Mounjaro users in UK warned against bulk buying before autumn price rise

Cost may increase as much as 170% from September, but patients warned against a quick switch to Wegovy

• ‘Gutted’: UK users of weight loss jab Mounjaro devastated by planned price hike

People using the weight loss jab Mounjaro have been warned against switching to black market sellers or bulk buying after its manufacturer announced the UK will get a significant price rise this autumn.

The US pharmaceutical company Eli Lilly, which makes Mounjaro, recently announced plans to increase the price of the medication in the UK by as much as 170% from September. The move follows pressure from the US president, Donald Trump, to cut medication prices for Americans.