Gynaecomastia
also: Gynecomastia
4 drugs29,964 FAERS reportsMedDRA PT
GET
/api/v1/reaction/gynaecomastiaReference statistics only. FAERS reports are voluntarily submitted and are not incidence rates, safety signals, or causal evidence. The drugs below are ranked by how often this reaction appears on FAERS reports for each drug — high share does not mean the drug caused the reaction, and absence from this list does not mean the reaction never occurred. This is not a symptom checker.
DefinitionNLM MeSH D006177
Enlargement of the BREAST in the males, caused by an excess of ESTROGENS. Physiological gynecomastia is normally observed in NEWBORNS; ADOLESCENT; and AGING males.
Source: U.S. National Library of Medicine — MeSH (Gynecomastia)
Drugs reporting Gynaecomastia (4)
Share = reports listing this reaction ÷ total matched reports for the drug. — means the upstream totals query failed at ingest and the denominator is unknown.
- 1Risperidone24,64619%
- 2Paliperidone4,2328.1%
- 3Bicisate14.3%
- 4Palmitate1,0853.4%
Related reactions
Other reactions most often co-reported on the same drug set. Ranked by Jaccard similarity over drug-id sets — pure data-derived co-occurrence, not a clinical relationship.
- Galactorrhoea3 shared · 0.75
- Blood Prolactin Increased2 shared · 0.50
- Hyperprolactinaemia2 shared · 0.50
- Abnormal Weight Gain2 shared · 0.40
- Schizophrenia2 shared · 0.20
- Psychotic Disorder3 shared · 0.14
- Extrapyramidal Disorder2 shared · 0.14
- Treatment Noncompliance2 shared · 0.06
- Dyskinesia2 shared · 0.05
- Injury2 shared · 0.05
Literature
Recent PubMed references pinned to Gynecomastia as a MeSH major topic. About the reaction term itself — not about any specific drug.
- Liposuction reduces surgical time for mastectomy in gynecomastia.Cirugia pediatrica : organo oficial de la Sociedad Espanola de Cirugia Pediatrica · 2026 · Sáenz-Molina M, de la Torre-Macías M, Lorca-García C, et al.PMID 42028710DOI 10.54847/cp.2026.02.11
- The Role of Ultrasound in Gynecomastia.Ultraschall in der Medizin (Stuttgart, Germany : 1980) · 2026 · Stoian D, Bena A, Neagoe O, et al.PMID 41956087DOI 10.1055/a-2790-6576
- Bloody niple discharge in infants, case report in a male toddler.Andes pediatrica : revista Chilena de pediatria · 2025 · González Vidal FI, Ibáñez Salinas DC, Lagos Chávez JI, et al.PMID 41842799DOI 10.32641/andespediatr.v96i6.5792
- Access to Surgical Treatment of Adolescent Gynecomastia: Characterizing Insurance Barriers and Preauthorization Denial Rates.Annals of plastic surgery · 2026 · Saikali LM, Raman A, Friedman LM, et al.PMID 41838051DOI 10.1097/SAP.0000000000004644
- Clinical Characteristics and Surgical Outcomes of Adolescent Gynecomastia: A Retrospective Observational Study.Polski przeglad chirurgiczny · 2026 · Anderko IB, Januchta K, Januszkiewicz-Lewandowska D, et al.PMID 41810498DOI 10.5604/01.3001.0055.6392
- Patient-reported satisfaction after ultrasound-assisted liposuction with infra-areolar excision for gynecomastia: a retrospective cross-sectional from Palestine.BMC research notes · 2026 · Aljamal M, Shakhshir A, Sulaiman AJA, et al.PMID 41742298DOI 10.1186/s13104-026-07735-4
Note. FAERS reports are voluntarily submitted and are NOT incidence rates, signals, or causal evidence. Counts reflect reporting volume, not how often a reaction occurs. Reference statistics only.