Phenobarbital lowers the plasma amounts of dicumarol (identify Earlier employed: bishydroxycoumarin) and brings about a lessen in anticoagulant exercise as measured from the prothrombin time. Barbiturates can induce hepatic microsomal enzymes leading to increased metabolism and decreased anticoagulant response of oral anticoagulants (e. 维基百科中的醫學内容仅供参考，並不能視作專業意見... https://nembutaleffects57818.blogdemls.com/27348176/about-nembutal-overdose