Contraceptive composition
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United States of America Patent
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Feb 21, 1984
Grant Date -
N/A
app pub date -
Jun 25, 1982
filing date -
Jun 25, 1982
priority date (Note) -
Expired
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Abstract
A contraceptive composition for vaginal administration which contains a salt of a sulfonated styrene polymer and a pharmaceutically acceptable carrier. Effective polymers have a degree of substitution of from about 0.7 to 1.3 and an average molecular weight of between 600 and 7,000,000.
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