Medication interaction hub

What Supplements Interact with Protriptyline?

Protriptyline brand name: Vivactil. Every interaction below applies to the brands too.

93 Interactions 4 Major 71 Moderate 18 Minor
Curated & coded by · Clinical Pharmacist · Updated September 22, 2026

Drug–supplement interaction data sourced from Natural Medicines Pro, the licensed clinical database from TRC Healthcare / Therapeutic Research, with additional analysis by the HelloPharmacist Pharmacist Team. Our sources · Editorial policy

What is this page for?

One answer, for one medication: what supplements and herbal products interact with Protriptyline? Every vitamin, herb, and supplement ingredient we’ve checked against it is on this page, ranked by severity, each linking to the full report for that exact pair.

This page covers supplement interactions only — to check Protriptyline against your other medications, use the drug–drug interaction checker. Educational information from our licensed clinical databases, not medical advice. Our editorial policy

HelloPharmacist Bottom Line
Our Pharmacist Explains
What is this? The interaction data in the HelloPharmacist supplement database is licensed from Natural Medicines Pro by TRC Healthcare (Therapeutic Research). HelloPharmacist pharmacists often add our own analysis and context on top of that licensed data — such as this Bottom Line summary and the notes on individual interaction pages — and any such commentary is noted as ours.

Protriptyline (Vivactil) is an older tricyclic antidepressant, and I read its supplement list with genuine care because so much of it piles onto what the drug already does. Four of the 93 ingredients on file rate major, and those deserve your attention before anything else. Thirty ingredients add anticholinergic load, meaning more dry mouth, constipation, blurred vision, and confusion, with henbane and scopolia among the worst, while another twenty push serotonin further, which is where lithium earns its major rating for serotonin syndrome risk.

The rest of the list runs gentler, 71 moderate entries and 18 minor, in two quieter patterns. Twenty ingredients can make skin more sun-sensitive, and seventeen change how well a swallowed dose gets absorbed. Activated charcoal is the outlier in that last group, rated major because it can pull protriptyline out of the body even after absorption, so it needs real distance from every dose.

— , Clinical Pharmacist · July 18, 2026

Major 4 Moderate 71 Minor 18 No known interaction 1,359

This box checks one ingredient at a time (like turmeric or magnesium). Taking a supplement product with a whole label of ingredients? Search the product instead — we check every ingredient on it ↓

Top Ingredient Interactions

Protriptyline: Top Interactions at a Glance

The most significant Protriptyline supplement & herbal interactions, colored by severity. Tap any ingredient to open the full report for that pair.

Showing the 12 highest-ranked of 93 interacting ingredients — plus 1,359 more checked with no known interaction. See the complete ranked list.

Start here

The Major Interactions to Know About

The most clinically significant Protriptyline + supplement combinations in our database, best-documented first. Open any card for the full report.

Major Likelihood Probable Activated Charcoal + Protriptylinei

Activated charcoal reduces systemic exposure to many drugs, including those that undergo enterohepatic recirculation, regardless of the route of administration.

Read the full interaction Major Likelihood Probable Henbane + Protriptylinei

Concomitant use of henbane can have additive anticholinergic effects and adverse effects with amantadine, antihistamines, atropine, belladonna alkaloids, hyoscy...

Read the full interaction Major Likelihood Probable Lithium + Protriptylinei

Theoretically, taking lithium supplements with serotonergic drugs might both mask and increase the risk of serotonin syndrome.

Read the full interaction Major Likelihood Probable Scopolia + Protriptylinei

The alkaloid constituents of scopolia, including hyoscyamine, scopolamine, and atropine, could potentiate the effects and adverse effects of anticholinergic dru...

Read the full interaction
The complete list

Every Supplement Checked Against Protriptyline

All 1,452 ingredients in our database, ranked by severity — 93 with a Protriptyline interaction on file and 1,359 with none found. Filter by severity or search any ingredient; hover the for what each ingredient is.

Looking for an interaction with a specific supplement product? Search products instead ↓

Straight answers

Can You Take It With Protriptyline?

One-line answers, one card per combination — scroll through today’s 20 and tap any card for the full report. A different set rotates in daily until every combination has had its turn.

Can you take Tragacanth with Protriptyline?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, tragacanth might alter absorption of oral drugs.

