DES
What is DES? Diethylstilbestrol (DES) is a synthetic (man-made) hormone. It is the most potent estrogenic compound known – more powerful than natural estrogen. It is one of the general…

Birth Defect Research for Children
The National Birth Defect Registry needs families like yours. By joining, you help researchers find causes, prevent future cases, and improve treatments.
What is DES? Diethylstilbestrol (DES) is a synthetic (man-made) hormone. It is the most potent estrogenic compound known – more powerful than natural estrogen. It is one of the general…
What is DDT? DDT is a cheap, persistent man-made organochlorine pesticide that is used in Third World countries for the control of malarial mosquitoes. DDT is soluble in organic solvents…
What is Benzene? Benzene is a clear, colorless liquid, highly flammable at room temperature. It is a natural component of crude and refined petroleum. Benzene vapor is heavier than air…
What is Arsenic? Arsenic is a naturally occurring element in the earth’s crust. Pure arsenic is a gray colored metal. Inorganic arsenic is found combined with other elements such as…
What is Accutane (Isotretinoin)? Accutane (manufactured by Roche Laboratories) is the trade name for isotretinoin. The manufacturer recommends that this powerful, and very popular, prescription drug only be used in…

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