Drug & supplement interaction

Bovine Cartilage + Barium Sulfate

Barium Sulfate brand names: E-Z-HD, Readi-Cat 2, Readi-Cat 2 Smoothies, Varibar.

No Known Interaction
The bottom line No known interaction

We found no known interaction between Bovine Cartilage and Barium Sulfate 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

Bovine Cartilage and Barium Sulfate

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 Barium Sulfate and Bovine Cartilage 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 Bovine Cartilage at all — not against Barium Sulfate, 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.

Bovine Cartilage safety at a glance

Bovine Cartilage overall Use caution Generally considered low-risk by mouth for short periods, but evidence on safety and benefit is limited.
Pregnancy Avoid Safety has not been established; avoid use during pregnancy.
Breastfeeding Avoid Safety has not been established; avoid use while breastfeeding.

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

Still wondering about combining Barium Sulfate and Bovine Cartilage? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
What to actually watch for

No Interaction Found — But Data Suggests Bovine Cartilage and Barium Sulfate 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.

  • An allergic reaction Worth acting on Additional detail

    Bovine Cartilage

    “Local allergic reactions, manifesting as local redness, swelling, and itching, have been reported in patients receiving intramuscular or subcutaneous injections of bovine cartilage. However, rates of these adverse events in one study were similar to placebo.”

    Bovine Cartilage · Natural Medicines adverse-effect record, reported in pruritus.

    2 sources cited
    1. 2010. Prudden JF. The treatment of human cancer with agents prepared from bovine cartilage. J Biol Response Mod 1985;4:551-84.
    2. 92771. Pavelka K, Gatterova J, Gollerova V, et al. A 5-year randomized controlled, double-blind study of glycosaminoglycan polysulphuric acid complex (Rumalon) as a structure modifying therapy in osteoarthritis of the hip and knee. Osteoarthritis Cartilage 2000; PubMed

    Barium Sulfate

    Listed in the ADVERSE REACTIONS section of the FDA label for Barium Sulfate. Read the label on DailyMed ›

  • Diarrhea reported in 6.2% of FDA reports for Barium Sulfate Additional detail

    Bovine Cartilage

    “Orally, bovine cartilage can cause gastrointestinal upset and osmotic diarrhea.”

    Bovine Cartilage · Natural Medicines adverse-effect record, reported in diarrhea.

    1 source cited
    1. 2009. Prudden JF, Balassa LL. The biological activity of bovine cartilage preparations. Clinical demonstration of their potent anti-inflammatory capacity with supplementary notes on certain relevant fundamental supportive studies. Semin Arthritis Rheum 1974;3:2 PubMed

    Barium Sulfate

    Listed in the ADVERSE REACTIONS section of the FDA label for Barium Sulfate, and in voluntary FDA adverse-event reports. Read the label on DailyMed ›

Reported for Bovine Cartilage but not commonly for Barium Sulfate: stomach upset, swelling, itching and tiredness.

Effects for Barium Sulfate come from the ADVERSE REACTIONS section of its FDA label; effects for Bovine Cartilage come from the Natural Medicines adverse-effect record, quoted above. Where a percentage is shown, it is the share of 434 voluntary FDA FAERS reports for Barium Sulfate that mention that effect — a reporting proportion, not an incidence rate and not evidence the drug caused it. 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 Barium Sulfate

This page covers Bovine Cartilage only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Barium Sulfate 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.

From our pharmacist’s overview on the Barium Sulfate page

“Barium sulfate (Readi-Cat, Varibar, E-Z-HD) is the chalky liquid you drink so a CT scan or X-ray can see your stomach and intestines, and the 17 supplement interactions on file here deserve genuine attention before scan day. Every ingredient listed acts where barium works, in the gut.”

Reviewed by 2 · Jul 18, 2026

Open the Barium Sulfate interaction page

How much people look this up

Where Bovine Cartilage and Barium Sulfate 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 Bovine Cartilage
Steady interest

#1,280 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Barium Sulfate
Steady interest

#2,436 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 Bovine Cartilage reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 20, 2026. The Bovine Cartilage and Barium Sulfate 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 Bovine Cartilage

What is Bovine Cartilage?

