Drug & supplement interaction

Cade + Efgartigimod alfa-fcab

Efgartigimod alfa-fcab brand name: Vyvgart.

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 Cade and Efgartigimod alfa-fcab 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

Cade and Efgartigimod alfa-fcab

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 Efgartigimod alfa-fcab and Cade 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 Cade at all — not against Efgartigimod alfa-fcab, 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.

Cade safety at a glance

Cade overall Use caution Generally used topically only and in small amounts; not for internal use and best used under guidance.
Pregnancy Avoid Safety has not been established, so avoid use during pregnancy.
Breastfeeding Avoid Not enough safety information, so avoid use while breastfeeding.

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

Still wondering about combining Efgartigimod alfa-fcab and Cade? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
What to actually watch for

What Cade Itself Has Been Linked To

This is not an interaction — nothing below involves Efgartigimod alfa-fcab. It is the side-effect record for Cade on its own, from the licensed Natural Medicines monograph. If something new turns up after you add Cade, this list is the first place to look. 7 entries are worth acting on rather than waiting out — marked below.

  • An electrolyte imbalance / Confusion Worth acting on Additional detail

    “Topical application of rectified cade oil 1% to 5% is well tolerated (16). Oral use of rectified or crude cade oil and topical use of crude cade oil are associated with serious adverse effects when taken either in single or multiple doses. Adverse effects associated with topical application generally occur in infants and children.”

    Cade · Natural Medicines adverse-effect record, reported in acute respiratory distress syndrome (ards).

    5 sources cited
    1. 16. Gennaro A. Remington: The Science and Practice of Pharmacy. 19th ed. Lippincott: Williams & Wilkins, 1996.
    2. 94770. Achour S, Abourazzak S, Mokhtari A, et al. Juniper tar (cade oil) poisoning in new born after a cutaneous application. BMJ Case Reports 2011 Oct 28;2011. PubMed
    3. 94772. Skalli S, Chebat A, Badrane N, Bencheikh RS. Side effects of cade oil in Morocco: an analysis of reports in the Moroccan herbal products database from 2004 to 2012. Food Chem Toxicol 2014;64:81-5. PubMed
    4. 57209. Koruk, S. T., Ozyilkan, E., Kaya, P., Colak, D., Donderici, O., and Cesaretli, Y. Juniper tar poisoning. Clin.Toxicol.(Phila) 2005;43(1):47-49. PubMed
    5. 94776. Rahmani H, Leonhardt S, Beladdale D, et al. Severe acute lung oedema after rectal enema with cade oil (abstract). European Association of Poisons Centres and Clinical Toxicologists XXIV International Congress, Strasbourg, 2004. Clin Toxicol 2004;42(4):487
  • Heart failure Worth acting on Additional detail

    “Oral ingestion and topical application of cade oil have been associated with hypotension, tachycardia, and heart failure.”

    Cade · Natural Medicines adverse-effect record, reported in congestive heart failure (chf).

    2 sources cited
    1. 94770. Achour S, Abourazzak S, Mokhtari A, et al. Juniper tar (cade oil) poisoning in new born after a cutaneous application. BMJ Case Reports 2011 Oct 28;2011. PubMed
    2. 94776. Rahmani H, Leonhardt S, Beladdale D, et al. Severe acute lung oedema after rectal enema with cade oil (abstract). European Association of Poisons Centres and Clinical Toxicologists XXIV International Congress, Strasbourg, 2004. Clin Toxicol 2004;42(4):487
  • Seizures Worth acting on Additional detail

    “Oral ingestion and topical application of cade oil have been associated with headache, convulsions, and coma.”

    Cade · Natural Medicines adverse-effect record, reported in cluster headache.

    3 sources cited
    1. 57209. Koruk, S. T., Ozyilkan, E., Kaya, P., Colak, D., Donderici, O., and Cesaretli, Y. Juniper tar poisoning. Clin.Toxicol.(Phila) 2005;43(1):47-49. PubMed
    2. 94770. Achour S, Abourazzak S, Mokhtari A, et al. Juniper tar (cade oil) poisoning in new born after a cutaneous application. BMJ Case Reports 2011 Oct 28;2011. PubMed
    3. 94776. Rahmani H, Leonhardt S, Beladdale D, et al. Severe acute lung oedema after rectal enema with cade oil (abstract). European Association of Poisons Centres and Clinical Toxicologists XXIV International Congress, Strasbourg, 2004. Clin Toxicol 2004;42(4):487
  • A low platelet count / Anemia / A low white blood cell count Worth acting on Additional detail

    “Oral ingestion and topical application of cade oil have been associated with anemia, leukopenia, neutropenia, and thrombocytopenia.”

