<prompt> Taking into consideration typical usage patterns, the most effective spacing method provided under National Family Planning program is-Cu-T 380 AMala-NNirodhNon-Scalpel vasectomy  <response>: The most effective spacing method provided under National Family Planning program is CuT 380 A. Cu T 380 A has a failure rate of only 0.6-0.8HWY, as compared to failure rate of Mala-N of 8HWY and for condom of 10-14HWY. NSV is not a spacing method. 