Although diaphragms (the most effective method at the time) were apparently hard to find even in the late 1930s, (9) a tin of spermicidal
foam power was sold for 3/6d.
activity of Azadirachta indica (neem) leaf extract.
Peroxidative breakdown of phospholipids in human spermatozoa: Spermicidal
effect of fatty acid peroxides and protective action of seminal plasma.
A composite extract of 50% ethanolic leaf extract of Achyranthes aspera and Stephania her-nandifolia possess contraceptive and spermicidal
activity in male rats (Paul et al.
Gautam Pangu of Pennsylvania based Vindico NanoBioTechnology, is developing a dual-action topical gel with spermicidal
and therapeutic properties based on a nanoparticle platform called the polymersome.
1975 Esquire endorses the spermicidal
effects of jockstraps.
It was believed that the ingredients of Coca-Cola made it spermicidal
and that a 'shake and shoot' application of the classic stuff would protect against unwanted pregnancies.
Reference: "The Spermicidal
Potency of Coca-Cola and Pepsi-Cola," C.
18) in which a child and her parents sued the manufacturer of a spermicidal
contraceptive jelly for birth defects they alleged had resulted from its use.
The most common devices include 1) male condoms (a polyurethane sheath that fits over the penis), 2) female condoms (a polyurethane sheath that fits into the vagina), 3) vaginal sponge (disk-shaped polyurethane device that contains spermicide), 4) spermicide alone (foam, cream, film, or suppositories with spermicidal
properties), and 5) diaphragms and cervical caps (dome-shaped rubber disks the cover the anterior vagina creating a barrier to prevent sperm from entering the cervix).
24) This RJD's active ingredient is the spermicidal
copper wire wound around the short arms of the device.
Rawat MSM, Negi DS, Pant G, Panwer MS (1986) Spermicidal
activity and chemical investigation of Albizia chinensis.