Hazard 3 P 0 B 0 T 3 Risk Insignificant
Propranolol is very well researched in terms of both exposure and effect. Studies reporting effects of low concentrations are not significant. The margin of safety is good.
The risk classification insignificant, according to Fass.se, is based on total sold amount (kg) of the substance in Sweden during the year 2014 and the toxicity of the substance.
Author: Health and Medical Care Administration, Region Stockholm