There are many types of estrogen therapy in many different forms -- pills, patches, suppositories, and more. The best type of hormone replacement therapy (HRT) depends on your health, your ...

The combination pill is a type of birth control pill that contains both estrogen and progestin, which are two hormones used to prevent pregnancy. Many brands of combination pills are available ...

There have been two major trends in Pill pharmacology: a reduction in the estrogen dose and a change in the progesterone formulation. The earliest oral contraceptives contained 150 micrograms of ...