Yemen's internationally recognised government is warning that hospitals in Taiz — the country's third-largest city — face imminent shutdown as Houthi forces maintain a siege that has cut all major supply routes since early October 2024. The Ministry of Public Health says medicines, intravenous fluids, and fuel at health facilities are "nearing depletion," threatening emergency care, surgery, intensive care, dialysis, and neonatal services. The chokepoint was military. In September, Houthi forces launched a coastal offensive in Taiz governorate, capturing the port city of Mocha. By October 4, they had taken At Turbah, severing the last main road between Taiz city and other government-held territory. What had been a partial blockade since 2016 became a full encirclement. Nabil Jamil, the governorate's planning director, told Al Jazeera the current siege is "more comprehensive and its impact more severe than in 2015." The numbers define the scale: approximately 2.8 million people live in government-held areas of the governorate, plus 200,000 recently displaced. Black-market petrol has tripled from 30,000 to 90,000 Yemeni riyals per 20-litre container — $19 to $58. Fuel shortages cascade into every other system: electricity generators fail, ambulances stop running, cold chains for vaccines and medicines break down. The siege is a textbook extraction mechanism. The Houthi blockade converts civilian suffering into military leverage, forcing government forces and international actors to negotiate from desperation. No goods flow in, no patients flow out. The cost falls entirely on the civilian population — patients requiring dialysis, pregnant women, newborns in intensive care — while the armed group that controls the chokepoint bears none of it. A Saudi-backed government counteroffensive launched in early October has not broken the encirclement. The UN refugee agency and WHO have issued warnings, but Jamil's assessment is blunt: "We are still waiting for a response or intervention on the ground." The ministry has called on the UN and humanitarian organisations to deliver medicines, oxygen, IV fluids, and fuel directly, warning that "every delay increases the risk of service interruption and loss of life." The Houthis, an Iran-backed armed group that seized Sanaa in 2014, have a demonstrated pattern of using civilian infrastructure as a pressure tool. Taiz endured a devastating siege in 2015-2016 before it was partially broken. A 2024 agreement to reopen an eastern route collapsed when fighting resumed. The cycle — siege, negotiation, partial opening, renewed siege — has repeated for nearly a decade with increasing severity each iteration. Nabil Sharyan, a Yemeni lawyer heading the Justice for Rights and Development Organization, framed the core principle: "Civilians must never be turned into a means of exerting pressure in any conflict." That principle is being violated in real time, and the international response architecture has not produced a mechanism to enforce it.