Something used to cure the effects of cyanide poisoning.

An autopsy found she died of potassium cyanide poisoning.

High stomach acidity thus helps cyanide ions to become more bioavailable, increasing the likelihood of cyanide poisoning.

Carbon monoxide poisoning or cyanide poisoning can also be accompanied by release of troponins due to hypoxic cardiotoxic effects.

In cyanide poisoning, the body can not utilize oxygen, so the venous blood remains oxygenated, increasing the redness.