This product should not usually be used for an ongoing cough from smoking or long-term breathing problems (e.g., chronic bronchitis, emphysema) unless directed by your doctor. This product contains dextromethorphan. It is a cough suppressant that works by decreasing the feeling of needing to cough.
While drivers. aged 85 and older have the highest rate of death per mile driven, drivers aged 16-17 have. the highest rate of involvement in crashes that result in the death of occupants of other. vehicles or non-motorists (Tefft, 2008).
According to the US DOT Federal Highway Administration, the average annual miles per vehicle is 12,334 per year. This is based on a total annual miles traveled (3,049,047 mill â¦ ion) divided by the total number of vehicle registrations (247 million). The average annual distance driven per car in the USA is given as 17862 km (11099 miles).