The screening applies to every active-duty and reserve service member age 30 and older, a population of about 2 million. But the guidance the Defense Health Agency issued this week says the numbers to be screened, tested, diagnosed and treated "are not currently known," and no prior guidance projected them.
Mandatory testing for male service members over 30 is restored after guidance was rescinded earlier this month.
Specialists at an FDA public workshop cautioned on Thursday that key questions about testosterone therapy's long-term safety remain unanswered.
The Pentagon posted new guidance on Thursday for mandatory testosterone deficiency screening among male service members over age 30 in active duty or in the reserves.
The Pentagon has rolled out formal guidance for mandatory testosterone testing for male service members 30 and older
Newly updated guidelines would test male service members aged 30 and over for low testosterone. Rules for females will be released later, officials said.
The War Department released clinical practice guidelines for medical professionals across the force on how to evaluate and treat potential testosterone deficiencies in male warfighters.
The Pentagon has temporarily rescinded its new guidance for testosterone screening one day after making it public.