Allopurinol

Common brands: Aloprim, Lasix, Aspirin 325, Aspirin 81, Ecotrin

Top reporter: Mylan Institutional Llc

Xanthine Oxidase Inhibitor [EPC]Nonsteroidal Anti-inflammatory Drug [EPC]Loop Diuretic [EPC]Corticosteroid [EPC]Proton Pump Inhibitor [EPC]
153,242
Total Reports
58,993
Serious Reports
21,603
Death Reports
30
Reported Reactions
Death Report Ratio: High (14.10%)

Patient Demographics

Male
91,142
Female
49,719

Reported Adverse Reactions (30)

Side effects reported in FDA adverse event reports for Allopurinol.

# Reaction Reports % of Total
1 DIARRHOEA 8,567
5.8%
2 FATIGUE 8,111
5.5%
3 DYSPNOEA 7,785
5.3%
4 NAUSEA 7,178
4.9%
5 DEATH 6,788
4.6%
6 ACUTE KIDNEY INJURY 6,620
4.5%
7 OFF LABEL USE 6,460
4.4%
8 PYREXIA 6,011
4.1%
9 PNEUMONIA 5,635
3.8%
10 ASTHENIA 5,568
3.8%
11 ANAEMIA 5,364
3.6%
12 DRUG INEFFECTIVE 5,028
3.4%
13 DIZZINESS 5,026
3.4%
14 RENAL FAILURE 4,719
3.2%
15 FALL 4,591
3.1%
16 VOMITING 4,396
3.0%
17 RASH 4,244
2.9%
18 HYPOTENSION 4,230
2.9%
19 PAIN 4,112
2.8%
20 HEADACHE 3,923
2.7%
21 MALAISE 3,643
2.5%
22 ARTHRALGIA 3,606
2.4%
23 PRURITUS 3,481
2.4%
24 CHRONIC KIDNEY DISEASE 3,399
2.3%
25 DRUG INTERACTION 3,364
2.3%
26 COUGH 3,261
2.2%
27 FEBRILE NEUTROPENIA 3,215
2.2%
28 CONSTIPATION 3,191
2.2%
29 WEIGHT DECREASED 3,111
2.1%
30 SEPSIS 3,047
2.1%

Important Disclaimer

FDA adverse event reports are submitted voluntarily and do not prove causation. A reported reaction does not mean the drug caused it. Drugs with more users naturally have more reports. Always consult your doctor or pharmacist before making medication decisions.