Of the narcotic analgesics, butorphanol is used most often in horses with colic. Butorphanol has few adverse effects on the GI tract or heart. However, when given in large doses, narcotics can cause excitement, and the horse may become unstable.
FERS Information. Congress created the Federal Employees Retirement System (FERS) in 1986, and it became effective on January 1, 1987. Since that time, new Federal civilian employees who have retirement coverage are covered by FERS.
The first of these (roughly 1973 through 1976) was caused by OPM's shift from narrati ve-style classification standards to a new approach called the Factor Evaluation System (FES). The second (roughly 1984 through 1986) resulted from a moratorium imposed by OPM (see p. 15 for a discussion of this moratoÂ­rium).