title: Superadditive antithrombotic effects follow consecutive administration of drugs.
mesh_terms: D000818:Animals; D001241:Aspirin / Q000494:pharmacology*; D004357:Drug Synergism; D005343:Fibrinolytic Agents / Q000008:administration & dosage*; D010431:Pentoxifylline / Q000494:pharmacology*; D051381:Rats; D013805:Theobromine / Q000031:analogs & derivatives*
chemical_list: D005343:Fibrinolytic Agents; D013805:Theobromine; D001241:Aspirin; D010431:Pentoxifylline