Details for Patent: 4,921,843

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Summary for Patent: 4,921,843

Title:	Contraception system and method
Abstract:	A method of contraception is disclosed which comprises a two-stage protocol. In the first stage, an estrogenic compound in a first composition is administered daily as the sole contraceptively active substance to a human female from about Day 2 to about Day 7 of her menstrual cycle, where Day 1 is the first day of menses. The second stage of the protocol occurs immediately thereafter during which at least one follow-up composition containing a progestin is administered daily to the same human female. The follow-up composition can contain a progestin as the sole contraceptively active ingredient, or can contain a combination of an estrogenic compound with a progestin in different weight ratios. A drug delivery system containing daily dosage units is also described.
Inventor(s):	Pasquale; Samuel A. (Basking Ridge, NJ)
Assignee:
Application Number:	07/260,447
Patent Claim Types: see list of patent claims	Use; Composition; Dosage form; Delivery; Compound;

Drugs Protected by US Patent 4,921,843

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Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Patented / Exclusive Use	Submissiondate
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