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.
Now into the 28th season of its record-breaking run, The Simpsons holds the distinct honor of being the most televised primetime show ever. The Fox series broke the record seven seasons prior, which had been set by CBS western Gunsmoke in its run from 1955-1975, for a total of 20 seasons. In addition to this, The Simpsons is also the longest running animated series in U.S. history.