nicorette® invisipatch is a nicotine replacement therapy (nrt) product designed to help people who are quitting smoking or cutting down the number of cigarettes they use by reducing their urge to smoke and preventing withdrawal symptoms such as irritability, low mood, restlessness, anxiety, poor concentration and increased appetite, nicorette® invisipatch comes in different strengths, so you can reduce the amount of nicotine you absorb into your bloodstream gradually. the 15mg patch is for people who used to smoke 10 or more cigarettes a day and who have already been using the 25mg patch for up to eight weeks. after two weeks of using the 15mg patch, you should switch to the 10mg patch for another fortnight (this gradually weans you off nicotine). if you’re a lighter smoker who goes through fewer than 10 cigarettes a day, start by using the 15mg patch for up to eight weeks, then switch to the 10mg patch for four weeks. use a new patch on clean, dry skin every day. each patch should be removed after 16 hours and not used when you’re in bed to help prevent sleep disturbance. contains nicotine. always read the patient information leaflet before use.,one patch a day ,controls cravings for up to 16 hours ,relieves withdrawal symptoms ,discreet, transparent patch