Drug & supplement interaction

Traveler's Joy + Crofelemer

Crofelemer brand names: Fulyzaq, Mytesi.

No Known Interaction
Medically reviewed by · Updated July 2026 · Pair last verified Sep 13, 2026
The bottom line No known interaction

We found no known interaction between Traveler's Joy and Crofelemer in our sources. Absence of a documented interaction is not the same as proven safety, and does not guarantee one does not exist. Do not start, stop, or change a medication or supplement based on this page; confirm with your pharmacist or doctor first.

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Interaction report

Traveler's Joy and Crofelemer

We checked these two against our interaction database. Here is what we found.

No Known Interaction Found

We did not find a documented interaction between Crofelemer and Traveler's Joy in our sources. This does not guarantee that the combination is completely free of risk — there is often limited research on supplements and herbal products, especially around drug interactions.

Worth understanding: our licensed dataset holds no drug-interaction record for Traveler's Joy at all — not against Crofelemer, and not against any other medication we track. This verdict therefore rests on the absence of any recorded data, not on research that looked at this combination and found nothing. We cannot rule an interaction out.

If you decide to take both, the practical routine is simple: add one new thing at a time and note the date you started it. If the combination is going to disagree with you, it usually shows in the first days to a couple of weeks — and a start date turns “I’ve been feeling off” into something a pharmacist can actually work with. Do not stop a prescribed medicine on your own.

Always talk with your pharmacist or doctor before making changes to your medications or supplements, particularly if you take several medications or have an ongoing health condition.

Traveler's Joy safety at a glance

Traveler's Joy overall Avoid The fresh plant is irritating and potentially toxic if eaten, with no proven medical benefit.
Pregnancy Avoid Avoid during pregnancy because of potential toxicity and lack of safety data.
Breastfeeding Likely Unsafe When used orally or topically. Read the full breastfeeding detail

Pregnancy & breastfeeding ratings are from Natural Medicines (Therapeutic Research Center) — the full detail is in the Special populations card below. Safety guidance is general; always confirm with your pharmacist or doctor for your situation.

Still wondering about combining Crofelemer and Traveler's Joy? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
What to actually watch for

What Traveler's Joy Itself Has Been Linked To

This is not an interaction — nothing below involves Crofelemer. It is the side-effect record for Traveler's Joy on its own, from the licensed Natural Medicines monograph. If something new turns up after you add Traveler's Joy, this list is the first place to look.

  • Diarrhea Additional detail

    “Orally, traveler's joy can cause severe irritation of the gastrointestinal tract, including colic and diarrhea. Irritation of the urinary tract can also occur.

    Topically, skin contact can cause blisters and burns that are difficult to heal (18).”

    Traveler's Joy · Natural Medicines adverse-effect record, reported in burns.

    1 source cited
    1. 18. Gruenwald J, Brendler T, Jaenicke C. PDR for Herbal Medicines. 1st ed. Montvale, NJ: Medical Economics Company, Inc., 1998.

Everything above comes from the Natural Medicines adverse-effect record for Traveler's Joy — expand a row for the licensed statement it rests on. We read the ADVERSE REACTIONS section of Crofelemer’s FDA label too, and the two lists don’t meaningfully overlap — which is why no Crofelemer column appears here.

Special populations

Traveler's Joy in Pregnancy & Breastfeeding

Lactation Likely Unsafe

When used orally or topically.

DISCLAIMER: This tool is intended for informational purposes only, and should not be interpreted as specific medical advice. Patients should consult with a qualified healthcare provider before making decisions about therapies and/or health conditions.© 2026 Therapeutic Research Center

Everything else you take

See Every Supplement That Interacts With Crofelemer

This page covers Traveler's Joy only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Crofelemer page lists 17 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Coffee Charcoal (moderate), European Mandrake (moderate), Glucomannan (moderate) and Guar Gum (moderate).

By severity: 1 major · 7 moderate · 9 minor.

Open the Crofelemer interaction page

One more smart check

Taking Traveler's Joy as Part of a Dietary Supplement Product? Check It for Interactions

We hold 14 real supplement products containing Traveler's Joy, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Traveler's Joy. Even though Traveler's Joy itself has no known interaction with Crofelemer, another ingredient on your label might. Find your product and we’ll check every ingredient on its label:

How much people look this up

Where Traveler's Joy and Crofelemer Sit Against Everything Else

Out of every supplement and medication people look up on HelloPharmacist, here is where these two land this week — and which way each has been moving.

Supplement Traveler's Joy
Steady interest

#1,276 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Crofelemer
Steady interest

#2,504 of 2,830 medications looked up here in the last 7 days

29 days ago today

Position among everything looked up on this site, not a measure of how commonly either one is used or how important it is. A supplement can climb this list because of a news story. It counts every request to the page, automated ones included, and nothing here identifies anyone.

