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

Isotretinoin

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

Generic Active Chemical: Isotretinoin
Brand Formulations:AbsoricaAccutane¶AmnesteemClaravisMyorisanSotret¶Zenatane

Kitchen Food, Drink & Dietary Conflicts

Biochemical interactions with common foods, beverages & cooking ingredients
0 Flagged Foods
Unless your physician explicitly directs otherwise, continue your normal balanced diet while taking this medication. Maintain consistent hydration and meal intervals.

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
1 Monitored
HIGH

St. John's Wort (Hypericum perforatum)

NIH National Center for Complementary and Integrative Health (NCCIH)
Biological Target: Hepatic Cytochrome P450 3A4 / 2C9 & P-glycoprotein (P-gp)

Hyperforin potently activates the Pregnane X Receptor (PXR), inducing hepatic CYP enzymes and intestinal P-gp pumps. This accelerates medication clearance and precipitates therapeutic failure.

Guidance & Spacing:Completely avoid herbal St. John's Wort while taking prescription medications.

Chronotherapy & Meal Administration Protocols

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

Isotretinoin is usually taken twice a day with meals for 4 to 5 months at a time.

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

Multi-Substance Interactive Radar

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

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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.