A nicotine hapten-carrier conjugate of the following formula useful in the management of nicotine addiction: wherein m is 1 to 2500, n is 0 to 12, y is 1 to 12, X is selected from the group consisting of NH-CO, CO-NH, CO-NH-NH, NH- NH-CO, NH-CO-NH, CO-NH-CO, and S-S; Y is selected from the group consisting of...