Drug Interactions between etravirine and givinostat
This report displays the potential drug interactions for the following 2 drugs:
- etravirine
- givinostat
Interactions between your drugs
etravirine givinostat
Applies to: etravirine and givinostat
MONITOR: Coadministration with inhibitors of CYP450 2C19, 2C9, and/or 3A4 may increase the plasma concentrations of etravirine, which is a substrate of these isoenzymes.
MANAGEMENT: Because safety data regarding increased etravirine exposures are limited, caution is advised if etravirine is prescribed in combination with CYP450 2C19, 2C9, and/or 3A4 inhibitors.
References (1)
- (2008) "Product Information. Intelence (etravirine)." Ortho Biotech Inc
Drug and food interactions
etravirine food
Applies to: etravirine
ADJUST DOSING INTERVAL: Coadministration with food increases the oral bioavailability of etravirine. The mechanism is unknown. Compared to administration following a meal, the systemic exposure (AUC) to etravirine was decreased by about 50% when the drug was administered under fasting conditions. The types of meal studied (ranging from 345 kilocalories containing 17 grams fat to 1160 kilocalories containing 70 grams fat) did not appear to make a difference with respect to impact on etravirine bioavailability.
MANAGEMENT: Etravirine should always be administered following a meal.
References (1)
- (2008) "Product Information. Intelence (etravirine)." Ortho Biotech Inc
givinostat food
Applies to: givinostat
ADJUST DOSING INTERVAL: Food increases the systemic exposure of givinostat. An open-label, randomized, crossover, single dose food effect study conducted in 12 healthy males used givinostat liquid filled capsules. Subjects received a single oral dose of givinostat (100 mg) in the fasting state or after a high-fat standard meal, with a washout period of at least 1 week in between. The high-fat standard meal resulted in an increase in systemic exposure (AUC) and maximum plasma concentration (Cmax) of about 40% and 23%, respectively, when compared to the fasted state. Additionally, the time to maximum concentration (Tmax) was delayed slightly from 2 to 3 hours.
MANAGEMENT: Givinostat should be administered with food to increase its absorption. In the case of the oral suspension, this can also help mask its bitter taste.
References (2)
- (2024) "Product Information. Duvyzat (givinostat)." ITF Therapeutics, LLC
- Italfarmaco Spa (2024) Center for drug evaluation and research. Application number: 217865Orig1s000. Integrated review. https://www.accessdata.fda.gov/drugsatfda_docs/nda/2024/217865Orig1s000IntegratedR.pdf
Therapeutic duplication warnings
No warnings were found for your selected drugs.
Therapeutic duplication warnings are only returned when drugs within the same group exceed the recommended therapeutic duplication maximum.
See also
Drug Interaction Classification
Highly clinically significant. Avoid combinations; the risk of the interaction outweighs the benefit. | |
Moderately clinically significant. Usually avoid combinations; use it only under special circumstances. | |
Minimally clinically significant. Minimize risk; assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan. | |
No interaction information available. |
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
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