It is a diuretic and might help remove the extra fluid, eventhough it won't increase circulation. The first medication that was suggested to me for sleep and pain relief was nortriptyline. I take it at bedtime.
You didn't specify prime time or American shows or cable or syndication or anything, so generally speaking, the American soap opera, Guiding Light may be the TV show with the most scripted episodes at 18,262 episodes. Technically it's more since it was on the radio for 15 years prior it moving to TV.
Ten Longest-Running Game Shows on American TVs. 10. To Tell the Truth. Created by Bob Stewart, several versions of the show have been aired over a total of 25 seasons, though the original version from 1956 to 1968 aired 12 seasons.