Drug & supplement interaction

Skunk Cabbage + Propranolol

Propranolol brand names: Inderal LA, Inderal, Angilol, Syprol, Inderal Injection, and others.

No Known Interaction
The bottom line No known interaction

We found no known interaction between Skunk Cabbage and Propranolol 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

Skunk Cabbage and Propranolol

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 Propranolol and Skunk Cabbage 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 Skunk Cabbage at all — not against Propranolol, 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.

Skunk Cabbage safety at a glance

Skunk Cabbage overall Use caution Fresh plant can cause severe mouth and throat irritation, and safety has not been well studied.
Pregnancy Possibly Unsafe When used orally; avoid using. It may affect the menstrual cycle, and its irritant properties may stimulate uterine contractions. Read the full pregnancy detail
Breastfeeding Possibly Unsafe When used orally; avoid using. It may affect the menstrual cycle, and its irritant properties may stimulate uterine contractions. 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 Propranolol and Skunk Cabbage? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
What to actually watch for

What Skunk Cabbage Itself Has Been Linked To

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

  • Itching Additional detail

    “Topically, fresh skunk cabbage can cause severe itching, inflammation, and blistering (4,4502).”

    Skunk Cabbage · Natural Medicines adverse-effect record, reported in pruritus.

    2 sources cited
    1. 4. Newall CA, Anderson LA, Philpson JD. Herbal Medicine: A Guide for Healthcare Professionals. London, UK: The Pharmaceutical Press, 1996.
    2. 4502. Duke JA. CRC handbook of medicinal herbs. 1st ed. Boca Raton, FL: CRC Press, LLC, 1985.
  • Stomach pain / Diarrhea / Vomiting / Nausea Additional detail

    “Orally, large amounts of skunk cabbage have been reported to cause nausea and vomiting (18,4502). Excessive use can cause abdominal cramps, burning, blistering in the mouth and throat, nausea, and watery or bloody diarrhea (12).”

    Skunk Cabbage · Natural Medicines adverse-effect record, reported in diarrhea.

    3 sources cited
    1. 18. Gruenwald J, Brendler T, Jaenicke C. PDR for Herbal Medicines. 1st ed. Montvale, NJ: Medical Economics Company, Inc., 1998.
    2. 4502. Duke JA. CRC handbook of medicinal herbs. 1st ed. Boca Raton, FL: CRC Press, LLC, 1985.
    3. 12. McGuffin M, Hobbs C, Upton R, Goldberg A, eds. American Herbal Products Association's Botanical Safety Handbook. Boca Raton, FL: CRC Press, LLC 1997.
  • Dizziness / Headache Additional detail

    “Orally, large amounts of skunk cabbage have been reported to cause headache, vertigo, and vision dimming (18,4502).”

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

    2 sources cited
    1. 18. Gruenwald J, Brendler T, Jaenicke C. PDR for Herbal Medicines. 1st ed. Montvale, NJ: Medical Economics Company, Inc., 1998.
    2. 4502. Duke JA. CRC handbook of medicinal herbs. 1st ed. Boca Raton, FL: CRC Press, LLC, 1985.

Everything above comes from the Natural Medicines adverse-effect record for Skunk Cabbage — expand a row for the licensed statement it rests on. We haven’t matched Propranolol 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 Propranolol.

Special populations

Skunk Cabbage in Pregnancy & Breastfeeding

Pregnancy And Lactation Possibly Unsafe

When used orally; avoid using. It may affect the menstrual cycle, and its irritant properties may stimulate uterine contractions.

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 Propranolol

This page covers Skunk Cabbage only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Propranolol page lists 236 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), American Hellebore (major), American Mistletoe (major), Indian Snakeroot (major) and Tyramine (major).

By severity: 5 major · 194 moderate · 37 minor.

From our pharmacist’s overview on the Propranolol page

“Propranolol (Inderal) slows the heart and lowers blood pressure, which is exactly why its 236-ingredient interaction list deserves genuine care. Five entries rate major, and those are the ones to understand first.”

