Abstract
The rapid emergence of combination pharmacotherapies offers substantial therapeutic advantages but also poses risks of adverse drug reactions (ADRs). The accurate prediction of ADRs with interpretable computational methods is crucial for clinical medication management, drug development and precision medicine. Machine-learning and recently developed deep learning architectures struggle to effectively elucidate the key protein–protein interactions underlying ADRs from an organ perspective and to explicitly represent ADR associations. Here we propose OrganADR, an associative learning-enhanced model to predict ADRs at the organ level for emerging combination pharmacotherapy. It incorporates ADR information at the organ level, drug information at the molecular level and network-based biomedical knowledge into integrated representations with multi-interpretable modules. Evaluation across 15 organs demonstrates that OrganADR not only achieves state-of-the-art performance but also delivers both interpretable insights at the organ level and network-based perspectives. Overall, OrganADR represents a useful tool for cross-scale biomedical information integration and could be used to prevent ADRs during clinical precision medicine.
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Data availability
This study utilizes TWOSIDES5 (https://tatonettilab.org/resources/tatonetti-stm.html), DrugBank26 (https://go.drugbank.com/releases/latest), Hetionet24 (https://github.com/hetio/hetionet), PrimeKG25 (https://dataverse.harvard.edu/dataset.xhtml?persistentId=doi:10.7910/DVN/IXA7BM) and ADReCS6 (https://bioinf.xmu.edu.cn/ADReCS/download.jsp) as raw data. The preprocessed data for training, validation and testing OrganADR and baseline models are available via Zenodo at https://zenodo.org/records/15129153 (ref. 48). Source data are available with this paper.
Code availability
OrganADR (v.1.0.0) was developed to conduct data analysis, which is available via GitHub at https://github.com/BoyangLi-BIT/OrganADR (ref. 49) and Zenodo at https://zenodo.org/records/15129131 (ref. 48). Two-tailed hypothesis testing was performed using scipy.stats package (v.1.11.4) in Python (v.3.10.14).
Change history
30 July 2025
In the version of the article initially published, the Acknowledgements section omitted a funding resource, National Natural Science Foundation of China (grant no. 82202072). This is now amended in the HTML and PDF versions of the article.
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Acknowledgements
This project is supported by National Natural Science Foundation of China (grant no. 82202072). This project is also supported by Beijing Institute of Technology Science and Technology Innovation Plan (grant no. LY2023-32) and Beijing Institute of Technology Science and Technology Innovation Plan, Science and Technology Support Special Program (grant no. 2024CX02046).
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Bo Li and X.L. conceived the idea and guided the research. Boyang Li developed the model. Bo Li and Boyang Li wrote the manuscript. Boyang Li and Y.Q. contributed to algorithm implementation and results analysis. Bo Li and X.L. revised the manuscript. All authors read and approved the paper.
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Nature Computational Science thanks the anonymous reviewers for their contribution to the peer review of this work. Primary Handling Editor: Kaitlin McCardle, in collaboration with the Nature Computational Science team.
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Extended data
Extended Data Fig. 1 Ablation study and performance with different ADRs’ association matrices and imbalanced datasets.
a, Ablation study of the ADRs’ association matrix and corresponding modules. Minima, maxima, mean and P-value are shown. Sample size is 100. Two-tailed paired t-test or Wilcoxon signed-rank test are conducted (determined by normality assessment via Shapiro-Wilk test) using scipy.stats package (version 1.11.4) in Python (version 3.10.14). b, Performance comparison under different ADRs’ association matrices. Sample size is 12. c, OrganADR’s ROC-AUC and accuracy under imbalanced datasets. For x = 0.25, 0.33, 0.67, 0.75, 1.33, 1.5, 3 and 4, sample size is 5. For x = 0.5 and 2, sample size is 10. For x = 1, sample size is 20. For b and c, central line (median), box boundaries (25th-75th percentiles), whiskers extending to minima/maxima within 1.5 interquartile range (IQR) are shown. Outliers are shown as hollow circles.
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Supplementary Sects. 1 and 2, Figs. 1–52 and Tables 1–35.
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Li, B., Qi, Y., Li, B. et al. Predicting adverse drug reactions for combination pharmacotherapy with cross-scale associative learning via attention modules. Nat Comput Sci 5, 547–561 (2025). https://doi.org/10.1038/s43588-025-00816-7
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DOI: https://doi.org/10.1038/s43588-025-00816-7


