Do spermicide condoms work? Pros and cons Are Durex, Trojan Magnum, and SKYN Condoms Unsafe Due to Nitrosamines, Spermicides, and Parabens? Fact Crescendo Lubricants Which Can Negatively Effect Sperm Male Infertility Guide Her Pleasure + Spermicide Spermicidal Lubricated Condoms Trojan Are Durex, Trojan Magnum, and SKYN Condoms Unsafe Due to Nitrosamines, Spermicides, and Parabens? Fact Crescendo Ultra Ribbed + Spermicide Textured Lubricated Condoms Trojan