(In Nov. 22 story, corrects list price of Pfizer's drug to about $268,000 from $225,000 in paragraph 3) (Reuters) -The U.S. Food and Drug Administration has approved BridgeBio's drug for a rare and deadly heart condition,

BridgeBio Pharma Inc. jumped in premarket trading after its drug got US regulators’ nod to treat a deadly form of heart disease, paving the way for head-to-head competition with medications from Pfizer Inc.

The Food and Drug Administration approved on Friday a new medicine from BridgeBio for patients with a progressive heart disease — the first new treatment for the condition in over five years and the company’s first significant commercial product. The drug, known scientifically as acoramidis, will be sold by BridgeBio under the brand name Attruby.