Prescribing for the pregnant, drug use in pregnancy ,teratogenicity, wilson’s 6 principles of teratogenesis, thalidomide catastrophe, Categories A, B, C, D, X, breast feeding and medication, drugs, retinoids, antineoplastics, anticonvulsants, anticoagulants, hormones, antibiotics, psychotropics, antifungals, antivirals, antiparasitics, cardiovascular drugs , asthma drugs, analgesics, thyroid drugs, vaccines, alcohol, smoking, coffee, conclusions.