In the following days, several local cases were reported to be caused by contact with two infected Taiwanese women who attended a wedding ceremony in Zambales.

Thermal imaging equipment were installed at major airports to screen passengers coming from infected countries for flu symptoms.

[5] Non-DOH total Items in italic face are not included to the DOH official tally, but was estimated only by various news sources.

[16] On Thursday, May 21, health authorities and the RITM were able to confirm that the girl was and the first virus "carrier" through throat specimen tests, and the first A(H1N1) infected in the Philippines.

A separate European Centre for Disease Prevention and Control report dated September 9, 2009 tallied the number of deaths in the Philippines to 28.

[16] Despite the increasing number of cases of A(H1N1) in the country, Press Secretary Remonde said that the Palace is not alarmed with the sudden surge of disease in the Philippines.

[29] On the other hand, DOH shifted into policy of mitigation where patients with symptoms anomaly exhibiting swine flu will just go see a doctor.

[29] Dr. Lyndon Lee Suy, head of the Emerging and Re-emerging Infectious Diseases Program of the Department of Health (DOH), said that the Philippine government, on July 5, still cannot afford to buy mass vaccine, which is estimated to cost PhP 1,000 per dosage.

[30] He said that the elderly, among the high-risk group in the Philippines, has a population of around 3.6 million, and vaccination among them requires PhP 3.6 billion (which is a tentative equivalent for the health department's three-year budget).

[30] Dr. Lee Suy also added that the stocked 1.5 million anti-viral medicines such as Tamiflu by the DOH is not enough for possible epidemic since most of them are given free to discourage uncontrolled and panic buying.

[31] The same day, in a hearing at the Philippine House of Representatives (Congress), Health secretary Francisco Duque requested PhP 19.8 billion fund for H1N1 resistance.

On the same hand, Iloilo Representative Ferjenel Biron, also the chairman of the House Committee on Health, asked the secretary to cut its requested budget down to 10% or PhP 2 billion.

[36] The day after the confirmation of the first case in the country, the Department of Education (DepEd) indicated that classes will continue to start on June 1 as scheduled.

[41] The postponement of classes was meant to enable the students, especially those coming from abroad vacations, to monitor their health and undergo self-quarantine in case of any virus symptoms will exhibit.

[42] Classes from the elementary to the college level were suspended in various schools in the Philippines due to cases of A(H1N1) being confirmed among their population.