 Originally only offering a service to married couples, during the 1950s FPA clinics began to offer pre-marital advice to women, although proof, such as a letter from a vicar or family doctor, was often required before contraceptive supplies were provided.During the 1960s, social and sexual attitudes changed dramatically.The combined pill was first prescribed in FPA clinics in 1961 and within ten years was being used by over one million women.