A convicted drug lord has died of various illnesses, jail officials said on Friday.  

Vicente Sy died after a cardiac arrest while waiting to be admitted at a hospital in Muntinlupa City, the Bureau of Corrections told reporters in a VIber message. 

Before that, he had difficulty breathing and suffered a stroke. 

Mr. Sy is a witness against Senator Leila M. de Lima, who is facing drug traffkcing charges. 

Justice Secretary Menardo I. Guevarra said Mr. Sy had testified in the criminal cases and had been cross-examined. “His death will not have any impact on the prosecution of the cases,” he told reporters in a Viber group message. — Bianca Angelica D. Añago