Fig. 1From: Deep learning-enabled natural language processing to identify directional pharmacokinetic drug–drug interactionsAn example pair of sentences about pharmacokinetic (PK) drug-drug interaction (DDI) involving verapamil. For the left sentence, verapamil is the precipitant. For the right sentence, verapamil is the object. Our method (the BioBERT_directionalDDI model) can automatically distinguish the two sentences and label the precipitant vs object drugsBack to article page