Tuberculosis (TB) remains one of the world’s deadliest infectious diseases, with the World Health Organization (WHO) estimating that about 10 million people contract the illness each year. Mycobacterium tuberculosis, the bacteria that cause TB, is currently latent in an estimated 2 billion people worldwide, more than 25% of the global population. While TB affects people globally, the disease has an outsized impact on lower-middle-income countries like the Philippines, where socioeconomic challenges hinder access to treatment and prevention.

The Burden in the Philippines

The Philippines has one of the highest TB incidence rates in Southeast Asia. In 2023, approximately 37,000 people in the country died from TB out of the 739,000 who were diagnosed. This places the national incidence rate more than six times the regional average. The WHO classifies the Philippines as a “high burden” country for multidrug-resistant TB (MDR-TB) and TB/HIV co-infection. Despite recent economic growth, the Philippines remains classified as a lower-middle-income country by the World Bank, with a poverty rate of 15.5% in 2023. TB-related mortality and infection remain elevated, particularly in urban slums, prisons and overcrowded housing environments that allow the bacteria to spread quickly through close human contact.

Link Between Poverty and Infection

TB transmission in the Philippines is not strongly correlated with national wealth, as countries with smaller economies like Cambodia and Laos report fewer cases. Instead, population density, limited health infrastructure and barriers to treatment access help explain the high infection rate. Many patients cannot afford to miss work to complete the full six-month treatment regimen. A 2016–2017 national survey found that 42.4% of TB-affected households spent more than 20% of their annual income on treatment. TB is preventable and curable, but treatment gaps continue to affect the poorest populations most. Patients who cannot access affordable health care risk worsening infections and higher transmission rates. The burden is particularly severe for those with MDR-TB, which requires longer, more expensive treatment courses. TB/HIV co-infection further complicates recovery, especially in vulnerable communities.

Addressing Social Determinants

According to WHO Director-General Dr. Tedros Adhanom Ghebreyesus, “TB is the definitive disease of deprivation.” In this context, tackling TB in the Philippines means improving access to nutrition, housing, education and affordable health care—factors that directly influence disease outcomes.

The Filipino government provides public TB treatment programs, but implementation remains challenging. Many affected individuals cannot afford to complete treatment. In 2024, the U.S. Agency for International Development (USAID) committed $10 million to TB testing and prevention efforts in the Philippines. NGOs like the Global Fund and Doctors Without Borders continue to support screening, awareness and treatment in high-risk communities.

Drug Resistance and the Need for Global Action

Treatment success rates in the Philippines remain below 60%, largely due to the rising prevalence of drug-resistant TB. According to the U.S. National Institutes of Health, emerging TB strains that resist standard antibiotics threaten to undo decades of progress in global TB control. Without sustained investment, the spread of MDR-TB could escalate, placing additional pressure on health care systems.

Looking Ahead

Addressing tuberculosis (TB) in the Philippines necessitates a comprehensive strategy that emphasizes early detection, affordable treatment and community-based care. Enhancing surveillance systems, deploying mobile clinics and integrating TB programs into primary health care networks could improve treatment adherence. Expanding support for individuals living in poverty is also crucial.

According to the World Bank, the treatment success rate for new and relapse TB cases in the Philippines was 78% in 2022, which is below the global average of 88% reported by the World Health Organization. This underscores the need for targeted interventions to improve treatment outcomes.

International partnerships, combined with sustained political commitment, offer an opportunity to reduce TB-related deaths and transmission in the Philippines. While challenges remain, comprehensive efforts focused on health care and poverty reduction could improve outcomes for thousands of Filipinos each year.

– Maxwell Marcello

Maxwell is based in Pittsburgh, PA, USA and focuses on Global Health for The Borgen Project.

Photo: Flickr