Drug
Collagenase Santyl
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 | Application Site Pain | 109 | 64.5 | 69.1 | signal |
| 2 | Wound Infection | 46 | 55.1 | 56.7 | signal |
| 3 | Wound | 55 | 25.7 | 26.6 | signal |
| 4 | Impaired Healing | 60 | 23.7 | 24.6 | signal |
| 5 | Osteomyelitis | 21 | 15.1 | 15.3 | signal |
| 6 | Skin Ulcer | 29 | 14.6 | 14.8 | signal |
| 7 | End Stage Renal Disease | 20 | 14.1 | 14.3 | signal |
| 8 | Application Site Erythema | 26 | 12.8 | 13.0 | signal |
| 9 | Renal Tubular Necrosis | 9 | 11.9 | 11.9 | signal |
| 10 | Hospice Care | 9 | 11.9 | 11.9 | signal |
| 11 | Application Site Irritation | 9 | 9.4 | 9.4 | signal |
| 12 | Scab | 8 | 9.2 | 9.2 | signal |
| 13 | Chronic Kidney Disease | 52 | 8.8 | 9.1 | signal |
| 14 | Ulcer | 10 | 8.1 | 8.2 | signal |
| 15 | Drug Administered At Inappropriate Site | 6 | 7.3 | 7.3 | signal |
| 16 | Cellulitis | 27 | 6.9 | 7.0 | signal |
| 17 | Localised Infection | 12 | 6.4 | 6.5 | signal |
| 18 | Nephropathy | 4 | 5.5 | 5.5 | signal |
| 19 | Product Administration Error | 8 | 5.2 | 5.2 | signal |
| 20 | Death | 341 | 5.1 | 6.2 | signal |
| 21 | Scratch | 4 | 5.0 | 5.0 | signal |
| 22 | Burning Sensation | 27 | 5.0 | 5.1 | signal |
| 23 | Renal Injury | 11 | 4.8 | 4.8 | signal |
| 24 | Expired Product Administered | 12 | 4.7 | 4.7 | signal |
| 25 | Increased Tendency To Bruise | 3 | 4.2 | 4.2 | signal |
| 26 | Leukaemia | 3 | 4.1 | 4.1 | signal |
| 27 | Skin Exfoliation | 24 | 3.7 | 3.8 | signal |
| 28 | Dialysis | 4 | 3.6 | 3.7 | signal |
| 29 | Application Site Pruritus | 6 | 3.4 | 3.4 | signal |
| 30 | Blood Count Abnormal | 4 | 3.4 | 3.4 | signal |
| 31 | Muscle Spasticity | 3 | 3.1 | 3.1 | no signal |
| 32 | Product Availability Issue | 5 | 2.9 | 2.9 | signal |
| 33 | Product Administered At Inappropriate Site | 4 | 2.9 | 2.9 | no signal |
| 34 | Drug Effect Incomplete | 8 | 2.8 | 2.8 | signal |
| 35 | Incorrect Drug Administration Duration | 4 | 1.8 | 1.8 | no signal |
| 36 | Exposure Via Skin Contact | 3 | 1.7 | 1.7 | no signal |