A 40 year old male patient complains of abdominal pain and vomiting. Patient was intoxicated by arsenic and cadmium. Which detoxifying agent can be used in this patient?
The toxic effects of certain metals such as arsenic, mercury and cadmium could be overcome by administering BAL (British antilewisite).
Note: 

Desferioxamine and Deferiprone are used as chelating agents for iron overload.
D-Penicillamine is used in copper deposition in Wilson’s disease.

Satyanarayana- Biochemistry, 3rd edition, pg-642
Desferioxamine
British antilewisite
Deferiprone
D-Penicillamine