KIGALI, RWANDA —
The opening night message was clear.
“UNAIDS warns that if urgent steps are not taken, we may find ourselves back in the dismal era of 2000. We must all agree here today that we cannot go back,” Linda-Gail Bekker, a leading HIV researcher and director of the Desmond Tutu HIV Centre in South Africa, said in an impassioned rallying cry on Monday evening.
Bekker concluded the first night of the International AIDS Society conference on HIV Science in Rwanda with a somber tone informed by a decades-long rollercoaster fighting the epidemic. Her speech at the confab’s opening session took place just minutes after protestors
took to the stage
to express frustration with the global response.
Recent slashes to global HIV funding threaten to set the fight against the epidemic back by a quarter-century, to a time when life expectancy had plummeted by more than 10 years in some communities, Bekker said. A few years after the turn of the millennium, the US government formed the President’s Emergency Plan for AIDS Relief. PEPFAR has saved 26 million lives, the government has estimated.
For the past six months, though, PEPFAR has been under threat from the Trump administration.
A day after Bekker’s sobering speech, the US Senate voted on party lines to advance a bill that would
restore
a $400 million cut to PEPFAR that had been part of President Trump’s wider funding cuts. Three Republicans voted against the overall bill containing the restored PEPFAR funds, but with VP JD Vance as the tiebreaker, the bill advanced and is likely to pass the full Senate.
In a pre-conference session on Sunday, a PEPFAR leader reassured attendees that its work would carry on.
“I think it’s worthwhile saying to this audience that Secretary [of State Marco] Rubio supports PEPFAR, that this administration supports PEPFAR and the work that we do and we will continue to do,” Ingrid Katz, director for behavioral sciences for PEPFAR, said during a panel on Sunday. When reached for an interview, Katz replied in an email that she’s “not able to speak with journalists.”
But even if that $400 million remains at PEPFAR’s disposal, it doesn’t provide an immediate band-aid to the 24/7 chaos that has impacted HIV clinicians, researchers and other leaders in the field this year. Cuts to
USAID
, NIH funding and other programs will continue to be felt.
These ructions occur as control of the HIV epidemic has flatlined. The number of people who contracted HIV was about the same in 2024 as the year prior. UNAIDS estimated last week that six million more people will get HIV and four million more will die of AIDS-related causes between 2025 and 2029 “if US-supported HIV treatment and prevention services collapse entirely.” UNAIDS executive director Winnie Byanyima called it a “
ticking time bomb
.”
The timing of the PEPFAR update couldn’t be more ripe. The confab in Kigali, Rwanda, is one of the only moments this year that thousands of leaders in the HIV field have been able to convene in person to discuss the fallout and consider ways to address the pullback in critical resources.
Intended as a biennial gathering on scientific advancements, this year’s conference largely became a spotlight on all the ways the funding cuts have harmed the field. “This exciting science is almost being overshadowed by the funding cuts,” Kenneth Ngure, dean of the School of Public Health at Jomo Kenyatta University of Agriculture and Technology in Kenya, told reporters at IAS.
“This is a time for breakthroughs. However, the money is not breaking through,” Yvette Raphael, executive director of Advocates for the Prevention of HIV and AIDS, said at the meeting.
At the conference on Monday, the World Health Organization
added
Gilead’s twice-yearly PrEP injectable to its HIV prevention guidelines, and Merck
said
its once-monthly PrEP pill would enter Phase 3 in August. Gilead and Merck, plus GSK’s ViiV Healthcare, are among the few pharma companies remaining in the HIV space.
“It’s kind of become a bit of a hackneyed phrase, that we have these incredible opportunities and yet the world, the international community [and] government are not willing to take the steps necessary to realize their potential,” Tom Ellman, a southern Africa medical unit leader at Doctors Without Borders, said in an interview with
Endpoints News
on the sidelines of IAS. One of his first roles in the HIV field was here in Rwanda, shortly after the genocide in the 1990s, he said.
“That has never been more true than it is today,” Ellman said. “When I say today, I mean in this six-month period where we’ve seen these appalling, vicious cuts, not just from the US but other governments, European governments, across the board in humanitarian support.”
The resource pullbacks have rippled across the conduct of clinical trials, scientific research and delivery of treatment and prevention tools in the world’s most affected regions. Rollout of healthcare services ancillary to HIV, continuation of awareness campaigns that help build trust in communities and even the ability for some researchers to travel to conferences like this one have been damaged, leaders in the field said at various sessions at IAS.
“The effect of these cuts jeopardizes the national HIV control and reflects the fragility of our global health,” Francisco Mbofana, executive secretary of Mozambique’s National AIDS Council, said during a Tuesday panel at IAS.
The cuts have been so deep, Bekker told reporters at IAS on Tuesday, that she and her colleagues “have all struggled to get our heads around the number.”
UNAIDS said some countries have been able to intervene and increase their budgets for HIV programs.
Other leaders at IAS said the funding cuts will force the field to find places for efficiency. Technical leaders in government health departments will also need to communicate more with treasury or finance departments.
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“Technical people in health are very good at putting more and more things on the agenda to be funded. We never, ever think of what we will stop doing,” Yogan Pillay, director of HIV & TB delivery at the Gates Foundation and a former South Africa health department leader, said during an IAS panel. “Unfortunately, at this point in time, we’ve got to have a hard look at what we stop doing.”
While the funding pullback is likely to be felt for years to come, multiple HIV leaders emphasized the need to continue backing ambitious goals while also investing directly in local communities.
“We should be funding big, new ideas. We should also remove these artificial barriers of getting money to people on the ground,” Solange Baptiste, executive director of the International Treatment Preparedness Coalition, said on a panel. Local communities are the experts at delivering HIV care and prevention tools, she noted.
Editor’s note: This article was updated to note that the US Senate has voted to restore a planned $400 million cut to PEPFAR.