The trade association warned some trusts had seen shortages of up to 160 different drugs in the past six weeks.
This was compared with just 25 to 30 drugs in normal times, it said.
The Department of Health said there was “no evidence” the “small number of supply issues” were related to Brexit.
Mental health drugs and those used to treat rarer conditions are among the drugs reportedly affected by shortages.
Full Story: BBC, 20 March 2019