Nicox is a French biopharmaceutical company based in Sophia Antipolis science park in Antibes. Its shares are traded on the French stock exchange EUR Euronext Paris under the ticker symbol COX and the French CAC Small listed. First shareholder with 25 % of the share capital OppenheimerFunds Inc., a subsidiary of the insurance undertaking Massachusetts Mutual Life Insurance Company. The market capitalization of the company amounted to $ 1.2 billion in April 2006. A research institute is located in Bresso in Italy, Nicox also conducts research on behalf of other pharmaceutical companies like Merck and Pfizer.

The company is engaged in the medical use of nitric oxide and developed a the no longer in commercial preparation Vioxx ® comparable anti-inflammatory drug for the treatment of osteoarthritis, whose launch is targeted for 2010. In development are also drugs against diabetes and to heart disease. Louis J. Ignarro, a Nobel Laureate in 1998 for medicine, a member of the scientific committee of the company.