Investigating structural and implementation gaps in the escalating HIV epidemic through a retrospective policy analysis of the Philippine HIV response

While most of the world is steadily curbing HIV, the Philippines has become an outlier, recording one of the fastest-growing epidemics in Asia. Despite progressive legal frameworks, new infections continue to surge exponentially, particularly among young men who have sex with men and transgender women. This study analyzes the evolution of the country’s HIV response and examines systemic and policy-level barriers impeding progress. We conducted a structured narrative retrospective policy analysis, guided by the WHO Health Systems Building Blocks framework. Publicly available national laws, administrative issuances, strategic plans, surveillance reports, and donor evaluations from 1998 to 2023 were systematically identified, mapped to relevant health system domains, and thematically synthesized to assess policy intent, institutional alignment, and implementation coherence. A total of 21 key policy documents were analyzed. Findings revealed persistent weaknesses across all system domains. Governance was compromised by fragmented coordination, limited institutional authority of the Philippine National AIDS Council (PNAC), and inconsistent implementation across local government units (LGUs). Service delivery was hampered by centralized services and limited access to testing, prevention, and pre-exposure prophylaxis (PrEP). Financing was heavily donor-dependent, with only 6% of the national HIV budget allocated to prevention in 2023, a critical structural weakness that plausibly contributes to ongoing transmission. Human resources were constrained by provider shortages and stigma among health workers. Information systems showed weak surveillance and fragmented data. Sociocultural barriers, including stigma, discrimination, and conservative opposition, further impeded prevention and care. Compared to neighbors like Thailand and Cambodia, the Philippines missed critical scale-up opportunities. The worsening epidemic reflects systemic governance failures, fragmented service delivery, and sociocultural resistance. Addressing this requires reinvigorating PNAC’s authority, embedding HIV services within universal health care, ensuring sustainable financing, modernizing surveillance, expanding community-based and rights-based programs, and dismantling stigma.