CPX

CPX may refer to:


 * Benjamín Rivera Noriega Airport (IATA code), Puerto Rico
 * 8-Cyclopentyl-1,3-dimethylxanthine, a drug
 * Ciclopirox, a antifungal drug
 * Clinical performance exam, formally objective structured clinical examination, a prerequisite to working in various health care fields
 * Clinopyroxene, monoclinic pyroxene, an igneous and metamorphic mineral
 * The Centre for Public Christianity (CPX) is a not-for-profit media company that offers a Christian perspective on contemporary life.
 * Control Panel eXtension modules of Atari ST computers
 * CPX Test; Cardiopulmonary Exercise Test, or Cardiac stress test