[3] On World AIDS Day, 1 December 2009, Moyen said that the percentage of the population infected with HIV had fallen by 0.9% to 3.2% over the preceding six years.
[4] Following a deadly 2010 outbreak of polio—a disease that had not been recorded in Congo-Brazzaville for the previous 10 years—Moyen oversaw a mass vaccination campaign, performed in stages in September 2010 and December 2010.
[5][6] Additionally, Moyen launched a nationwide measles vaccination campaign on 20 December 2010 for children between the ages of nine months and five years.
[12] Speaking on 30 June 2014, Moyen stressed that the preservation of peace was the key principle guiding Sassou Nguesso's policies, leading to his "constant involvement in the search for dialogue in international relations and in the pursuit of national unity".
[13] After Sassou Nguesso's victory in the March 2016 presidential election, he appointed Bruno Itoua to replace Moyen as Minister of Higher Education on 30 April 2016.