Full Tragacanth + Protriptyline answer

Can you take Wild Lettuce with Protriptyline?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Studies report varying evidence on whether or not wild lettuce contains hyoscyamine, an anticholinergic drug.

Full Wild Lettuce + Protriptyline answer

Can you take Yohimbe with Protriptyline?

Moderate Possibly, but carefully — this moderate-rated combination may need monitoring, a dose adjustment, or separated timing. Theoretically, taking yohimbe with TCAs can increase adverse effects.

Full Yohimbe + Protriptyline answer

Can you take Thyroid Extract with Protriptyline?

Minor Usually — this is a minor-rated interaction, generally not clinically significant but worth mentioning to your pharmacist. Food and medications can interfere with thyroid hormone absorption.

Full Thyroid Extract + Protriptyline answer

Can you take Agar with Protriptyline?

Minor Usually — this is a minor-rated interaction, generally not clinically significant but worth mentioning to your pharmacist. Agar forms a thick gel, which may disrupt the absorption of nutrients and medications.

Full Agar + Protriptyline answer

Can you take Algin with Protriptyline?

Minor Usually — this is a minor-rated interaction, generally not clinically significant but worth mentioning to your pharmacist. Theoretically, algin can alter the absorption of oral drugs.

Full Algin + Protriptyline answer

Can you take Ashwagandha with Protriptyline?

Minor Usually — this is a minor-rated interaction, generally not clinically significant but worth mentioning to your pharmacist. Some animal studies have reported that ashwagandha can enhance serotonergic transmission by altering certain serotonin (5-HT) receptors.

Full Ashwagandha + Protriptyline answer

Can you take Black Psyllium with Protriptyline?

Minor Usually — this is a minor-rated interaction, generally not clinically significant but worth mentioning to your pharmacist. Theoretically, psyllium might increase, decrease, or have no effect on the absorption of oral drugs.

Full Black Psyllium + Protriptyline answer

Can you take Black Tea with Protriptyline?

Minor Usually — this is a minor-rated interaction, generally not clinically significant but worth mentioning to your pharmacist. Theoretically, TCAs might bind with black tea constituents when taken at the same time.

Full Black Tea + Protriptyline answer

Can you take Blond Psyllium with Protriptyline?

Minor Usually — this is a minor-rated interaction, generally not clinically significant but worth mentioning to your pharmacist. Theoretically, psyllium might increase, decrease, or have no effect on the absorption of oral drugs.

Full Blond Psyllium + Protriptyline answer

Can you take Carob with Protriptyline?

Minor Usually — this is a minor-rated interaction, generally not clinically significant but worth mentioning to your pharmacist. Theoretically, carob might also impair the absorption of oral drugs.

Full Carob + Protriptyline answer

Can you take Celery with Protriptyline?

Minor Usually — this is a minor-rated interaction, generally not clinically significant but worth mentioning to your pharmacist. Theoretically, celery might increase the risk of photosensitivity reactions when taken with photosensitizing drugs.

Full Celery + Protriptyline answer

Can you take Coffee with Protriptyline?

Minor Usually — this is a minor-rated interaction, generally not clinically significant but worth mentioning to your pharmacist. Theoretically, TCAs might bind with coffee constituents when taken at the same time.

Full Coffee + Protriptyline answer

Can you take Karaya Gum with Protriptyline?

Minor Usually — this is a minor-rated interaction, generally not clinically significant but worth mentioning to your pharmacist. Co-administration of oral drugs with bulk forming laxatives such as karaya gum may decrease, increase, or have no effect on the absorption o...

Full Karaya Gum + Protriptyline answer

Can you take Marshmallow with Protriptyline?

Minor Usually — this is a minor-rated interaction, generally not clinically significant but worth mentioning to your pharmacist. Theoretically, mucilage in marshmallow might impair absorption of oral drugs.

Full Marshmallow + Protriptyline answer

Can you take Pu-erh Tea with Protriptyline?

Minor Usually — this is a minor-rated interaction, generally not clinically significant but worth mentioning to your pharmacist. Theoretically, TCAs might bind with pu-erh tea constituents when taken at the same time.

Full Pu-erh Tea + Protriptyline answer

Can you take Rhodiola with Protriptyline?

Minor Usually — this is a minor-rated interaction, generally not clinically significant but worth mentioning to your pharmacist. Theoretically, rhodiola might increase the risk of adverse effects when taken with antidepressants.

