If a flexible screw is being used to convey the silica sand, it is important to use a screw that matches the silica sand's characteristics and other application requirements. Generally a screw with a round profile will be effective in moving a material with silica sand's features.
USES: Donepezil is used for the treatment of mild, moderate, or severe dementia associated with Alzheimer's disease. increased frequency of urination. stomach ulcers. MORE SERIOUS SIDE EFFECTS: Tacrine (Cognex), another anticholinesterase medication used in the treatment of Alzheimer's disease, is associated with liver toxicity.
ARICEPT (donepezil hydrochloride) is a reversible inhibitor of the enzyme acetylcholinesterase, known chemically as (Â±)-2, 3-dihydro-5, 6-dimethoxy-2-[[1-(phenylmethyl)-4-piperidinyl]methyl]-1Hinden- 1-one hydrochloride. Donepezil hydrochloride is commonly referred to in the pharmacological literature as E2020.