  • Osteoarthritis and joint pain
  • Cancer support (unproven)
  • Wound healing
  • Inflammation
  • Skin conditions like psoriasis

Bovine cartilage is an animal-derived supplement that some people use for joint health, inflammation, and as an unproven cancer aid. The scientific evidence supporting these uses is weak and largely outdated, and quality human studies are lacking. Talk with your pharmacist or doctor before using it, especially if you have a serious medical condition.

Cartilage tissue from cattle (often trachea and joint cartilage) · Capsules, powders, tablets, and topical or injectable preparations (historically)

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

Bovine Cartilage: dosing

There is no well-established standard dose for bovine cartilage. Products differ widely in their strength and form, and reliable dosing guidelines from clinical studies are lacking.If you choose to use it, follow the directions on the product label and do not exceed the recommended amount.

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

Read the full Bovine Cartilage monograph & all interactions
Medication

About Barium Sulfate

What Is Barium Sulfate Used For?

Brand names: E-Z-HD, Readi-Cat 2, Readi-Cat 2 Smoothies, Varibar

Barium sulfate is used before imaging studies to help doctors see the inside of the digestive tract on X-rays and CT scans. Different branded products are approved for different procedures and patient groups.

Readi-Cat 2 and Readi-Cat 2 Smoothie flavors are used to outline the GI tract during CT scans of the abdomen. E-Z-Paque and Liquid E-Z-Paque are used for single-contrast X-ray studies of the esophagus, stomach, and small bowel. E-Z-HD is used for double-contrast X-ray studies of the esophagus, stomach, and duodenum in patients 12 and older. E-Z-Disk tablets help evaluate whether the esophagus is open (patent) in patients 12 and older. ENTERO Vu 24% is used for small bowel X-ray exams in adults. E-Z-Paste is used in single-contrast X-rays of the esophagus, pharynx, and related areas. Varibar Pudding, Varibar Honey, Varibar Nectar, Varibar Thin Honey, and Varibar Thin Liquid are used in modified barium swallow studies to assess how well a person swallows.

Most-Reported Side Effects for Barium Sulfate

From FAERS, the FDA’s public side-effect reporting system (434 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Aspiration 69 reports
Urticaria 28 reports
Diarrhea 27 reports
Pruritus 19 reports
Acute kidney injury 18 reports
See full Barium Sulfate drug information
Keep checking

Other Drugs & Bovine Cartilage

Browse every other medication we’ve checked against Bovine Cartilage — 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
No interaction 2,829 drugs checked — show the list
Evidence & sources

Bovine Cartilage References

The 6 references that drive our Bovine Cartilage 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. Prudden JF, Balassa LL. The biological activity of bovine cartilage preparations. Clinical demonstration of their potent anti-inflammatory capacity with supplementary notes on certain relevant fundamental supportive studies. Semin Arthritis Rheum 1974;3:2 PubMed
  2. Prudden JF. The treatment of human cancer with agents prepared from bovine cartilage. J Biol Response Mod 1985;4:551-84.
  3. Durk, H., Haase, K., Saal, J., Becker, W., and Berg, P. A. Nephrotic syndrome after injections of bovine cartilage and marrow extract. Lancet 3-18-1989;1(8638):614. PubMed
  4. Schacht, E. and Roetz, R. Nephrotic syndrome after injections of bovine cartilage and marrow extract. Lancet 4-29-1989;1(8644):963. PubMed
  5. Berg, P. A., Durk, H., Saal, J., and Hopf, G. Bovine cartilage and marrow extract. Lancet 6-3-1989;1(8649):1275. PubMed
  6. Pavelka K, Gatterova J, Gollerova V, et al. A 5-year randomized controlled, double-blind study of glycosaminoglycan polysulphuric acid complex (Rumalon) as a structure modifying therapy in osteoarthritis of the hip and knee. Osteoarthritis Cartilage 2000; 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 Bovine Cartilage and Barium Sulfate Together: Common Questions

Is it safe to take Bovine Cartilage with Barium Sulfate?
We do not list a known interaction between Bovine Cartilage and Barium Sulfate. 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 Bovine Cartilage and Barium Sulfate 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.
Does Barium Sulfate interact with any supplements?
Yes. Barium Sulfate has documented interactions with 17 supplements in our database — Bovine Cartilage is not one of them. The Barium Sulfate 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 Barium Sulfate and Bovine Cartilage?

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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.