A pharmacist has warned of a critical mistake that could render the new Wegovy slimming pill useless. 'Many people are used to taking medication with breakfast or a cup of tea or coffee, but this can affect how well the tablets are absorbed.' The approval of the Wegovy Pill in Britain has triggered a desperate clamour among those looking to lose weight fast'You should also wait half an hour before taking other medicines. Mr Ali has also cautioned against purchasing the pill online, as rogue 'chemists' may offer a potentially dangerous medicine. Like the injections, the Wegovy pill works by mimicking a hormone released by the gut that tells the brain it's full, reducing appetite.