Liquent Inc., of Horsham, has been acquired by Parexel International Corp. for $72 million in cash.
Founded in 1994, Liquent develops software that helps more than 200 biopharmaceutical and life-sciences companies manage their regulatory submissions and product registrations. It has about 300 employees at offices in the United Kingdom, Germany and India and about 100 at its Montgomery County headquarters.
Parexel, of Waltham, Mass., also provides a variety of services to the life-sciences industry, including clinical-trials management, biostatistical analysis, and medical communications.



