Zoloft (sertraline) is an antidepressant in a group of drugs called selective serotonin reuptake inhibitors (SSRIs). The way sertraline works is still not fully understood. It is thought to positively affect communication between nerve cells in the central nervous system and/or restore chemical balance in the brain.
Montana's current nighttime speed limits are 65 m.p.h. on Interstates and 55 m.p.h. on two-lane highways, and those are not affected by the court's ruling.
States have jurisdiction over speed limits. Enforcement varies, from warning (e.g., Nebraska) to fines to jail (e.g., Wyoming above 100 mph). Typically, ~5 mph over in speed limit zones 50 mph and under and ~10 mph in zones 55 mph and over (highway speeds) Usually up to 5 mph over.; can be as little as 1 mph.