PNG Slashes Malaria Deaths by 92% Without a Single Vaccine

Here’s a story that challenges everything we think we know about fighting disease: Papua New Guinea just cut its malaria death rate from 13 per 100,000 people down to just 1. That’s a 92% drop. And they did it with no vaccine at all—only better testing, smarter treatment, and an old-school approach to prevention that actually works.

The numbers tell a stunning story of redemption. Back in 2000, malaria was a death sentence for about 700 Papua New Guineans annually. By last year, that fell to 148. In Morobe, the country’s most populous province, only 66 people died of malaria in that same period. These aren’t abstract statistics; they represent families that got to keep their loved ones.

PNG has been shouldering an outsized burden for the region. The country accounts for roughly 90% of all malaria cases in the Western Pacific region, which means solving this problem here has ripple effects across the entire region. The turning point came when the country rolled out expanded rapid diagnostic testing paired with Artemesinin Combination Therapies. When case counts hit their peak at 913,701 in 2023—the highest since 2012—it looked like the crisis was spiraling. Instead, it became the inflection point.

Lucy Dally, the country’s malaria coordinator, unveiled this progress at the Morobe Health Authority 2025 Review Meeting, and her framing matters:“The decrease in malaria-related deaths is due to different parties working together. The surveillance team picks up information and informs the malaria team, who then takes action.”This isn’t about one hero intervention or a silver bullet. It’s about coordination, data flow, and teams actually listening to each other.

The strategy moving forward is ambitious. Papua New Guinea is aiming to reduce cases by 63% and deaths by 95% while getting 95% of residents sleeping under insecticide-treated nets. This year alone, provincial health teams distributed nets, medicines, and test kits to 60 different health centers across the country. It’s unglamorous work—no headlines, no breakthrough announcements—but the results speak for themselves.

What PNG has proved is that you don’t need a vaccine to win against malaria. You need surveillance that works, treatment that’s accessible, prevention that reaches people, and institutions that communicate. That’s not revolutionary science; it’s just public health done right.