Kidney stone disease. (Redirected from Ureteral colic) Kidney stone disease, also known as urolithiasis, is when a solid piece of material (kidney stone) occurs in the urinary tract. Kidney stones typically form in the kidney and leave the body in the urine stream. A small stone may pass without causing symptoms.
The move, which would not come to fruition until Cialis loses patent protection in the United States and Europe in 2017, would allow men to buy the drug without having to first visit a doctor for a prescription, the New York Times reported.
The drug is Pfizer's sixth most selling medicine, with global sales of $2 billion. In the US, Pfizer's patent rights on Viagra were originally set to expire in 2012. But when generic companies moved to enter the market, Pfizer piled on a method-of-use patent over the same drug, set to expire in 2019.he Canadian Supreme Court has ruled 7-0 the company should have its patent taken away because the drug company attempted to game the system, grabbing a patent without disclosing what their invention really was.