vitamin K

Synthetic cannabinoids are sometimes mixed with rat poison, which causes uncontrollable bleeding. So, as it turns out, the neighborhood drug dealer might not be a completely trustworthy individual.
Warfarin, a drug that prevents blood from clotting, has long been used for those at high risk of clots, and thus at an increased risk of stroke and other ills. A recent study indicates that not only is warfarin effective for that purpose, its use might also protect against cancer.  
It s hard to believe, but some parents are refusing to let their newborn babies receive injections of vitamin K, according to the CDC a practice that the American Academy of Pediatrics has recommended for over 50 years.