Yep!

It is important to note that this will, in turn, cause a surge in testosterone levels, which may be very dysphoric and unpleasant for patients.

Have a look at A Gender-Affirming Approach to Fertility Care for Transgender and Gender-Diverse Patients. Sperm production can usually be restarted with human chorionic gonadotropin, Raloxifene, or Clomifene.