 7.0 7.0 signal
19 Presyncope 31 6.8 6.8 signal
20 Dizziness Postural 12 6.6 6.6 signal
21 Micturition Urgency 14 6.6 6.6 signal
22 Pulmonary Congestion 16 6.4 6.4 signal
23 Covid-19 Pneumonia 14 6.2 6.3 signal
24 Hypokalaemia 54 6.2 6.3 signal
25 Hepatic Cytolysis 14 6.1 6.1 signal
26 Ileus 14 6.0 6.1 signal
27 Rash Maculo-papular 25 6.0 6.0 signal
28 Hyponatraemia 63 5.9 6.0 signal
29 Hyperbilirubinaemia 11 5.7 5.7 signal
30 Oral Candidiasis 13 5.3 5.3 signal
31 Hepatic Function Abnormal 37 5.3 5.3 signal
32 Arrhythmia 47 5.2 5.3 signal
33 Hypertensive Crisis 11 5.2 5.2 signal
34 Bradycardia 52 5.2 5.2 signal
35 Altered State Of Consciousness 20 4.9 4.9 signal
36 Lymphopenia 13 4.9 4.9 signal
37 Acute Kidney Injury 139 4.8 5.0 signal
38 Subdural Haematoma 13 4.8 4.8 signal
39 Hyperkalaemia 31 4.7 4.7 signal
40 Agranulocytosis 16 4.6 4.6 signal
41 Poisoning Deliberate 8 4.6 4.6 signal
42 Drug-induced Liver Injury 26 4.5 4.5 signal
43 Myoclonus 10 4.4 4.5 signal
44 Aspiration 9 4.4 4.4 signal
45 Parkinsonism 8 4.4 4.4 signal
46 Rhabdomyolysis 34 4.3 4.4 signal
47 Melaena 18 4.3 4.3 signal
48 Skin Disorder 27 4.3 4.3 signal
49 Neutrophil Count Decreased 31 4.1 4.1 signal
50 Hallucination, Visual 16 4.0 4.1 signal
51 Conjunctivitis 14 4.0 4.1 signal
52 Cataract 45 4.0 4.1 signal
53 Drug Interaction 119 4.0 4.1 signal
54 Syncope 74 3.9 4.0 signal
55 Toxic Epidermal Necrolysis 11 3.9 3.9 signal
56 Atrial Fibrillation 71 3.9 3.9 signal
57 Ischaemic Stroke 13 3.9 3.9 signal
58 Metabolic Acidosis 23 3.9 3.9 signal
59 Libido Decreased 9 3.9 3.9 signal
60 Sinus Bradycardia 7 3.8 3.8 signal
61 Hypoglycaemia 35 3.8 3.8 signal
62 Hot Flush 54 3.8 3.8 signal
63 Body Temperature Decreased 7 3.7 3.7 signal
64 Pollakiuria 29 3.7 3.7 signal
65 Electrocardiogram Qt Prolonged 25 3.7 3.7 signal
66 Haemoptysis 19 3.6 3.6 signal
67 Blood Pressure Decreased 45 3.6 3.6 signal
68 Colon Cancer 10 3.6 3.6 signal
69 Dyspnoea Exertional 25 3.5 3.5 signal
70 Transfusion 7 3.5 3.5 signal
71 Drug Level Increased 11 3.5 3.5 signal
72 Ventricular Tachycardia 11 3.5 3.5 signal
73 Glomerular Filtration Rate Decreased 8 3.5 3.5 signal
74 Anaemia 126 3.5 3.6 signal
75 Erythema Multiforme 6 3.4 3.4 signal
76 Circulatory Collapse 11 3.4 3.4 signal
77 Cardiac Failure 51 3.4 3.4 signal
78 Pneumothorax 10 3.3 3.4 signal
79 Blood Lactate Dehydrogenase Increased 10 3.3 3.3 signal
80 Lactic Acidosis 20 3.3 3.3 signal
81 Hyperthyroidism 9 3.3 3.3 signal
82 Thrombotic Microangiopathy 6 3.3 3.3 signal
83 Febrile Neutropenia 41 3.3 3.3 signal
84 Hypotension 123 3.3 3.3 signal
85 Pulmonary Mass 9 3.2 3.2 signal
86 Gastric Haemorrhage 7 3.2 3.2 signal
87 Rash Macular 21 3.2 3.2 signal
88 Emphysema 6 3.1 3.1 signal
89 Pleural Effusion 36 3.1 3.2 signal
90 Face Oedema 10 3.1 3.1 signal
91 Anaphylactic Shock 15 3.1 3.1 signal
92 Proteinuria 11 3.1 3.1 signal
93 Septic Shock 25 3.1 3.1 signal
94 Cholestasis 11 3.1 3.1 signal
95 Shock 13 3.0 3.0 signal
96 Disseminated Intravascular Coagulation 8 3.0 3.0 signal
97 Cerebral Haemorrhage 20 3.0 3.0 signal
98 Pancytopenia 31 2.9 3.0 signal
99 Product Prescribing Error 13 2.9 2.9 signal
100 Coma 26 2.9 2.9 signal
101 Urinary Incontinence 16 2.9 2.9 signal
