Sustanon was originally designed for HRT (hormone replacement therapy), so the 4 testosterones would allow sustanon to stay in your system for up to 4 weeksafter you start your estrogen replacement therapy, and it would allow the estrogen replacement therapy to be used for up to 3 years. The 4 week period is meant to give you enough time to see if you're taking any of the testosterones or not if you haven't had estrogen for a while, and the 3 year period is for the estrogen to be removed from your body. There's another problem with that: since the 4 week testosterone therapy is used on your estrogen replacement therapy, is it going to cause your menstrual cycle to change, supreme anabolic science steroids review? That's when you'd have to use a menstrual cycle predictor or something similar.A lot of people think that using the 4 week progesterone replacement therapy is more convenient than taking the estrogen replacement therapy (you could just take the hormone and drop the progesterone as well), proviron help gyno. However, the progesterone replacement therapy is really only for long term maintenance. Just like how the hormone replacement therapy is only for long term maintenance, we don't even consider the 4 weeks to be "normal". It's really not ideal, long stay prohormones system in how do your.The 4 day progesterone cycle predictor that I've found works pretty well is a method for predicting your next menstrual cycle. This method works by showing you a picture of you and your partner and then telling you which days of your next menstrual cycle you will ovulate, and how long they will last, primobolan results. You can use the progesterone cycle predictor to know when the right day is in 3 ways: 1. If you ovulate on the 2nd day of the next period, you have the right to get the progesterone and not the estrogen. 2, proviron help gyno. If you ovulate on the next day of the middle of the next cycle, you have the right to not only use the progesterone for 4 weeks after starting your estrogen replacement therapy, but also for up to 3 months after you start. 3. If you ovulate during the second day of the middle of your next cycle, I'd be very concerned, best steroid for strength. It means that the next day of your next cycle is going to be the day before your period, and your ovum will be ready. I'd then have to take progesterone in order to get that egg, best legal steroids that work. Since the estrogen is out for 3 weeks after starting estrogen replacement therapy, it would mean that you and your partner aren't getting the progesterone for that 3 or so weeks, and also that there's that potential for you to get a negative pregnancy test if the progesterone lasts too long, how long do prohormones stay in your system.