Drug
Acetaminophen, Diphenhydramine Hcl, Phenylephrine Hcl
Important: Reactions below are the flagged terms from this drug’s
FAERS report history (min. 3 co-reports per term) — PRR/ROR indicate
disproportionality in spontaneous reporting, not causation.
Data from FDA FAERS via openFDA. Last recalculated: 2026-09-14.
| Reaction | Co-reports (a) | PRR | ROR | Signal | |
|---|---|---|---|---|---|
| 1 | Seasonal Allergy | 13 | 34.6 | 35.4 | signal |
| 2 | Dermatitis Contact | 8 | 26.5 | 26.9 | signal |
| 3 | Infusion Site Pain | 8 | 23.6 | 23.9 | signal |
| 4 | Insurance Issue | 6 | 15.2 | 15.3 | signal |
| 5 | Sneezing | 7 | 11.8 | 11.9 | signal |
| 6 | Scratch | 3 | 10.9 | 10.9 | signal |
| 7 | Product Dose Omission In Error | 7 | 9.8 | 9.9 | signal |
| 8 | Multiple Sclerosis Relapse | 9 | 4.9 | 5.0 | signal |
| 9 | Dermatitis Atopic | 5 | 3.8 | 3.8 | signal |
| 10 | Device Leakage | 3 | 2.7 | 2.7 | no signal |
| 11 | Device Difficult To Use | 3 | 1.7 | 1.7 | no signal |