Drug & supplement interaction

Breadfruit + Rituximab-Pvvr

Rituximab-Pvvr brand name: Ruxience.

No Known Interaction
The bottom line No known interaction

We found no known interaction between Breadfruit and Rituximab-Pvvr 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. Additionally, although there is no interaction, the two are separately associated with some of the same side effects, which would make a new symptom harder to attribute to one or the other.

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Interaction report

Breadfruit and Rituximab-Pvvr

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 Rituximab-Pvvr and Breadfruit 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.

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.

Breadfruit safety at a glance

Breadfruit overall Use caution Breadfruit is safe as a food, but medicinal extracts and leaf teas are not well studied.
Pregnancy Use caution Eating the fruit as food is generally fine, but avoid concentrated medicinal extracts due to a lack of safety data.
Breastfeeding Use caution The fruit as food is likely fine, but medicinal preparations have not been studied, so caution is advised.

Safety guidance is general; always confirm with your pharmacist or doctor for your situation.

Still wondering about combining Rituximab-Pvvr and Breadfruit? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
How we checked

Why No Interaction Is Listed for Rituximab-Pvvr

Interactions in our licensed database are recorded against drug classes, not just single drug names. Rituximab-Pvvr is filed under a single classification — immunosuppressants. Breadfruit has documented interactions with 5 drug classes — the most serious being anticoagulant/antiplatelet drugs (moderate), antihypertensive drugs (moderate) and cytochrome p450 2c8 (cyp2c8) substrates (moderate) — and none of Rituximab-Pvvr’s classifications are among them.

Classification data comes from our licensed Natural Medicines dataset. A medication can belong to classes beyond those recorded there, so this describes how the check was run — it is not a safety guarantee.

Keep it in perspective

Breadfruit Does Interact With Other Medications

Breadfruit has 438 moderate, 504 minor known drug interactions in our database — Rituximab-Pvvr isn’t one of them. If you take anything else, check it against the full list below.

Taking anything else?

Check Another of Your Medications Against Breadfruit

Covers the 2,830 medications we’ve checked against Breadfruit. Pick one to open its full report.

What to actually watch for

No Interaction Found — But Data Suggests Breadfruit and Rituximab-Pvvr May Share Several of the Same Side Effects

This is not an interaction. Neither one changes how your body handles the other, and nothing here says they react together. What our sources do show is that each has separately been linked to the effects below — so taking both can make those effects more likely to turn up, and harder to pin on one or the other if they do. One of them is worth acting on rather than waiting out — marked below.

  • Hives Worth acting on Additional detail

    Breadfruit

    “Topically, exposure to breadfruit latex can cause allergic reactions such as hives and rhinitis.”

    Breadfruit · Natural Medicines adverse-effect record, reported in urticaria.

    1 source cited
    1. 26380. De Greef JM, Lieutier-Colas F, Bessot JC, et al. Urticaria and rhinitis to shrubs of Ficus benjamina and breadfruit in a banana-allergic road worker: evidence for a cross-sensitization between Moracea, banana and latex. Int Arch Allergy Immunol 2001;125(2

    “Topically, breadfruit latex can cause allergic reactions such as hives and rhinitis. In a case report, a male who was allergic to bananas developed hives and rhinitis while cutting shrubs of breadfruit.”

    Breadfruit · Natural Medicines adverse-effect record, reported in urticaria.

    1 source cited
    1. 26380. De Greef JM, Lieutier-Colas F, Bessot JC, et al. Urticaria and rhinitis to shrubs of Ficus benjamina and breadfruit in a banana-allergic road worker: evidence for a cross-sensitization between Moracea, banana and latex. Int Arch Allergy Immunol 2001;125(2

    Rituximab-Pvvr

    Listed in the ADVERSE REACTIONS section of the FDA label for Rituximab-Pvvr. Read the label on DailyMed ›

  • A stuffy or runny nose Additional detail

    Breadfruit

    Recorded for Breadfruit in the same Natural Medicines adverse-effect record shown under Hives above.

    Rituximab-Pvvr

    Listed in the ADVERSE REACTIONS section of the FDA label for Rituximab-Pvvr. Read the label on DailyMed ›

Reported for Breadfruit but not commonly for Rituximab-Pvvr: an allergic reaction.

Effects for Rituximab-Pvvr come from the ADVERSE REACTIONS section of its FDA label; effects for Breadfruit come from the Natural Medicines adverse-effect record, quoted above. Wording is matched across sources by our own clinical vocabulary, so treat this as a prompt to pay attention, not a diagnosis.

Everything else you take

See Every Supplement That Interacts With Rituximab-Pvvr

This page covers Breadfruit only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Rituximab-Pvvr page lists 53 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Active Hexose Correlated Compound (ahcc) (moderate), Alfalfa (moderate), American Ginseng (moderate), Andrographis (moderate) and Ashwagandha (moderate).

By severity: 52 moderate · 1 minor.

