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What does XR stand for?

XR stands for Extended-Release (pharmaceuticals)

This definition appears very frequently and is found in the following Acronym Finder categories:

  • Science, medicine, engineering, etc.

See other definitions of XR

Other Resources:
We have 3 other meanings of XR in our Acronym Attic

Samples in periodicals archive:

Clinical cure of uncomplicated urinary tract infection was achieved at days 4-11 among 95% of 198 women who were treated with 500 mg of extended-release ciprofloxacin once daily for 3 days, compared with 93% of 220 women treated with 250 mg of immediate-release ciprofloxacin twice daily for 3 days.