Amygdalin is hydrolysed by two enzymes (amygdalin hydrolase and prunasin hydrolase) most efficiently in crushed, moistened kernels, causing the formation of HCN and glucoseAn antidotal mixture of inhaled amyl nitrate and intravenous sodium nitrite and sodium thiosulfate will often be indicated. The IPCS/CEC (1993) evaluation of antidotes for cyanid