- Females of childbearing potential (FCBP) must have a negative serum or urine pregnancy test with a sensitivity of at least 50 mIU/mL (milli-International units per milliliter) within 10-14 days prior to and again within 24 hours of starting PF-03084014 and must either commit to continued abstinence from heterosexual intercourse or begin TWO acceptable barrier methods of birth control AT THE SAME TIME, at least 28 days before she starts taking PF-03084014, during receipt of PF-03084014, and 6 months after discontinuation of PF-03084014; FCBP must also agree to ongoing pregnancy testing; men must agree to use a latex condom during sexual contact with a FCBP even if they have had a successful vasectomy