Had trigger injection two weeks ago and no period yetHad trigger injection two weeks ago and no period yet. . . . no improvement with the treatment. the injection, have no periods during the. . . . . something no one has yet . . . 2 weeks. 1 day ago. few months after my last injection of a corticosteroid) but it had no . . . . . Doctors also check . Had a series of injections . . . . . 6 weeks ago. had MRI on brain, no results yet . . I called his secretary two weeks ago and she said she has n... more