Syngenta will phase out paraquat from Australia by 2027. The chemical now faces tighter rules. The Swiss firm says sales will stop once existing stocks run out.

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

Several countries already banned paraquat. Health groups pushed for a block on sales. No new shipments will reach after 2027.