Interaksi Fosamprenavir dan Hidrokodon dan ibuprofen

Cytochrome P450 3A4 Interaction The concomitant use of Hydrocodone Bitartrate and Ibuprofen Tablets with all cytochrome P450 3A4 inhibitors may result in an increase in hydrocodone plasma concentrations, which may cause potentially fatal respiratory depression.

Monitor patients taking Hydrocodone Bitartrate and Ibuprofen Tablets and any CYP3A4 inhibitor or upon discontinuation of a CYP3A4 inducer for signs and symptoms of respiratory depression and sedation (see WARNINGS: Risks of Concomitant Use or Discontinuation of Cytochrome P450 3A4 Inhibitors and Inducers, PRECAUTIONS: Drug Interactions).

Risks of Concomitant Use or Discontinuation of Cytochrome P450 3A4 Inhibitors and Inducers Concomitant use of Hydrocodone Bitartrate and Ibuprofen Tablets with a CYP3A4 inhibitor, such as macrolide antibiotics (e.g., erythromycin), azole-antifungal agents (e.g., ketoconazole), and protease inhibitors (e.g., ritonavir), may increase plasma concentrations of hydrocodone…

When using Hydrocodone Bitartrate and Ibuprofen Tablets with CYP3A4 inhibitors or discontinuing CYP3A4 inducers in Hydrocodone Bitartrate and Ibuprofen Tablets ­ treated patients, evaluate patients at frequent intervals and consider dosage reduction of Hydrocodone Bitartrate and Ibuprofen Tablets until stable drug effects are achieved (see DOSAGE AND ADMINISTRATION,…

Concomitant use of Hydrocodone Bitartrate and Ibuprofen Tablets with CYP3A4 inducers or discontinuation of a CYP3A4 inhibitor could decrease hydrocodone plasma concentrations, decrease opioid efficacy or, possibly, lead to a withdrawal syndrome in a patient who had developed physical dependence to hydrocodone.

…Hypericum perforatum ) Lipid modifying agents: Lomitapide, lovastatin, simvastatin Non-nucleoside reverse transcriptase inhibitor: Delavirdine PDE5 inhibitor: Sildenafil (Revatio) (for treatment of pulmonary arterial hypertension) Sedative/hypnotics: Midazolam, triazolam Hypersensitivity to fosamprenavir calcium or amprenavir (e.g., Stevens-Johnson syndrome).

Fosamprenavir calcium/ritonavir: ↔ Amprenavir ↔ Esomeprazole Sedative/hypnotics: Midazolam, triazolam ↑Midazolam ↑Triazolam Coadministration is contraindicated due to potential for serious and/or life-threatening reactions such as prolonged or increased sedation or respiratory depression [see Contraindications (4)].

Narcotic analgesic: Methadone Fentanyl ↓ Methadone ↑Fentanyl Data suggest that the interaction is not clinically relevant; however, patients should be monitored for opiate withdrawal symptoms.