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Does Sensitive Cyp3a Substrates Interact with Givinostat?

Sensitive Cyp3a Substrates and Givinostat have a major drug interaction according to U.S. FDA drug labeling data. Givinostat is a weak intestinal CYP3A4 inhibitor. Closely monitor when used with oral CYP3A4 sensitive substrates where small changes in plasma concentration may lead to serious toxicities. The mechanism involves cyp3a4 inhibition. Patients taking both medications should consult their healthcare provider before starting, stopping, or changing the dosage of either drug. This information is based on official FDA drug labeling sourced from OpenFDA and the NIH National Library of Medicine.

Severity
Major
Givinostat Class
Histone Deacetylase Inhibitor
Management
Close medical supervision required
Data Source
U.S. FDA via OpenFDA

How This Interaction Works

The interaction between Sensitive Cyp3a Substrates and Givinostat occurs because cyp3a4 inhibition. Clinically, this means givinostat is a weak intestinal cyp3a4 inhibitor. closely monitor when used with oral cyp3a4 sensitive substrates where small changes in plasma concentration may lead to serious toxicities. This is classified as a major interaction, meaning it could cause serious harm if not properly managed. Your healthcare provider may need to adjust dosages, substitute one medication, or increase monitoring frequency.

What To Tell Your Doctor or Pharmacist

If you are taking Sensitive Cyp3a Substrates and your doctor is considering prescribing Givinostat (or vice versa), make sure to:

  • Inform your doctor and pharmacist of all current medications, including over-the-counter drugs and supplements
  • Ask whether the benefits of combining these medications outweigh the risks for your specific situation
  • Ask what symptoms to watch for that would indicate the interaction is causing problems
  • Ask how frequently you should be monitored while these are co-prescribed
  • Ask whether any dosage adjustments are needed
  • Never stop or change either medication without first consulting your healthcare provider
💊 Sensitive Cyp3a Substrates+💊 Givinostat(Duvyzat)

Severity & Interaction Details

⚠️
major
Use with caution — major interaction
Serious risk of clinically significant harm. Generally avoid; if used, monitor closely.
Severity scale
MinorContra
On record
Yes
Drug A class
—
Drug B class
Histone Deacetylase Inhibitor
Source
NLP:givinostat

What this means in plain English

Givinostat is a weak intestinal CYP3A4 inhibitor. Closely monitor when used with oral CYP3A4 sensitive substrates where small changes in plasma concentration may lead to serious toxicities.

What the FDA label says

"CYP3A4 inhibition"

📖 Source: NLP:givinostat

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Data sourced from U.S. FDA drug labeling via openFDA and the NIH National Library of Medicine. For informational purposes only. Always consult your pharmacist or physician.