Please help improve the article with a good introductory style. (October 2009) (Learn how and when to remove this template message) A molecular probe is a group of atoms or molecules used in molecular biology or chemistry to study the properties of other molecules or structures.
Several medications are approved by the U.S. Food and Drug Administration to treat symptoms of Alzheimer's. Donepezil (AriceptÂ®), rivastigmine (ExelonÂ®), and galantamine (RazadyneÂ®) are used to treat mild to moderate Alzheimer's (donepezil can be used for severe Alzheimer's as well). Memantine (NamendaÂ®), is used to treat moderate to severe Alzheimer's.
View. comments. Leading pharmaceutical companies are 'giving up' on a cure for Alzheimer's after the failure of several high-profile trials. Drug firms are scaling down the search for new Alzheimer's treatments after spending millions on late-stage trials which have collapsed in the past five years. Last month Pfizer and Johnson & Johnson pulled the plug on the experimental drug bapineuzumab after the failure of two high-profile clinical trials.