Where does our data come from?
  • Source: the Natural Medicines (TRC Healthcare) clinical database — the evidence-graded professional reference for herb & supplement interactions.
  • Citation library: 103,510 references behind our interaction content, 65,311 of them resolved to verified PubMed/DOI sources. See every Traveler's Joy reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 13, 2026. The Traveler's Joy and Crofelemer records this page draws on were last updated July 11, 2026.
  • What “no known interaction” means: no documented interaction in the sources above — not a guarantee of safety. Supplements are studied far less than prescription drugs, so we say exactly what the evidence supports, and nothing more.
Data structure & sourcing designed and verified by .
Supplement

About Traveler's Joy

What is Traveler's Joy?

  • Skin and joint complaints (traditional/folk use)
  • Homeopathic remedy for skin conditions
  • Traditional 'counter-irritant' poultice
  • Bach flower remedy for 'inattentiveness' or daydreaming

Traveler's Joy (Clematis vitalba) is a wild climbing vine that is best known as an ornamental hedge plant, not as a proven medicine. The fresh plant is irritating and can be toxic if eaten, and there is no good scientific evidence it treats any health condition. We do not recommend taking it internally.

Clematis vitalba · Ranunculaceae · Leaves and flowers (occasionally other aerial parts) · Rarely sold as a supplement; sometimes found as a homeopathic preparation or in traditional topical/folk remedies

An interaction check asks whether these two react with each other — it does not ask whether Traveler's Joy is a good idea for someone in your situation. Here is what our Traveler's Joy record says about it on its own.

Traveler's Joy: dosing

There is no established or safe medicinal dose for Traveler's Joy. When in doubt, choose a supplement with better safety and evidence instead.

From our Traveler's Joy monograph — the full record covers uses, side effects and every documented interaction.

Read the full Traveler's Joy monograph & all interactions
Medication

About Crofelemer

What Is Crofelemer Used For?

Brand names: Fulyzaq, Mytesi

Mytesi (crofelemer) is approved to provide symptomatic relief of non-infectious diarrhea in adult patients with HIV/AIDS who are taking antiretroviral therapy.

It is not intended to treat diarrhea caused by an infection. Before starting Mytesi, a doctor will rule out infectious causes of diarrhea.

Most-Reported Side Effects for Crofelemer

From FAERS, the FDA’s public side-effect reporting system (233 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Diarrhea 26 reports
Anxiety 14 reports
Emotional distress 14 reports
Anhedonia 12 reports
Fatigue 11 reports
See full Crofelemer drug information
Keep checking

Other Drugs & Traveler's Joy

Browse every other medication we’ve checked against Traveler's Joy — both the ones with a known interaction and the ones without. Select any drug for the full detail.

0Major
0Moderate
0Minor
2,829No known interaction
2,829 No interaction
No interaction 2,829 drugs checked — show the list

We also checked Traveler's Joy against these medications and found no known interaction in our sources. Open any page to confirm.

Showing the 60 most looked-up of 2,829 medications checked with no known interaction — see the full Traveler's Joy list.

See the full Traveler's Joy interactions page
See every supplement checked against Crofelemer, ranked by severity
Evidence & sources

Traveler's Joy References

The 1 references that drive our Traveler's Joy monograph and interaction data, from the evidence-graded Natural Medicines (TRC Healthcare) database. Citations with a link open the study on PubMed or the publisher’s site.

  1. Gruenwald J, Brendler T, Jaenicke C. PDR for Herbal Medicines. 1st ed. Montvale, NJ: Medical Economics Company, Inc., 1998.

Medication overviews come from MedlinePlus (NIH); supplement label data from the NIH Dietary Supplement Label Database. Content is written and reviewed by licensed HelloPharmacist pharmacists — see our data sources and editorial standards.

Pharmacist Counseling Corner

Taking Traveler's Joy and Crofelemer Together: Common Questions

Is it safe to take Traveler's Joy with Crofelemer?
We do not list a known interaction between Traveler's Joy and Crofelemer. That does not guarantee the combination is risk-free, so confirm with your pharmacist or doctor — especially if you take other medications or have a health condition.
Does Crofelemer interact with any supplements?
Yes. Crofelemer has documented interactions with 17 supplements in our database — Traveler's Joy is not one of them. The Crofelemer interaction page linked on this page lists every one, ranked by severity.

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

Where next

Keep Exploring

Traveler's Joy monograph Uses, safety profile, and every drug interaction in one place Crofelemer drug information The full plain-English guide to this medication Crofelemer supplement interactions Every supplement checked against Crofelemer, ranked by severity Supplement interaction checker Check any supplement or product against your medications Browse medications A–Z Every drug we’ve checked against herbs & supplements References The 1 citations behind this page Ask a pharmacist Free, personal answer from our licensed team

Still Have a Question About Crofelemer and Traveler's Joy?

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This information is for education only and is not a substitute for professional medical advice. Always check with your pharmacist or doctor before starting, stopping, or combining supplements and medications.