An intravaginal bio-erodible microbicidal barrier device. The device comprises (a) at least one micronized compound selected from the group consisting of cellulose acetate phthalate and hydroxypropylmethylcellulose phthalate, and (b) at least one pectin, such as an apple pectin, and optionally at least...http://www.google.es/patents/US6596297?utm_source=gb-gplus-sharePatente US6596297 - Biodegradable microbicidal vaginal barrier device