    Cade · Natural Medicines adverse-effect record, reported in anemia.

    2 sources cited
    1. 57209. Koruk, S. T., Ozyilkan, E., Kaya, P., Colak, D., Donderici, O., and Cesaretli, Y. Juniper tar poisoning. Clin.Toxicol.(Phila) 2005;43(1):47-49. PubMed
    2. 94772. Skalli S, Chebat A, Badrane N, Bencheikh RS. Side effects of cade oil in Morocco: an analysis of reports in the Moroccan herbal products database from 2004 to 2012. Food Chem Toxicol 2014;64:81-5. PubMed
  • Kidney problems Worth acting on Additional detail

    “Oral ingestion and topical application of cade oil can result in acute renal failure (16,57209,94770,94772).”

    Cade · Natural Medicines adverse-effect record, reported in kidney failure.

    4 sources cited
    1. 16. Gennaro A. Remington: The Science and Practice of Pharmacy. 19th ed. Lippincott: Williams & Wilkins, 1996.
    2. 57209. Koruk, S. T., Ozyilkan, E., Kaya, P., Colak, D., Donderici, O., and Cesaretli, Y. Juniper tar poisoning. Clin.Toxicol.(Phila) 2005;43(1):47-49. PubMed
    3. 94770. Achour S, Abourazzak S, Mokhtari A, et al. Juniper tar (cade oil) poisoning in new born after a cutaneous application. BMJ Case Reports 2011 Oct 28;2011. PubMed
    4. 94772. Skalli S, Chebat A, Badrane N, Bencheikh RS. Side effects of cade oil in Morocco: an analysis of reports in the Moroccan herbal products database from 2004 to 2012. Food Chem Toxicol 2014;64:81-5. PubMed
  • Shortness of breath Worth acting on Additional detail

    “Oral ingestion and topical application of cade oil have been associated with respiratory distress, tachypnea, and pulmonary edema.”

    Cade · Natural Medicines adverse-effect record, reported in acute respiratory distress syndrome (ards).

    2 sources cited
    1. 94770. Achour S, Abourazzak S, Mokhtari A, et al. Juniper tar (cade oil) poisoning in new born after a cutaneous application. BMJ Case Reports 2011 Oct 28;2011. PubMed
    2. 94776. Rahmani H, Leonhardt S, Beladdale D, et al. Severe acute lung oedema after rectal enema with cade oil (abstract). European Association of Poisons Centres and Clinical Toxicologists XXIV International Congress, Strasbourg, 2004. Clin Toxicol 2004;42(4):487
  • Hives Worth acting on Additional detail

    “Topical application of cade oil can cause urticaria, localized edema, and purpura. After oral ingestion of a "spoonful" of homemade cade oil, a 32-year old man developed a maculopapular rash with pustular lesions around the nose and mouth.”

    Cade · Natural Medicines adverse-effect record, reported in pregnancy-related edema.

    2 sources cited
    1. 94772. Skalli S, Chebat A, Badrane N, Bencheikh RS. Side effects of cade oil in Morocco: an analysis of reports in the Moroccan herbal products database from 2004 to 2012. Food Chem Toxicol 2014;64:81-5. PubMed
    2. 57209. Koruk, S. T., Ozyilkan, E., Kaya, P., Colak, D., Donderici, O., and Cesaretli, Y. Juniper tar poisoning. Clin.Toxicol.(Phila) 2005;43(1):47-49. PubMed

Showing the 10 most notable of 23 recorded effects — ranked by how unusual each one is across medicines generally, with serious effects weighted up.

Everything above comes from the Natural Medicines adverse-effect record for Cade — expand a row for the licensed statement it rests on. We haven’t matched Efgartigimod alfa-fcab to its FDA label in our system yet, so we can’t compare its own side-effect list here — the leaflet that comes with your prescription is the authoritative list for Efgartigimod alfa-fcab.

