Have you experienced much atrophy or not(regardless of sex - yes it will lower sperm count on cycle as your HPTA is completely shut down)?? If you haven't just take 250iu x wkly, if you have experienced atrophy(notably significant) do 250iu 3x a wk...

Have you tried altering your diet and training program to get outta this platuau?? Diet and training will dictate your gains(it sounds as if your not eating enough! What's your macro split and TDEE?