Finasteride was originally developed by the pharmaceutical company Merck as a drug (Proscar) to treat enlarged prostate glands. During the trials on men with prostate problems, researchers noted an intriguing side effect: hair growth.
Rison Info. Rison, Arkansas is located in Cleveland County. Zip codes in Rison, AR include 71665. The median home price in Rison is $22 which is roughly $22/per square foot. More Rison information.
Citizens petitioned for a change of name and in 1885 it was renamed Cleveland County in honor of Grover Cleveland, who had just been elected president of the United States. The county seat is Rison. Timber is the leading industry in the county. The Saline River was used for shipping logs before the railroads came to the county in 1881. The county has extended its economic base to produce tomatoes, broiler chicks and cattle. Rison is at the center of an estimated 15-by-6 mile iron deposit containing as much as 42% magnetite. The Saline River, a scenic river, runs through the county that also provides excellent fishing and floating.