From our pharmacist’s overview on the Rituximab-Pvvr page

“Rituximab-Pvvr (Ruxience) works by quieting part of the immune system, whether the target is lymphoma, leukemia, or rheumatoid arthritis, and nearly every supplement on this page pulls the other way. Echinacea, astragalus, American ginseng, and dozens of similar herbs and mushroom extracts show some capacity to stimulate immune activit…”

Reviewed by 2 · Jul 18, 2026

Open the Rituximab-Pvvr interaction page

How much people look this up

Where Breadfruit and Rituximab-Pvvr 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 Breadfruit
Steady interest

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

29 days ago today
Medication Rituximab-Pvvr
Steady interest

#2,569 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 Breadfruit reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 13, 2026. The Breadfruit and Rituximab-Pvvr records this page draws on were last updated July 10, 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 Breadfruit

What is Breadfruit?

  • Source of nutrition and energy
  • High blood pressure
  • Diabetes and blood sugar support
  • Inflammation and joint discomfort
  • Skin conditions

Breadfruit is a starchy tropical fruit eaten as a staple food, and its leaves are used in traditional medicine for conditions like high blood pressure and diabetes. As a food it is nutritious and generally safe, but the medicinal use of leaf teas or extracts has very little human research to back it up. Talk with your pharmacist or doctor before using breadfruit products for a health condition.

Artocarpus altilis · Moraceae · Fruit, seeds, leaves, and sometimes the bark or latex · Whole fruit (food), flour, leaf tea, capsules, and powders

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

Breadfruit: dosing

There is no established standardized dose for breadfruit as a medicine. When eaten as a food, normal serving sizes are used the same way you would eat potatoes or other starchy vegetables.For supplements, leaf teas, or extracts, follow the directions on the product label, since the strength of products can vary widely.

From our Breadfruit monograph — the full record covers uses, side effects and every documented interaction.

Read the full Breadfruit monograph & all interactions
Keep checking

Other Drugs & Breadfruit

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

0Major
438Moderate
504Minor
1,887No known interaction
Moderate

438 interactions

Showing 60 of 438 moderate interactions — see all 438 on the Breadfruit page.

Minor

504 interactions

Showing 60 of 504 minor interactions — see all 504 on the Breadfruit page.

No interaction 1,887 drugs checked — show the list
Evidence & sources

Breadfruit References

The 5 references that drive our Breadfruit 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. Weng JR, Chan SC, Lu YH, et al. Antiplatelet prenylflavonoids from Artocarpus communis. Phytochemistry 2006;67(8):824-829. PubMed
  2. Young RE, Williams LAD, Gardner MT, Fletcher CK. An extract of the leaves of the breadfruit Artocarpus altilis (parkinson) fosberg exerts a negative inotropic effect on rat myocardium. Phytother Res 2006;7(2):190-193.
  3. De Greef JM, Lieutier-Colas F, Bessot JC, et al. Urticaria and rhinitis to shrubs of Ficus benjamina and breadfruit in a banana-allergic road worker: evidence for a cross-sensitization between Moracea, banana and latex. Int Arch Allergy Immunol 2001;125(2
  4. Nwokocha CR, Owu DU, McLaren M, et al. Possible mechanisms of action of the aqueous extract of Artocarpus altilis (breadfruit) leaves in producing hypotension in normotensive Sprague-Dawley rats. Pharm Biol. 2012;50(9):1096-102.
  5. Qu W, Liu X. Identification of cytochrome P450 isoforms involved in the metabolism of artocarpin and assessment of its drug-drug interaction. Biomed Chromatogr. 2018;32(4). PubMed

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 Breadfruit and Rituximab-Pvvr Together: Common Questions

Is it safe to take Breadfruit with Rituximab-Pvvr?
We do not list a known interaction between Breadfruit and Rituximab-Pvvr. 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.
Do Breadfruit and Rituximab-Pvvr have any of the same side effects?
Yes — our sources link each of them separately to 2 of the same effects. That is not an interaction: neither changes how your body handles the other. It does mean that if one of those effects turns up, it can be harder to tell which one is behind it. They are listed on this page with the source behind each.
How was the Breadfruit and Rituximab-Pvvr combination checked?
Interactions in our licensed database are recorded against drug classes. Rituximab-Pvvr is filed under 1 classification, and Breadfruit has documented interactions with 5 drug classes — none of Rituximab-Pvvr's classifications are among them. A medication can belong to classes beyond those recorded in our dataset, so this describes how the check was run rather than guaranteeing safety.
Does Breadfruit interact with any other medications?
Yes. Breadfruit has 942 documented drug interactions in our database — Rituximab-Pvvr is simply not one of them. If you take anything else, it is worth checking each one; they are all listed on this page.
Does Rituximab-Pvvr interact with any supplements?
Yes. Rituximab-Pvvr has documented interactions with 53 supplements in our database — Breadfruit is not one of them. The Rituximab-Pvvr interaction page linked on this page lists every one, ranked by severity.

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

Still Have a Question About Rituximab-Pvvr and Breadfruit?

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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.