Darunavir and cobicistat and Oliceridine interaction

Darunavir and cobicistat and Oliceridine: both prescribing labels flag this combination with the strongest language, such as a contraindication, a boxed warning, or an instruction to avoid it.

Major

Do not combine without a prescriber's guidance. The label language below is the strongest FDA uses.

What the FDA labels say

From the Darunavir and cobicistat (PREZCOBIX) label · effective 2026-02-01

Major

…elbasvir/grazoprevir Lipid modifying agents: lomitapide, lovastatin, simvastatin Opioid Antagonist: naloxegol PDE-5 inhibitor: sildenafil when used for treatment of pulmonary arterial hypertension Sedatives/hypnotics: orally administered midazolam, triazolam PREZCOBIX or PREZCOBIX PED is contraindicated in patients receiving certain co-administered drugs for which altered plasma…

Contraindicationsby drug classView label on DailyMed
Major

Opioid Antagonist naloxegol ↑ naloxegol Co-administration of PREZCOBIX or PREZCOBIX PED and naloxegol is contraindicated due to potential for precipitating opioid withdrawal symptoms.

Drug interactionsby drug classView label on DailyMed
Major

Sedatives/hypnotics: orally administered midazolam, triazolam ↑ midazolam ↑ triazolam Co-administration is contraindicated due to potential for serious and/or life-threatening reactions such as prolonged or increased sedation or respiratory depression.

Drug interactionsby drug classView label on DailyMed
Moderate

Narcotic analgesics metabolized by CYP3A: e.g. fentanyl, oxycodone ↑ fentanyl ↑ oxycodone Careful monitoring of therapeutic effects and adverse reactions associated with CYP3A-metabolized narcotic analgesics (including potentially fatal respiratory depression) is recommended with co-administration. tramadol ↑ tramadol A dose decrease may be needed for tramadol…

Drug interactionsby drug classView label on DailyMed
Moderate

Narcotic analgesic for treatment of opioid dependence: buprenorphine, buprenorphine/naloxone, methadone buprenorphine or buprenorphine/ naloxone: effects unknown methadone: effects unknown Initiation of buprenorphine, buprenorphine/naloxone or methadone in patients taking PREZCOBIX or PREZCOBIX PED : Carefully titrate the dose of buprenorphine, buprenorphine/naloxone…

Drug interactionsby drug classView label on DailyMed

From the Oliceridine (OLINVYK) label · effective 2025-12-31

Moderate

Risk of Use in Patients with Decreased Cytochrome P450 2D6 Function or Concomitant Use or Discontinuation with Cytochrome P450 3A4 Inhibitors and Inducers Risk of Increased Oliceridine Plasma Concentrations Increased plasma concentrations of oliceridine, which may result in prolonged opioid adverse reactions and exacerbated respiratory depression, may occur when…

Warnings and precautionsby drug classView label on DailyMed
Moderate

In patients taking a moderate or strong CYP3A4 inhibitor In patients with decreased CYP2D6 function who are also receiving a moderate or strong CYP3A4 inhibitor Discontinuation of a CYP3A4 inducer These patients may require less frequent dosing of OLINVYK.

Warnings and precautionsby drug classView label on DailyMed
Moderate

…oliceridine, which may lead to decreased efficacy, may occur under the following conditions: Concomitant use of OLINVYK with CYP3A4 inducers Discontinuation of a moderate or strong CYP3A4 or CYP2D6 inhibitor Closely monitor these patients at frequent intervals and consider supplemental doses of OLINVYK [see Dosage and Administration ( 2.2 ), Drug Interactions ( 7 )] .

Warnings and precautionsby drug classView label on DailyMed
Moderate

Table 6: Clinically Significant Drug Interactions with OLINVYK Moderate to Strong Inhibitors of CYP2D6 Clinical Impact: Concomitant administration of a moderate to strong CYP2D6 inhibitor can increase the plasma concentration of oliceridine [see Clinical Pharmacology ( 12.3 )] , resulting in increased or prolonged opioid effects.

Drug interactionsby drug classView label on DailyMed
Moderate

If a CYP2D6 inhibitor is discontinued, increase of the OLINVYK dosage may be considered until stable drug effects are achieved.

Drug interactionsby drug classView label on DailyMed

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Not medical advice. Interaction Checker quotes FDA label text and NIH fact sheets. Whether an interaction matters for you depends on doses, timing, kidney and liver function, and other conditions. Confirm with a pharmacist or prescriber.