Pentostatin Injection and Pegademase Bovine: Interaction Details
AI-assisted, pharmacist-reviewed · Source data updated Aug 9, 2026 · Sources: FDA labeling, DDInter 2.0, cited literature
Pentostatin Injection
Pegademase Bovine
No brand names on record
How we grade severity & evidence
Severity levels
- Contraindicated: These should generally not be used together.
- Major: Potentially serious — often needs a change or close monitoring.
- Moderate: Can be significant — usually manageable with monitoring.
- Minor: Usually limited clinical impact.
Evidence grades
- Established: Well documented — supported by controlled studies or strong clinical data.
- Probable: Good supporting evidence, though not definitively proven.
- Suspected: Some evidence suggests this interaction, but it is not well established.
- Possible: Limited or conflicting evidence; the interaction may occur.
- Theoretical: Predicted from the drugs' pharmacology; not yet confirmed in people.
Ratings come from the documented interaction literature and are reviewed by a pharmacist. They describe the documented risk of the combination, not what will necessarily happen to you — your dose, timing, and health picture all matter.
What happens
Reduced efficacy of both drugs
Interaction Deep Dive
Pentostatin is a potent transition state inhibitor of adenosine deaminase (ADA). If given with pegademase bovine, which is used in the therapy of ADA deficiency, the efficacy of both drugs may be substantially reduced1.
Why it happens (mechanism)
Antagonism
Common questions
Can I take Pentostatin Injection and Pegademase Bovine together?
Reduced efficacy of both drugs Always confirm with your pharmacist or prescriber before making any change.
How serious is the Pentostatin Injection and Pegademase Bovine interaction?
It is rated major. Potentially serious — often needs a change or close monitoring.
How quickly could this interaction happen?
The documented onset is "delayed". Effects tend to build up gradually over days to weeks.
How strong is the evidence for this interaction?
The evidence is graded "theoretical". Predicted from the drugs' pharmacology; not yet confirmed in people.
Questions for your pharmacist
- Does my dose of Pentostatin Injection or Pegademase Bovine need adjusting while I take them together?
- What symptoms should prompt me to call you or my prescriber right away?
- Does the timing of my doses matter for this combination?
- Is there a safer alternative to one of these medications for me?
References (1)
- Product Information: Adagen(R), pegademase bovine. Enzon, Inc, South Plainfield, NJ, 1990.
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