The shot should begin to work on your hormone levels immediately. Therefore, you should be protected from pregnancy as soon as you have had the injection. This is also true of the contraceptive Pill...
you can lose up to 90-100 pounds a year if you watch your calorie in take and burn up to 600-800 calories a day because 365 divided by 4 is 90.so if u lose a pound every 4 days you will lose 90 - 100...
If you mean the contraception pill or other products that contains hormones that no, you don't lose any weight.Weight gain is a very common side effect of hormonal methods of birth control, how much...