Viral and Drug Hazards in Pregnancy

Abstract
Should pregnant mothers be immunized against smallpox? Poliomyelitis? What is the incidence of fetal loss or major congenital anomalies if a pregnant woman contracts rubella? Poliomyelitis? Rubeola? Mumps? Or varicella? Is there a relationship to the time of the infection during pregnancy and congenital anomalies? Is there a higher fetal mortality associated with the use of the sulfonylurea drugs for pregnant diabetic mothers? Are progesteroids harmless to the fetus when given to a pregnant woman? Anti-thyroid drugs? Thiazides?