PROVERA

Pharmacokinetics The pharmacokinetics of MPA were determined in 20 postmenopausal women following a single-dose administration of eight PROVERA 2.5 mg tablets or a single administration of two PROVERA 10 mg tablets under fasting conditions. In another study, the steady-state pharmacokinetics of MPA were determined under fasting conditions in 30 postmenopausal women following daily administration of one PROVERA 10 mg tablet for 7 days. In both studies, MPA was quantified in serum using a validate...

CLINICAL STUDIES Effects on the Endometrium In a 3-year, double-blind, placebo-controlled study of 356 nonhysterectomized, postmenopausal women between 45 and 64 years of age randomized to receive placebo (n=119), 0.625 mg conjugated estrogen only (n=119), or 0.625 mg conjugated estrogen plus cyclic PROVERA (n=118), results showed a reduced risk of endometrial hyperplasia in the treatment group receiving 10 mg PROVERA plus 0.625 mg conjugated estrogens compared to the group receiving 0.625 mg conjugated estrogens only. See Table 2 . Table 2. Number (%) of Endometrial Biopsy Changes Since Basel...

ADVERSE REACTIONS See BOXED WARNINGS , WARNINGS , and PRECAUTIONS . Because clinical trials are conducted under widely varying conditions, adverse reaction rates observed in the clinical trials of a drug cannot be directly compared to rates in the clinical trials of another drug and may not reflect the rates observed in practice. The following adverse reactions have been reported in women taking PROVERA tablets, without concomitant estrogens treatment: 1. Genitourinary system Abnormal uterine bl...

CONTRAINDICATIONS PROVERA is contraindicated in women with any of the following conditions: 1. Undiagnosed abnormal genital bleeding. 2. Known, suspected, or history of breast cancer. 3. Known or suspected estrogen- or progesterone-dependent neoplasia. 4. Active DVT, PE, or a history of these conditions 5. Active arterial thromboembolic disease (for example, stroke and MI), or a history of these c...