Full Rhodiola + Protriptyline answer

Can you take Xanthan Gum with Protriptyline?

Minor Usually — this is a minor-rated interaction, generally not clinically significant but worth mentioning to your pharmacist. Theoretically, xanthan gum can alter the absorption of oral drugs due to its fiber qualities.

Full Xanthan Gum + Protriptyline answer

Can you take Calabar Bean with Protriptyline?

Minor Usually — this is a minor-rated interaction, generally not clinically significant but worth mentioning to your pharmacist. Theoretically, taking calabar bean might reduce the effects of anticholinergic drugs.

Full Calabar Bean + Protriptyline answer

Can you take Deanol with Protriptyline?

Minor Usually — this is a minor-rated interaction, generally not clinically significant but worth mentioning to your pharmacist. Theoretically, deanol might decrease the effectiveness of anticholinergic drugs.

Full Deanol + Protriptyline answer
Read the list like a pharmacist

What Severity, Likelihood & Evidence Mean

Severity — How Serious It Can Be

  • Major. Clinically significant; generally best avoided, or used only under direct professional supervision.
  • Moderate. May need monitoring, a dose adjustment, or separating the times you take each one.
  • Minor. Generally not clinically significant, but still worth noting and mentioning to your pharmacist.
  • No known interaction. Checked against our sources with nothing documented — not the same as proven safety.

Likelihood — How Well It’s Documented

  • Likely. Well-controlled human studies have demonstrated the likely existence of this interaction
  • Probable. Interaction has not been documented in well-controlled studies, however, the interaction has been demonstrated in some small human studies or in controlled animal studies in conjunction with multiple case reports.
  • Possible. Interaction has been documented in animal or in lab research, or the interaction has been documented in humans but is limited to case reports or conflicting clinical research exists
  • Unlikely. Interaction has been demonstrated in animal or in lab research but has been shown not to occur in humans.

Where This Data Comes From

  • Interaction records are evidence-graded and sourced from the Natural Medicines database (TRC Healthcare), the same reference used by pharmacists and hospitals.
  • Each entry links to a full report with the clinical detail, likelihood, evidence level, and citations for that exact combination.
  • Content is reviewed by licensed HelloPharmacist pharmacists — see our data sources and editorial standards.

How Does Our Interaction Checker Work?

Behind every verdict on this page is a category system. Our source database doesn’t document supplement interactions drug-by-drug — it documents them against groups of medications that behave the same way (for example, “drugs processed by the CYP3A4 liver enzyme” or “blood-thinning medications”).

So the check works in three steps: (1) Protriptyline is classified into the pharmacology categories it belongs to, (2) every supplement interaction documented against any of those categories is inherited by Protriptyline, and (3) each ingredient keeps its own severity, likelihood, and evidence grades from the underlying record. That’s why one supplement can carry several records for one drug — it may interact through more than one category.

Protriptyline sits in 7 interaction categories. Open any one to see what the group means:

Anticholinergic Drugs 30 ingredients

A pharmacology grouping from our source database: medications in this group share a property that certain supplements are known to interact with, so an interaction documented for the group applies to every drug in it.

30 of the supplement ingredients on this page reach Protriptyline through this category.

Photosensitizing Drugs 20 ingredients

Medications that make skin more sun-sensitive. Supplements with the same property can compound it.

20 of the supplement ingredients on this page reach Protriptyline through this category.

Serotonergic Drugs 20 ingredients

Medications that raise serotonin activity. Combining them with serotonin-active supplements can, in rare cases, push serotonin too high.

20 of the supplement ingredients on this page reach Protriptyline through this category.

Oral Drugs 17 ingredients

A pharmacology grouping from our source database: medications in this group share a property that certain supplements are known to interact with, so an interaction documented for the group applies to every drug in it.

17 of the supplement ingredients on this page reach Protriptyline through this category.

Tricyclic Antidepressants (Tcas) 8 ingredients

A pharmacology grouping from our source database: medications in this group share a property that certain supplements are known to interact with, so an interaction documented for the group applies to every drug in it.

8 of the supplement ingredients on this page reach Protriptyline through this category.

Antidepressant Drugs 3 ingredients

A pharmacology grouping from our source database: medications in this group share a property that certain supplements are known to interact with, so an interaction documented for the group applies to every drug in it.

