Health and Science Correspondent WASHINGTON, Aug 7 (Reuters) - An Alzheimer's pill that helps slow the brain damage caused by the disease may also protect against the effects of nerve gases and pesticides, U.S. researchers reported on Monday. They said the drug, marketed under the name Reminyl and Razadyne, completely protected guinea pigs against the nerve agents soman and sarin, as well as toxic amounts of pesticides. They gave the animals high doses of the poisons and treated them with Reminyl, known generically as galantamine, along with atropine, often given as an antidote for organophospate pesticides such as paraoxon. "To...