Syngenta will remove paraquat from Australia by 2027. The chemical now faces stricter rules. The Swiss firm says sales will halt once existing stocks run out.

A warning marks the herbicide now. Death or severe harm can follow tiny amounts. Farmers and bystanders face risk. Canberra’s regulator intervened after years of warnings.

Many countries already banned paraquat. Health groups called for a block on sales. No new shipments will arrive after 2027.