Can cause sores, rashes, dementia, or blindness.
a. syphilis.
b. gonorrhea.
c. crabs.
d. hpv.
e. chlamydia.
f. trichomoniasis.
g. genital herpes

Syphilis can cause sores, rashes, dementia, or blindness. 

Your dog can sniff at or even eat a bit of catnip. the herb is edible and not harmful. just don't expect them to roll around like a cat would! your dog may scrutinize catnip by licking and smelling at it, or be totally indifferent to this stimulant.