False Negative Investigation Result
6 drugs78 FAERS reportsMedDRA PT
GET
/api/v1/reaction/false-negative-investigation-resultReference 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.
Drugs reporting False Negative Investigation Result (6)
Share = reports listing this reaction ÷ total matched reports for the drug. — means the upstream totals query failed at ingest and the denominator is unknown.
- 1Benzylpenicilloyl Polylysine824%
- 2Histamine5221%
- 3Fluciclovine77.1%
- 4Florbetapir32.7%
- 5Piflufolastat31.5%
- 6Ioflupane50.9%
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.
- False Positive Investigation Result2 shared · 0.20
- Wrong Product Administered2 shared · 0.20
- Radioisotope Scan Abnormal2 shared · 0.13
- Underdose2 shared · 0.05
- Burning Sensation2 shared · 0.03
- Anaphylactic Reaction2 shared · 0.02
- Erythema4 shared · 0.02
- No Adverse Event2 shared · 0.02
- Injection Site Pain2 shared · 0.01
- Chest Pain2 shared · 0.01
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.