If you are physically fit and get a regular morning glory, then a half of one 50mg sildenafil tablet is more than enough. During my 3 hour stint with two ladies and a group of guys the other day, I took half 30 minutes before and the other half 1 and 1/2 hours in.
Just right, to keep everything working properly. I'm a senior and need a little assistance to keep things up and in action for a longer duration punt.
The fella in the paper looks like he might have a drink or circulation problem, red nose and wearing a duffle coat. Flippin' eck, I stopped wearing mine when it went out of fashion years ago.