Cascarilla + Psuedoephedrine Hydrochloride
Psuedoephedrine Hydrochloride brand name: Efidac 24.
We found no known interaction between Cascarilla and Psuedoephedrine Hydrochloride 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.
Cascarilla and Psuedoephedrine Hydrochloride
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 Psuedoephedrine Hydrochloride and Cascarilla 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 Cascarilla at all — not against Psuedoephedrine Hydrochloride, 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.
Cascarilla safety at a glance
Safety guidance is general; always confirm with your pharmacist or doctor for your situation.
See Every Supplement That Interacts With Psuedoephedrine Hydrochloride
This page covers Cascarilla only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Psuedoephedrine Hydrochloride page lists 63 supplements it has a documented interaction with, worst first, each one explained.
The most serious there right now: Activated Charcoal (major), Ephedra (major), Peyote (major), Rauvolfia Vomitoria (major) and Sida Cordifolia (major).
By severity: 5 major · 45 moderate · 13 minor.
From our pharmacist’s overview on the Psuedoephedrine Hydrochloride page
“Pseudoephedrine (Efidac 24) is already a stimulant, which is why this list deserves a careful read. Most of the 63 ingredients here, 44 of them, add their own stimulant push, raising the odds of jittery nerves, a racing heart, and higher blood pressure.”
Reviewed by 2 · Jul 18, 2026
Where Cascarilla and Psuedoephedrine Hydrochloride 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.
#1,303 of 1,452 supplements looked up here in the last 7 days
#1,066 of 2,830 medications looked up here in the last 7 days
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. Cascarilla is not yet covered by that licensed database, so its write-up cites publicly available medical sources directly (see the references below).
- Citation library: 103,510 references behind our interaction content, 65,311 of them resolved to verified PubMed/DOI sources. See every Cascarilla reference on this page ↓
- Freshness: we automatically re-check this combination every week — this pair was last verified September 13, 2026. The Cascarilla and Psuedoephedrine Hydrochloride records this page draws on were last updated June 22, 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.
About Cascarilla
What is Cascarilla?
- Digestive upset and poor appetite
- Bitter tonic for the stomach
- Mild fever or chills (traditional)
- Flavoring agent
- Aromatic/incense use
Cascarilla is the aromatic, bitter bark of a Caribbean shrub (Croton eluteria) that has long been used as a digestive bitter and a flavoring. Modern scientific evidence for any health benefit is very limited, so it should be viewed as a traditional remedy rather than a proven treatment. Talk with your pharmacist or doctor before using it, and avoid it during pregnancy and breastfeeding.
Croton eluteria · Euphorbiaceae · Dried bark (and an essential oil distilled from it) · Tincture, bitters, tea, essential oil, and a flavoring in some liqueurs and tobacco products
An interaction check asks whether these two react with each other — it does not ask whether Cascarilla is a good idea for someone in your situation. Here is what our Cascarilla record says about it on its own.
Cascarilla: dosing
There is no well-established or standardized medicinal dose for cascarilla. Traditional use typically involves small amounts of bark steeped as a tea or a few drops of tincture used as a bitter.Because product strengths vary widely, the safest approach is to follow the directions on the product label and not exceed them.
From our Cascarilla monograph — the full record covers uses, side effects and every documented interaction.
Other Drugs & Cascarilla
Browse every other medication we’ve checked against Cascarilla — both the ones with a known interaction and the ones without. Select any drug for the full detail.
No drugs match “”.
No interaction 2,829 drugs checked — show the list
We also checked Cascarilla against these medications and found no known interaction in our sources. Open any page to confirm.
- Apixaban ›
- Levothyroxine ›
- Amlodipine ›
- Methylphenidate ›
- Warfarin ›
- Sertraline ›
- Testosterone ›
- Losartan Potassium ›
- Metoprolol ›
- Aspirin ›
- Ivermectin ›
- Rivaroxaban ›
- Rosuvastatin ›
- Escitalopram ›
- Tadalafil ›
- Acetaminophen ›
- Clopidogrel ›
- Valacyclovir ›
- Atorvastatin ›
- Docusate ›
- Hydroxyurea ›
- Abemaciclib ›
- Methamphetamine ›
- Ibuprofen ›
- Sumatriptan ›
- Semaglutide ›
- Tirzepatide ›
- Warfarin Sodium ›
- Prednisone ›
- Propranolol ›
- Lisdexamfetamine ›
- Acyclovir ›
- Bupropion ›
- Metformin ›
- Amoxicillin ›
- Lisinopril ›
- Bendamustine ›
- Amitriptyline ›
- Doxycycline ›
- Lamotrigine ›
- Fluoxetine ›
- Methotrexate ›
- Acetaminophen, Codeine ›
- Gabapentin ›
- Amphetamine ›
- Pregabalin ›
- Isotretinoin ›
- Dextroamphetamine ›
- Azithromycin ›
- Clonazepam ›
- Quetiapine ›
- Omeprazole ›
- Amlodipine Besylate ›
- Methylene Blue ›
- Duloxetine ›
- Buspirone ›
- Letrozole ›
- Citalopram ›
- Ciprofloxacin ›
- Naproxen ›
Showing the 60 most looked-up of 2,829 medications checked with no known interaction — see the full Cascarilla list.
Cascarilla References
The 3 sources that drive our Cascarilla monograph — publicly available pages from reputable medical and government organizations. Every link was verified to work before publishing. Cascarilla is not covered by the licensed Natural Medicines interaction database, so its page cites these public sources directly.
- Croton eluteria (Cascarilla) — U.S. National Library of Medicine, PubChem Source
- Herbs at a Glance — NIH National Center for Complementary and Integrative Health Source
- Herbs and Supplements — MedlinePlus Source
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.
Taking Cascarilla and Psuedoephedrine Hydrochloride Together: Common Questions
Is it safe to take Cascarilla with Psuedoephedrine Hydrochloride?
Does Psuedoephedrine Hydrochloride interact with any supplements?
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.