Prescription Clinical MonographPrescription Therapeutic Agent
Verified Evidence Sources: openFDA & NLM MedlinePlus

Posaconazole

Comprehensive clinical interaction and dietary monograph for Posaconazole (Posaconazole).

Generic Active Chemical: Posaconazole
Brand Formulations:NoxafilNoxafil PowderMix¶

Kitchen Food, Drink & Dietary Conflicts

Biochemical interactions with common foods, beverages & cooking ingredients
2 Flagged Foods
HIGH

Alcoholic Beverages (Beer, Wine, Spirits)

NutriDive Kitchen Food Biochemical Ontology & openFDA
Bioactive Compound:Ethanol
Biological Target:GABA-A Receptors, Hepatic CYP2E1 & Gluconeogenesis
Clinical Mechanism:

Multiplies respiratory depression and profound sedation with opioids and sedatives; blocks hepatic lactate uptake with metformin (lactic acidosis); triggers acute disulfiram-like vomiting and tachycardia with metronidazole; and accelerates dose-dumping in extended-release capsules.

Patient Actionable Rule:Completely abstain from alcohol while taking metronidazole, cephalosporins, prescription sedatives, or empty-stomach metformin.
CRITICAL

Potassium-Enriched Salt Substitutes (NoSalt, Nu-Salt)

NLM MedlinePlus Dietary Warning & openFDA
Bioactive Compound:Potassium Chloride (KCl)
Biological Target:Renal Cortical Collecting Duct Electrophysiology
Clinical Mechanism:

Exogenous potassium chloride loads cannot be cleared efficiently when RAAS or renal filtration is modified, risking acute lethal hyperkalemia (>6.5 mEq/L) and ventricular arrhythmias.

Patient Actionable Rule:Strictly avoid low-sodium seasonings containing potassium chloride without explicit physician approval and laboratory electrolyte monitoring.

Prescription & OTC Drug Interactions (DDI)

Documented pharmacological conflicts & contraindicated co-prescriptions
0 Warning Classes
No major contraindicated drug classes listed in the basic monograph. Always provide your complete medication list to your prescribing physician.

Dietary Supplements, Herbs & Minerals (DNI)

Interactions with over-the-counter vitamins, minerals, and herbal preparations
0 Monitored
No acute supplement or herb contraindications identified. Notify your healthcare provider of any multi-vitamins or botanicals you take daily.

Chronotherapy & Meal Administration Protocols

Optimal absorption, meal-timing rules & GI tolerability protocols
2 Protocols
MEALMealtime Administration

The delayed-release oral suspension is usually taken with food twice daily on the first day and then once a day.

Rationale: Food enhances bioavailability, prevents gastric mucosal irritation, or stabilizes peak-to-trough pharmacokinetic variations.

MEALMealtime Administration

Take the mixture with food within 1 hour of mixing.

Rationale: Food enhances bioavailability, prevents gastric mucosal irritation, or stabilizes peak-to-trough pharmacokinetic variations.

Frequently Researched Drug-Substance Combinations

Explore pairwise interaction dossiers and laboratory safety analyses
Multi-Substance Interactive Radar

Taking Posaconazole alongside daily coffee, supplements, or other medications?

Add all your daily medications, foods (Dairy, Spinach, Coffee, Grapefruit), and botanicals (Ashwagandha, Curcumin, Melatonin) into the SafeStack interactive engine to run full multi-way synergy collision analysis in real time.

Launch SafeStack Radar with Posaconazole→
Authoritative Clinical Evidence & Regulatory Sources

Data on this clinical monograph is compiled from the U.S. National Library of Medicine (MedlinePlus), openFDA Structured Product Labeling (SPL Section 7 Drug Interactions), the NIH Office of Dietary Supplements (ODS), and Krause and Mahan's Food & Nutrition Care Process.