Is Ambien a Controlled Substance? AmbienÂ® (zolpidem tartrate) is a prescription sleep medication. Like many other sleep medications, it is a controlled substance in the United States. Officially, it is classified as a Schedule IV controlled substance.
Horses commonly live to be 25 â 35 years old, and horse ages translate into human ages almost linearly, but with major differences in age equivalents as babies where mature at a rate far faster than humans, reaching pony puberty by age two: Horse age Human age. 1 year 6 years. 2 years 13 years. 3 years 18 years.
In my experience the lifespan of the average racehorse is the same as any other type of horse, 25-30 years. The majority retire from racing before age 10 so it's very important for these horses to have a 2nd career.