Can I Take 5-HTP with Provigil (Modafinil)? A Clinical Review
A guide to the 5-HTP and Provigil (modafinil) interaction, covering serotonin syndrome risk, mechanisms, dose timing, and monitoring advice.
26 source-based articles maintained by the HealthRX.com Editorial Team.

Showing 26 of 26 clinical reviews.
A guide to the 5-HTP and Provigil (modafinil) interaction, covering serotonin syndrome risk, mechanisms, dose timing, and monitoring advice.
Alpha-lipoic acid and Provigil (modafinil) have no documented direct drug interaction, but ALA's effects on blood sugar and thyroid hormone conversion warrant monitoring. Here's what the evidence says.
A guide to combining ashwagandha and modafinil (Provigil): what is known versus plausible about pharmacokinetic and pharmacodynamic interactions, cortisol, thyroid, and testosterone effects, and when to involve your prescriber.
Berberine inhibits CYP3A4, the same enzyme that clears modafinil. Learn the pharmacokinetic interaction risk, safe dose-separation windows, and monitoring steps if you take both.
A guide covering the pharmacokinetic and pharmacodynamic interactions between caffeine and modafinil (Provigil), including dose guidance, blood pressure monitoring, and when to avoid the combination.
A guide on whether calcium supplements are safe to take alongside Provigil (modafinil), covering pharmacokinetic interactions, dose timing, cardiovascular considerations, and monitoring recommendations.
CoQ10 and Provigil (modafinil) have no known direct drug interaction, but timing, dose, and individual factors matter. A pharmacist-reviewed guide to combining them safely.
A guide covering whether creatine is safe to combine with modafinil (Provigil), the pharmacokinetic and pharmacodynamic interaction profile, creatinine lab concerns, and dosing guidance.
A guide to the folate-modafinil interaction: pharmacokinetics, MTHFR considerations, dosing windows, and monitoring recommendations for patients on Provigil.
Ginseng and Provigil (modafinil) have overlapping stimulant-like effects and a plausible but unconfirmed enzyme interaction. Here is what is established, what is theoretical, and what to verify with a prescriber or pharmacist before combining them.
A clinical breakdown of the modafinil-glutathione interaction: pharmacokinetics, liver metabolism, dosing strategy, and what the evidence actually shows.
Evidence-based guide on combining glycine supplements with Provigil (modafinil). Covers pharmacokinetic and pharmacodynamic interactions, dose-separation timing, sleep effects, and monitoring recommendations.
A guide to the safety, pharmacokinetic interactions, and monitoring recommendations for combining green tea extract or EGCG with modafinil (Provigil).
A guide to combining L-theanine and Provigil (modafinil): pharmacokinetic data, pharmacodynamic interaction risks, safe dosing strategies, and when to call your prescriber.
Evidence-based guide on combining lion's mane mushroom with Provigil (modafinil). Covers pharmacokinetic and pharmacodynamic interactions, dose-separation strategies, monitoring, and clinical recommendations.
Evidence-based guide on taking magnesium supplements with Provigil (modafinil). Covers pharmacokinetic and pharmacodynamic interactions, dose-separation timing, monitoring, and clinical recommendations.
Evidence-based guide on combining melatonin with Provigil (modafinil): what is established about the interaction, what is plausible but unproven, dose-separation timing, and what to verify with a prescriber.
A guide to the NAC and modafinil combination: pharmacokinetic and pharmacodynamic interactions, dosing windows, monitoring, and when to ask your prescriber.
A guide covering the pharmacokinetic and pharmacodynamic interactions between omega-3 fatty acids (EPA/DHA) and modafinil (Provigil), including safety evidence, monitoring parameters, and practical guidance.
Quercetin may inhibit CYP3A4 and histamine pathways that affect modafinil metabolism and wakefulness. Learn the pharmacokinetic interaction risk, practical dose-separation guidance, and what to discuss with your prescriber.
Reishi mushroom and Provigil (modafinil) have a theoretical interaction through CYP3A4 metabolism and antiplatelet effects. Learn what is established, what is plausible, and what remains unverified before combining them.
Detailed clinical review of combining rhodiola rosea with modafinil (Provigil): pharmacokinetic and pharmacodynamic interactions, safety evidence, dosing guidance, and monitoring recommendations.
A guide covering the pharmacokinetic and pharmacodynamic interactions between turmeric/curcumin and modafinil (Provigil), with dosing guidance, monitoring advice, and primary-source citations.
Evidence-based guide on combining vitamin B12 supplements with Provigil (modafinil). Covers interaction risk, pharmacokinetics, dose timing, monitoring, and clinical recommendations.
A guide to taking vitamin D with Provigil (modafinil). Learn the pharmacokinetic interaction risk, safe dosing windows, monitoring labs, and what the clinical evidence actually shows.
An evidence-based review of the zinc-modafinil combination: what is known about pharmacokinetic interaction, what is plausible but unproven, and what a clinician should verify before combining zinc with Provigil.