Drug & supplement interaction

Cade + Granisetron

Granisetron brand names: Kytril, Sustol.

No Known Interaction
The bottom line No known interaction

We found no known interaction between Cade and Granisetron 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 label for Granisetron states a food rule worth keeping to, and 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

Cade and Granisetron

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 Granisetron 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 Granisetron, 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 Granisetron and Cade? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
What to actually watch for

No Interaction Found — But Data Suggests Cade and Granisetron 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. 2 of them are worth acting on rather than waiting out — marked below.

  • Shortness of breath Worth acting on Additional detail

    Cade

    “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

    “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

    Granisetron

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

  • Hives Worth acting on Additional detail

    Cade

    “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

    Granisetron

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

  • A fast or pounding heartbeat / Low blood pressure Additional detail

    Cade

    “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

    Granisetron

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

  • Drowsiness / Anxiety or restlessness / Fever Additional detail

    Cade

    Recorded for Cade in the same Natural Medicines adverse-effect record shown under Shortness of breath above.

    Granisetron

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

  • Vomiting / Nausea Additional detail

    Cade

    “Oral ingestion of a "spoonful" of homemade cade oil was associated with gingival erosions, nausea, vomiting, and dyspepsia in a 32-year old man.”

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

    1 source 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

    Granisetron

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

  • Headache Additional detail

    Cade

    “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

    Granisetron

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

Reported for Cade but not commonly for Granisetron: an electrolyte imbalance, cough, a low platelet count and heart failure.

Effects for Granisetron come from the ADVERSE REACTIONS section of its FDA label; effects for Cade 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.

How to take them

Some Granisetron Products Have a Food Rule — Cade Should Not Break It

At least one FDA label for a product containing Granisetron says to take it on an empty stomach. Most supplements — Cade included — are taken with a meal, so the easy mistake is swallowing both together at breakfast. Where that rule applies, keep Granisetron on its own and move Cade to a meal later in the day.

This may not be true of your version. Food instructions belong to the product, not the ingredient: two Granisetron products can carry different directions, and extended-release forms often differ from immediate-release ones. The label we read is quoted below — check the directions on your own box or bottle, or ask your pharmacist, for how to take the exact product you were given.

Recommended Dosage ( 2.2 ): The recommended dosage in adults is 10 mg administered as a single subcutaneous injection at least 30 minutes before the start of emetogenic chemotherapy on Day 1.

From the Dosage and Administration section of the FDA label we read for Granisetron — where that label names a specific product, the instruction is that product's. Read the label on DailyMed ›

A food rule is not an interaction — it is about how much of the medicine you absorb. The directions that came with your own product, and your pharmacist, outrank anything on this page.

Everything else you take

See Every Supplement That Interacts With Granisetron

This page covers Cade only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Granisetron page lists 38 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Lithium (major), 5-htp (moderate), Acetyl-l-carnitine (moderate) and Ayahuasca (moderate).

By severity: 2 major · 25 moderate · 11 minor.

From our pharmacist’s overview on the Granisetron page

“Granisetron (Kytril, Sustol) blocks serotonin signals to stop nausea from chemotherapy and surgery, and this is a list that warrants real caution before you add a supplement to it. Most of the entries raise serotonin themselves, and stacking them on a serotonin-acting drug can push toward serotonin syndrome, a dangerous overload of tha…”

Reviewed by 2 · Jul 18, 2026

Open the Granisetron interaction page

How much people look this up

Where Cade and Granisetron 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

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

29 days ago today
Medication Granisetron
Steady interest

#2,677 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 20, 2026. The Cade and Granisetron 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 Granisetron

What Is Granisetron Used For?

Brand names: Kytril, Sustol

Granisetron is used to prevent nausea and vomiting linked to emetogenic (nausea-causing) cancer chemotherapy — including high-dose cisplatin — and radiation therapy, including total body irradiation and fractionated abdominal radiation. Granisetron hydrochloride tablets and Granisol oral solution are approved for both the chemotherapy and radiation indications. Sancuso skin patch is approved for prevention of nausea and vomiting in adults receiving moderately and/or highly emetogenic chemotherapy regimens of up to 5 consecutive days.

Granisetron hydrochloride injection (intravenous) is also used to prevent and treat postoperative nausea and vomiting in adults. Sustol (subcutaneous injection) is used in combination with other anti-nausea medicines in adults specifically for the prevention of acute and delayed nausea and vomiting associated with moderately emetogenic chemotherapy or anthracycline and cyclophosphamide combination chemotherapy regimens.

See full Granisetron 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
No interaction 2,829 drugs checked — show the list
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 Granisetron Together: Common Questions

Is it safe to take Cade with Granisetron?
We do not list a known interaction between Cade and Granisetron. 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 Cade and Granisetron have any of the same side effects?
Yes — our sources link each of them separately to 10 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.
Should I take Cade and Granisetron at the same time of day?
At least one FDA label for a product containing Granisetron says to take it on an empty stomach, and supplements are usually taken with a meal — so taking them together at breakfast is the easy mistake. Where that applies, keep Granisetron on its own and move Cade to a meal later in the day. Food instructions belong to the product rather than the ingredient, so check the directions on your own box. This is about absorption, not an interaction.
Does Granisetron interact with any supplements?
Yes. Granisetron has documented interactions with 38 supplements in our database — Cade is not one of them. The Granisetron interaction page linked on this page lists every one, ranked by severity.

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

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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.