Progesta 400 is a pharmaceutical product containing 400mg of progesterone in the form of vaginal pessaries. Each box contains 15 pessaries designed for vaginal or rectal administration to supplement or replace progesterone levels in various therapeutic situations. The product comes in a professionally designed white box with purple accents and branding. Each pessary contains 400mg of natural progesterone as the active ingredient. The pessaries are formulated to dissolve gradually for controlled release of the medication. This product is commonly used in assisted reproductive technology treatments and cases where progesterone supplementation is required.