bit about myself

Hi would love to hear from people around same age and weight to compare stories..
I am 39 years old female. 170cm tall was 75.5kgs now after day 4 i am 74kgs... After having 4 children... I found it a bit hard to lose weight.. So i thought i would give this a go i got metermine tablets not sure if i should of got the generic brand ... maybe i should of got the duromine... Anyway time will tell ...