<unk>  was used, along with heparin, for the treatment of deep venous thrombosis. Unlike heparin, this class of drugs may be used for months or years.
Dicoumarol
Triphenylbromoethylene
Tetrachlorodecaoxide
Methylphosphonyl difluoride
Tetraethyllead
Selenium disulfide
Phenylsilatrane
Chlorotrianisene