Drug–Drug Interaction Signals

Explore pair-level FAERS drug–drug interaction signals using omega-shrinkage disproportionality analysis.

Search DDI signals

Search Faers drug-drug interaction. Enter one drug, a drug pair, an adverse event, or combine filters.

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Results

Research signals use a less-filtered FAERS DDI layer. They may include reporting artifacts, co-prescribing patterns, indication effects, duplicate reports, and non-causal associations. Use this layer for exploration and hypothesis generation.
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About drug-drug interaction signals

AEAtlas examines adverse events reported with drug pairs in FAERS using omega-shrinkage disproportionality analysis. It helps identify pair-event combinations reported more often than expected in the database.

Curated signals

Designed for public exploration after ingredient normalization, fixed-combination filtering, reporting-artifact filtering, and display-quality gates.

Research signals

A broader exploratory result layer for investigating possible findings that may also contain reporting clusters or other non-causal patterns.

Interpretation note

Results are signal-detection findings for informational and research use only, not medical advice. They do not prove causality, incidence, severity, clinical risk, or clinical interaction. Signals can reflect co-prescribing, disease severity, indication bias, duplicate reports, or reporting practices. See Medical Disclaimer for details.