i have a 10 ml bottle of QV deca 300 - i have seen on here that the results from deca come at around week 8 thru 12 - according to my calculations at around 400 mg per week the bottle wont last but around 7 weeks. i need advice on mg per week. any info will be greatly appreciated. this is my first time with deca - did winny 3 yrs ago.