Should you worry?
The ejaculation failure thing happened in about 14 percent of the patients in one study. The persistent painful boner thing is common to most drugs of that type, and shouldn't cause major problems, though can create issues in the workplace if you wrestle or teach ballroom dancing for a living.
Treating bacterial infections has been close to the hearts of sailors, businessmen and dad for years. Knowing this, the medical world wouldn't stop at just penicillin, it had to go out and create many drugs, such as Levaquin, to help battle the nasty souvenirs we get from rusty nails and drunken whores in foreign ports.
Side effects may include ...
It can turn you into a vampire.
Seriously. We mean, it can't make you immortal or bloodthirsty, but it can kill your ability to handle sunlight. It's called "phototoxicity," which is characterized by rapid, second-degree sunburns. So, basically a poor man's vampirism.
To some of us, the ones who took a lot of art in high school and play role playing board games, a side effect that makes you a little more vampiric could be cool. On the other hand, you're also courting some "ruptured tendons." So while you may think you've just become Crypt Lord Lesbos, you take a step towards the closet to put on your black velvet underwear and snap, there goes your Achilles tendon, exploding along with any hopes of ever getting laid.
Should you worry?
The bad stuff is rare and happens mainly to the elderly. If your body is a cesspool of bacteria and your doctor has prescribed you Levaquin as a result, please, please don't stop taking your pills as a result of this article. If your skin starts smoking in the sun or you suddenly start fearing crosses, call the doc and do whatever he says.
For an article about side effects that are a little more useful, check out our rundown of 5 Mental Disorders That Can Totally Get You Laid. Or if you're concerned about how you're going to pay for all of your painful-boner-giving, gambling-problem-inducing medicine, head over to the blog and see what John Edwards plans to do about it.