102 Cognitive Disorder 25 2.8 2.9 signal
103 Contraindicated Product Administered 16 2.8 2.8 signal
104 Gastric Ulcer 10 2.8 2.8 signal
105 Sars-cov-2 Test Positive 7 2.8 2.8 signal
106 Tachypnoea 7 2.7 2.7 signal
107 Eosinophilia 9 2.7 2.7 signal
108 Disorientation 20 2.7 2.7 signal
109 Device Occlusion 7 2.7 2.7 signal
110 Bladder Disorder 5 2.7 2.7 no signal
111 Pneumocystis Jirovecii Pneumonia 5 2.7 2.7 no signal
112 Toxic Skin Eruption 5 2.6 2.6 no signal
113 Pancreatitis Acute 11 2.6 2.6 signal
114 Subarachnoid Haemorrhage 5 2.6 2.6 no signal
115 Ear Discomfort 5 2.6 2.6 no signal
116 Impaired Quality Of Life 7 2.6 2.6 signal
117 Platelet Count Decreased 51 2.5 2.6 signal
118 Drug Reaction With Eosinophilia And Systemic Symptoms 12 2.5 2.5 signal
119 Dyskinesia 19 2.5 2.5 signal
120 Vertigo 28 2.4 2.4 signal
121 Acute Myeloid Leukaemia 7 2.4 2.4 signal
122 Joint Range Of Motion Decreased 6 2.4 2.4 no signal
123 Stevens-johnson Syndrome 10 2.4 2.4 signal
124 Thrombocytopenia 50 2.4 2.4 signal
125 Pneumonitis 12 2.4 2.4 signal
126 Myocarditis 5 2.3 2.3 no signal
127 Diverticulitis 12 2.3 2.3 signal
128 Metastases To Lung 5 2.3 2.3 no signal
129 Palmar-plantar Erythrodysaesthesia Syndrome 10 2.3 2.3 signal
130 Epilepsy 13 2.3 2.3 signal
131 Mania 7 2.3 2.3 no signal
132 Fracture 8 2.2 2.2 signal
133 Muscle Rigidity 5 2.2 2.2 no signal
134 Neutropenia 56 2.2 2.2 signal
135 Apathy 6 2.2 2.2 no signal
136 Blood Creatine Phosphokinase Increased 12 2.2 2.2 signal
137 Hallucination 30 2.1 2.1 signal
138 Metastases To Liver 7 2.1 2.1 no signal
139 Drug Level Decreased 4 2.1 2.1 no signal
140 Visual Acuity Reduced 13 2.1 2.1 signal
141 Poor Venous Access 4 2.1 2.1 no signal
142 Scratch 4 2.0 2.0 no signal
143 Ankylosing Spondylitis 5 2.0 2.0 no signal
144 Sedation 10 2.0 2.0 signal
145 Nervous System Disorder 12 2.0 2.0 signal
146 Acute Hepatic Failure 5 1.9 2.0 no signal
147 Metastases To Bone 6 1.9 1.9 no signal
148 Angioedema 16 1.9 1.9 no signal
149 Cytomegalovirus Infection 6 1.9 1.9 no signal
150 Nephropathy Toxic 4 1.9 1.9 no signal
151 Acne 27 1.9 1.9 no signal
152 Hepatocellular Injury 5 1.9 1.9 no signal
153 Gastric Cancer 9 1.9 1.9 no signal
154 Sexual Dysfunction 4 1.8 1.8 no signal
155 Malignant Neoplasm Progression 33 1.7 1.7 no signal
156 Myelosuppression 11 1.7 1.7 no signal
157 Pemphigus 4 1.7 1.7 no signal
158 Eczema 16 1.7 1.7 no signal
159 Lung Neoplasm Malignant 13 1.7 1.7 no signal
160 Hallucination, Auditory 5 1.7 1.7 no signal
161 Serotonin Syndrome 6 1.7 1.7 no signal
162 Tuberculosis 4 1.6 1.6 no signal
163 Euphoric Mood 3 1.5 1.5 no signal
164 Suicide Attempt 17 1.5 1.5 no signal
165 Prostate Cancer 21 1.4 1.4 no signal
166 Intentional Overdose 16 1.3 1.3 no signal
167 Withdrawal Syndrome 10 1.3 1.3 no signal
168 Bladder Cancer 14 1.2 1.2 no signal
169 Drug Abuse 19 1.2 1.2 no signal
170 Product Taste Abnormal 3 1.2 1.2 no signal
171 Bone Density Decreased 7 1.2 1.2 no signal
172 Plasma Cell Myeloma 8 1.1 1.1 no signal
173 Extrapyramidal Disorder 5 1.1 1.1 no signal
174 Hepatic Cancer 4 0.9 0.9 no signal
175 Incorrect Drug Administration Duration 4 0.7 0.7 no signal
176 Pancreatic Carcinoma 4 0.7 0.7 no signal
177 Renal Cancer 3 0.3 0.3 no signal