The medicine you give your pet may be worse than uselessS  When
pets get sick, we're often willing to spend a lot of money to
help them get well — we'll pay for expensive tests, medicine,
and even surgery if it helps our furry pals play with us again.
But one investigator found that there's not much evidence for
the effectiveness of commonly-prescribed medications for
animals.  Over at Medium, science writer Peter Aldhous describes
what he's gone through to help his aging dog Kaleb deal with
joint damage and pain in his hips. But the more he researched
the drugs his dog was taking, the more suspicious he got.
Writes Aldhous:  There's scant evidence that either the
supplements or the painkillers are doing much to ease Kaleb's
suffering. There is a treatment that clearly could do some good:
a non-steroidal anti-inflammatory drug, or NSAID. But we'd
rejected that after discussion with his vet a year or so ago
because of fears—possibly overblown—that it might damage his
kidneys.  If you have a pet, this should b