Everything else you take

See Every Supplement That Interacts With Efgartigimod alfa-fcab

This page covers Cade only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Efgartigimod alfa-fcab 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 Efgartigimod alfa-fcab page

“Every supplement on this list points the same direction for someone taking efgartigimod alfa-fcab (Vyvgart). The drug works by dialing down part of the immune system to treat generalized myasthenia gravis, and each of these ingredients, echinacea, astragalus, and American ginseng among them, is thought to stimulate immunity, which coul…”

Reviewed by 2 · Jul 18, 2026

Open the Efgartigimod alfa-fcab interaction page

How much people look this up

Where Cade and Efgartigimod alfa-fcab 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 Cade
Steady interest

#1,213 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Efgartigimod alfa-fcab
Top half

#1,178 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 Cade reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 13, 2026. The Cade and Efgartigimod alfa-fcab 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 Cade

What is Cade?

  • Psoriasis and eczema
  • Itchy or scaly scalp (dandruff)
  • Minor skin irritation
  • Antiseptic for the skin
  • Hair and scalp care

Cade oil (juniper tar) is a dark, tar-like oil distilled from the wood of the prickly juniper and is used almost entirely on the skin and scalp for conditions like psoriasis, eczema, and dandruff. Good-quality human research is limited, and there are real safety concerns, so it should only be used on the skin, carefully and in small amounts. Talk with a pharmacist or doctor before using it, and never take it by mouth.

Juniperus oxycedrus · Cupressaceae · Wood and branches, used to make cade oil (juniper tar) · Cade oil (juniper tar), topical creams, ointments, shampoos, and soaps

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

Cade: dosing

There is no established standard dose for cade oil. It is most often found already mixed into shampoos, soaps, creams, or ointments at low concentrations rather than used as a pure oil.The best approach is to follow the directions on the product label and not apply more or more often than recommended.

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

Read the full Cade monograph & all interactions
Medication

About Efgartigimod alfa-fcab Injection

What Is Efgartigimod alfa-fcab Injection Used For?

Brand name: Vyvgart

  • Efgartigimod alfa-fcab injection is used to treat a certain form of myasthenia gravis (MG; a disorder of the nervous system that causes muscle weakness). Efgartigimod alfa-fcab is in a group of medications called monoclonal antibodies. It works by reducing a certain natural substance in the body that causes symptoms of myasthenia gravis.

See full Efgartigimod alfa-fcab Injection drug information
Keep checking

Other Drugs & Cade

Browse every other medication we’ve checked against Cade — 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 Cade 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 Cade list.

See the full Cade interactions page
See every supplement checked against Efgartigimod alfa-fcab, ranked by severity
Evidence & sources

Cade References

The 5 references that drive our Cade 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. Gennaro A. Remington: The Science and Practice of Pharmacy. 19th ed. Lippincott: Williams & Wilkins, 1996.
  2. Koruk, S. T., Ozyilkan, E., Kaya, P., Colak, D., Donderici, O., and Cesaretli, Y. Juniper tar poisoning. Clin.Toxicol.(Phila) 2005;43(1):47-49. PubMed
  3. Achour S, Abourazzak S, Mokhtari A, et al. Juniper tar (cade oil) poisoning in new born after a cutaneous application. BMJ Case Reports 2011 Oct 28;2011. PubMed
  4. Skalli S, Chebat A, Badrane N, Bencheikh RS. Side effects of cade oil in Morocco: an analysis of reports in the Moroccan herbal products database from 2004 to 2012. Food Chem Toxicol 2014;64:81-5. PubMed
  5. Rahmani H, Leonhardt S, Beladdale D, et al. Severe acute lung oedema after rectal enema with cade oil (abstract). European Association of Poisons Centres and Clinical Toxicologists XXIV International Congress, Strasbourg, 2004. Clin Toxicol 2004;42(4):487

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 Cade and Efgartigimod alfa-fcab Together: Common Questions

Is it safe to take Cade with Efgartigimod alfa-fcab?
We do not list a known interaction between Cade and Efgartigimod alfa-fcab. 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 Efgartigimod alfa-fcab interact with any supplements?
Yes. Efgartigimod alfa-fcab has documented interactions with 53 supplements in our database — Cade is not one of them. The Efgartigimod alfa-fcab 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

Cade monograph Uses, safety profile, and every drug interaction in one place Efgartigimod alfa-fcab Injection drug information The full plain-English guide to this medication Efgartigimod alfa-fcab supplement interactions Every supplement checked against Efgartigimod alfa-fcab, 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 5 citations behind this page Ask a pharmacist Free, personal answer from our licensed team

Still Have a Question About Efgartigimod alfa-fcab and Cade?

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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.