Can you take Angong Niuhuang Pills for kidney failure?

It is not recommended to take Angong Niuhuang Pills for kidney failure, and some of the herbs in Angong Niuhuang Pills will increase the risk of mercury poisoning to the liver and kidneys.
Angong Niuhuang Pills contains vermilion sand, andrographis and other herbs, and there are mercury, arsenic sulfide and other heavy metal inorganic salts compounds in the finished product, so patients should not take Angong Niuhuang Pills for a long time, especially for patients with decreased liver and kidney function and elderly patients, to avoid the occurrence of mercury poisoning and other situations.
Angong Niuhuang Pills has the effect of clearing heat and detoxifying toxins, suppressing fright and opening up the mind, and can be used to treat fever, evil into the pericardium, high fever convulsions, delirium tremens (delirium tremens, gibberish); stroke coma and encephalitis, meningitis, toxic encephalopathy, cerebral hemorrhage, septicemia, see the above symptoms.
The adverse reactions and contraindications of the drug are not clear, pregnant women and athletes should be used with caution, the use of specific drugs is recommended under the guidance of a professional doctor.