Reviewed by 2 · Jul 18, 2026

Open the Propranolol interaction page

One more smart check

Taking Skunk Cabbage as Part of a Dietary Supplement Product? Check It for Interactions

We hold 60 real supplement products containing Skunk Cabbage, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Skunk Cabbage. Even though Skunk Cabbage itself has no known interaction with Propranolol, 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 Skunk Cabbage and Propranolol 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 Skunk Cabbage
Top half

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

29 days ago today
Medication Propranolol
Top 1%

#11 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 Skunk Cabbage reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 13, 2026. The Skunk Cabbage and Propranolol 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 Skunk Cabbage

What is Skunk Cabbage?

Skunk Cabbage
  • Cough and bronchitis
  • Asthma and respiratory complaints
  • Skin problems and wounds (poultice)
  • Inflammation
  • Nerve and muscle complaints

Skunk cabbage is a North American plant with a long history of traditional use for breathing and skin problems, but there is very little modern scientific evidence to support these uses or to confirm it is safe. The fresh plant contains sharp calcium oxalate crystals that can cause intense burning and irritation. Because safety is poorly understood, talk with a pharmacist or doctor before using it.

Symplocarpus foetidus · Araceae · Root (rhizome) and sometimes the leaves · Dried root, tincture, extract, poultice; rarely capsules or tea

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

Skunk Cabbage: dosing

There is no established or standardized dose for skunk cabbage. Traditional preparations varied widely, and there is not enough modern research to recommend a safe and effective amount.If you choose to use a commercial product, follow the directions on the label and do not exceed them.

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

Read the full Skunk Cabbage monograph & all interactions
Medication

About Propranolol (Cardiovascular)

What Is Propranolol (Cardiovascular) Used For?

Brand names: Inderal LA, Inderal, Angilol, Syprol, Inderal Injection, Half-Inderal LA, Bedranol SR, Half Beta Prograne, Beta Prograne, Lopranol LA, Slo-Pro, InnoPran XL

This intravenous (IV) form of propranolol is used in hospital or clinical settings to treat dangerous heart rhythm problems. It is generally reserved for life-threatening arrhythmias (abnormal heart rhythms) or those that occur during anesthesia.

Specific conditions it treats include fast heart rates coming from the upper chambers of the heart (supraventricular tachycardia), certain arrhythmias caused by digitalis toxicity, dangerous ventricular rhythms that haven't responded to other treatments, and fast heart rates caused by excess adrenaline-like substances during surgery.

See full Propranolol (Cardiovascular) drug information
Keep checking

Other Drugs & Skunk Cabbage

Browse every other medication we’ve checked against Skunk Cabbage — 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

Skunk Cabbage References

The 4 references that drive our Skunk Cabbage 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. Newall CA, Anderson LA, Philpson JD. Herbal Medicine: A Guide for Healthcare Professionals. London, UK: The Pharmaceutical Press, 1996.
  2. McGuffin M, Hobbs C, Upton R, Goldberg A, eds. American Herbal Products Association's Botanical Safety Handbook. Boca Raton, FL: CRC Press, LLC 1997.
  3. Gruenwald J, Brendler T, Jaenicke C. PDR for Herbal Medicines. 1st ed. Montvale, NJ: Medical Economics Company, Inc., 1998.
  4. Duke JA. CRC handbook of medicinal herbs. 1st ed. Boca Raton, FL: CRC Press, LLC, 1985.

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 Skunk Cabbage and Propranolol Together: Common Questions

Is it safe to take Skunk Cabbage with Propranolol?
We do not list a known interaction between Skunk Cabbage and Propranolol. 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 Propranolol interact with any supplements?
Yes. Propranolol has documented interactions with 236 supplements in our database — Skunk Cabbage is not one of them. The Propranolol 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 Propranolol and Skunk Cabbage?

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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.