Hi, i\\\’m a 32 yo man (85kg X 1.82cm) i whould like to do a stack of 10mg Rad 140 + s23 (still dont know how to dose) + 10 mg of cardarine for 8 weeks…. so… i must have nearby a pct and id like to know if i must take the pct just at the end of the cylcle or during the cycle too?! PS:if you can give me some advice i would be grateful!! on cylce and on pct ! thanks .