Tri-Previfem contains two hormones, norgestimate and ethinyl estradiol, which belong to a gaggle of prescription drugs known as hormonal contraceptives. These hormones prevent pregnancy by halting ovulation and by altering cervical mucus as well as lining of your uterus to stop sperm from getting into. Colesevelam, a bile acid sequestrant, https://josephd040mrx3.wikidirective.com/user