"Women of Childbearing age Should Not Be involved in the Mixing, Loading or application or Carbaryl. In two experiments, one of them conducted by Union Carbine, pregnant dogs were administered carbaryl at doses ranging from 3 t- 50 milligrams per kilogram of body weight per day throughout the gestation period. In the first experiment, birth defects were seen in 11.6% of the pups compared to zero in the control group. The second experiment also resulted in stillbirths and defects. However, the EPA determined that the studies were flawed. In 1984 they ordered a repeat of the experiments and a new precautionary statement. Sevin products used for flea control on animals must now bear the warning: "Do not use this product on pregnant dogs."
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