Buy Pfizer Genotropin Pen in the UK
Buy Pfizer Genotropin 12mg / 36iu Pen In the Uk
Each pen contains:
36 iu of somatropin ( human growth hormone)
The pen has a built-in chamber of water and powder, when the pen is activated (explained below); the water shall mix into the chamber of powder and the user must swirl the pen slowly (avoid heavy shaking) for ten-twenty seconds until the chamber is see-through.