Test/examination	Frequency	Comment
Men	History and physical	Every three to four months for the first year, then annually	—
	Testosterone levels	Until stable normal range	Only necessary with injections
	Liver function	Every three to six months	Only necessary with oral preparations
	Prostate-specific antigen	Every six to 12 months	Annually, if unchanging
	Digital rectal examination	Every six to 12 months	Annually, if unchanging
	Lipids	Annually	—
	Hematocrit	Every six months for 18 months, then annually	Discontinue treatment if there is more than a 50 percent rise.
Women	History and physical	Every six months (including breast examination)	Watch for virilization in skin, hair, and genitals.
	Lipid levels	Annually	—
	Complete blood cell count	Annually	—
	Mammography	Annually	—
	Endometrial ultrasonography	Annually	—