Unithiol chelating agent

Unithiol chelating agent heavy metal poisoning. 767 Unsaturated compounds hydrogenation... 

Dimercaprol (BAL, British anti-Lewisite, 2-3 dimercaptopropanol see p 413) is the chelating agent of second choice if unithiol Is not Immediately available. The starting dose is 3-5 mg/kg by deep intramuscular Injection every 4-6 hours. Lewisite bums to the skin and eyes can be treated with topical inunctions of dimercaprol. 

After 24 hours, consider chelation with the water-soluble dimercapto chelating agents, oral or parenteral unithiol (DMPS see p 506), or oral suc-cimer (DMSA, Chemet p 501). 

---