3 of the supplement ingredients on this page reach Protriptyline through this category.

Serotonergic Drugs 1 ingredient

Medications that raise serotonin activity. Combining them with serotonin-active supplements can, in rare cases, push serotonin too high.

1 of the supplement ingredient on this page reaches Protriptyline through this category.

About Protriptyline

Protriptyline is a tricyclic antidepressant medication used to treat depression.

Generic name: Protriptyline  ·  Brand name: Vivactil.

See the full Protriptyline drug information

Related: does Protriptyline deplete any nutrients?

Protriptyline has 3 reported nutrient associations in the research literature — see the Protriptyline nutrient depletion report.

Check a real product

Take a Supplement Product? Check the Whole Bottle Against Protriptyline

Most supplements are combination products — and the interaction may come from an ingredient you didn’t buy it for. Search any product below (or scan its label) and we’ll check every ingredient on it against Protriptyline.

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Pharmacist Counseling Corner

Protriptyline & Supplements: Common Questions

What supplements interact with Protriptyline?
More than you might expect — 93 in total, though they are far from equal: 4 are rated major, 71 moderate, and 18 minor. The ranked list on this page puts the ones that genuinely matter first, and every entry opens a full report on that exact pair. The highest-ranked right now: Activated Charcoal, Henbane, Lithium.
Which Protriptyline supplement interactions are the most serious?
The 4 major-rated combinations — led by Activated Charcoal, Henbane, Lithium and Scopolia — deserve real caution: these are the ones generally best avoided, or used only with your prescriber watching. If you take any of them today, don't panic and don't stop anything abruptly — call your pharmacist first. Jump to the ranked list.
Can I take vitamins or supplements while on Protriptyline?
Usually yes — most people on Protriptyline can take most supplements. The catch is the exceptions, and they aren't always the exotic ones (St. John's Wort trips up more prescriptions than almost anything sold next to it). Look up each ingredient you actually take in the list above, and treat "no known interaction" as a green-ish light, not a guarantee. Try the label scanner or the interaction checker.
Do brands like Vivactil have the same supplement interactions as Protriptyline?
Yes — Vivactil all contain Protriptyline, so everything on this page applies to them equally. Interactions belong to the active drug, never to the brand on the box; the same is true of generics.
Where do these interaction ratings come from?
Every rating comes from the Natural Medicines database — the same evidence-graded reference pharmacists and hospitals use — and each interaction carries three separate grades: severity (how bad it can be), likelihood (how well it's documented in studies and case reports), and an evidence level. Our pharmacists review the content; we never let an AI decide an interaction. See how to read the ratings and our editorial policy.
Does Protriptyline deplete any vitamins or nutrients?
It might — Protriptyline has 3 reported nutrient-depletion associations in the research literature, which is a different question from interactions: instead of a supplement changing the drug, the drug may lower a nutrient over time. See the Protriptyline nutrient depletion report for the specifics and what to discuss with your pharmacist.
What about Protriptyline and my other medications?
This page covers Protriptyline against supplements and herbal ingredients. Checking Protriptyline against your other prescription or OTC medications is a different tool — our drug interaction checker covers that side. Head to the drug–drug interaction checker, or read the full Protriptyline drug information.

Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy

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Sourcing

Where This Data Comes From — and Why You Can Trust It

🧪 Licensed clinical database

Every interaction verdict on this page comes from Natural Medicines Pro (TRC Healthcare / Therapeutic Research) — the same evidence-graded reference used by pharmacists and hospitals. We license this data directly; we do not scrape it, and no AI invents an interaction.

🧑‍⚕️ Pharmacist review

This page is curated and coded by , Clinical Pharmacist, with additional analysis by the HelloPharmacist Pharmacist Team. Editorial commentary is ours; the licensed interaction records are shown as sourced.

🔄 Kept current

Our interaction database refreshes on a weekly cycle, and this page re-checks the live database every time it’s rebuilt — what you see reflects the database as of September 22, 2026.

🔍 Full transparency

How every dataset on this site is sourced, licensed, and updated is documented publicly: our data sources · editorial policy · how we use AI.

Educational information, not medical advice. An interaction being on file does not mean it will happen to you — and absence of one is not proof of safety. Never start or stop a medication or supplement without talking to your pharmacist or doctor.