statistics
Last reviewed 01/2018
Adverse drug reactions are seen in:
- 10 to 20 % of hospital inpatients
- 0.24 to 2.9% of deaths in inpatients
- 0.3 to 5% of hospital admissions
In a patient on a number of drugs:
- taking one to five drugs, 18.6% have side effects
- taking six or more, 81% have side effects
Seven percent of adverse drug reactions are due to drug interactions, causing a third of the deaths due to side effects.