ADDED PROTECTION. Health Secretary Francisco Duque III administers a booster dose to vaccine expert panel chair Dr. Nina Gloriani during the ceremonial vaccination at the East Avenue Medical Center in Quezon City on Monday (Nov. 22, 2021). The government is now rolling out additional Covid-19 shots to the elderly and immunocompromised adults. (Photo courtesy of NTF Against Covid-19) MANILA - The government on Monday officially rolled out the first phase of additional and booster shots administration to senior citizens and immunocompromised individuals. The provision of additional doses will benefit about 8.2 million elderly (A2) and 8.4 million adults with comorbidities (A3). In a media briefing, Department of Health (DOH) Secretary Francisco Duque III said the second phase of the booster vaccination will include the entire A3 category. For now, only those in an immunodeficiency state, with human immunodeficiency virus or active cancer or malignancy, transplant patients, and those unde