Diazepam is the generic name for Valium, a prescription drug doctors prescribe to treat symptoms of anxiety disorders. Anxiety disorders include generalized anxiety disorder (GAD) , panic disorder, and obsessive-compulsive disorder (OCD) .
Dilwale Dulhania Le Jayenge was one of only three Hindi films in the reference book 1001 Movies You Must See Before You Die, and was placed twelfth on the British Film Institute's list of top Indian films of all time. It is the longest-running film in the history of Indian cinema.
According to Wikipedia, which is wrong, Berlin Alexanderplatz (931 minutes or 15 hours) was the longest film. Other long films include Shoah (566 minutes, or nine hours) and Evolution of a Filipino Family (643 minutes, or 11 hours).