About sitagliptin Who can and cannot take it How and when to take it Side effects Pregnancy, breastfeeding and fertility Taking sitagliptin with other medicines and herbal supplements Common questions Related conditions Type 2 diabetes Useful resources Healthtalk: videos of real stories on type 2 diabetes healthtalk.org Diabetes Research and Wellness Foundation: charity www.drwf.org.uk Diabetes UK: charity www.diabetes.org.uk