Can tetracycline delay periodsTetracycline is a broad spectrum antibiotic used to treat . . This delay can last anywhere from a few . . . . . . . right? *** I . . . . . . . The withdrawl method is not an effective method of . Antibiotics can be prescribed for women for a variety of reasons. . . This medication can delay your period, however the fact that you had sex could possibly mean that you are pregnant. . Missed periods can be the result of undergoing stress, which can throw off the norma... more