Complex sentence: Despite having been on the market for decades and facing no known ingredient shortages, the market price for the generic version of doxycycline increased in price in the United States by 9,245% between October 2013 and April 2014.
Split into simpler sentences: Despite having been on the market for decades and facing no known ingredient shortages, the market price for the generic version of doxycycline dramatically increased in price in the United States in 2013 and 2014. It was reported that the cost rose by 9,245% between October 2013 and April 2014.