Drug & supplement interaction

Rooibos + Oxcarbazepine

Oxcarbazepine brand names: Trileptal, Oxtellar XR.

No Known Interaction
Medically reviewed by · Updated July 2026 · Pair last verified Sep 27, 2026
The bottom line No known interaction

We found no known interaction between Rooibos and Oxcarbazepine 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

Rooibos and Oxcarbazepine

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 Oxcarbazepine and Rooibos 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.

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.

Rooibos safety at a glance

Rooibos overall Generally safe Rooibos tea is generally considered safe for most people when consumed in normal beverage amounts.
Pregnancy Use caution Likely fine as an occasional beverage, but concentrated extracts haven't been studied, so check with your provider.
Breastfeeding Use caution Little research exists, so use caution with extracts and ask your provider before regular use.

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

Still wondering about combining Oxcarbazepine and Rooibos? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
How we checked

Why No Interaction Is Listed for Oxcarbazepine

Interactions in our licensed database are recorded against drug classes, not just single drug names. Oxcarbazepine is filed under 5 classifications — including anticonvulsants, cytochrome p450 2c19 (cyp2c19) inhibitors, cytochrome p450 3a4 (cyp3a4) inducers. Rooibos has documented interactions with 7 drug classes — the most serious being ace inhibitors (aceis) (moderate), atorvastatin (lipitor) (moderate) and cytochrome p450 1a2 (cyp1a2) substrates (moderate) — and none of Oxcarbazepine’s classifications are among them.

Classification data comes from our licensed Natural Medicines dataset. A medication can belong to classes beyond those recorded there, so this describes how the check was run — it is not a safety guarantee.

Keep it in perspective

Rooibos Does Interact With Other Medications

Rooibos has 879 moderate known drug interactions in our database — Oxcarbazepine isn’t one of them. If you take anything else, check it against the full list below.

Moderate 879 No known interaction 1,951 (incl. Oxcarbazepine)
Taking anything else?

Check Another of Your Medications Against Rooibos

Covers the 2,830 medications we’ve checked against Rooibos. Pick one to open its full report.

What to actually watch for

What Rooibos Itself Has Been Linked To

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

  • A low platelet count / Liver problems Worth acting on Additional detail

    “Orally, large and long-term doses of rooibos tea might cause hepatotoxicity in some susceptible patients. In a case-report, a 37-year-old man drinking 10 cups of rooibos tea daily for over a year presented with hepatic dysfunction and thrombocytopenia.”

    Rooibos · Natural Medicines adverse-effect record, reported in thrombocytopenia.

    1 source cited
    1. 101254. Reddy S, Mishra P, Qureshi S, Nair S, Straker T. Hepatotoxicity due to red bush tea consumption: a case report. J Clin Anesth. 2016;35:96-98. PubMed

Everything above comes from the Natural Medicines adverse-effect record for Rooibos — expand a row for the licensed statement it rests on. We read the ADVERSE REACTIONS section of Oxcarbazepine’s FDA label too, and the two lists don’t meaningfully overlap — which is why no Oxcarbazepine column appears here.

From our Q&A

Questions About Rooibos or Oxcarbazepine

These are real questions from readers, answered by the pharmacists at HelloPharmacist — written by a person, not generated from a database. Each one covers Rooibos or Oxcarbazepine, not necessarily both, but if one is close to what you were about to ask it will usually go further than a database entry can:

Not quite your question? Ask our pharmacists directly — it is free, there is no account required, and answers usually come back within 24 hours.

Everything else you take

See Every Supplement That Interacts With Oxcarbazepine

This page covers Rooibos only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Oxcarbazepine page lists 122 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: 1,4-butanediol (major), Activated Charcoal (major), Beer (major), Gamma-hydroxybutyrate (ghb) (major) and Kava (major).

By severity: 7 major · 99 moderate · 16 minor.

From our pharmacist’s overview on the Oxcarbazepine page

“People take oxcarbazepine (Trileptal, Oxtellar XR) to keep seizures in check, and I want anyone on it to read the seven major-rated interactions below before adding any supplement. Of the 122 ingredients on file, 78 have sedative effects, so the calming and sleep aids many patients reach for, kava among them, can pile drowsiness on top…”

Reviewed by 2 · Jul 18, 2026

Open the Oxcarbazepine interaction page

One more smart check

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

We hold 142 real supplement products containing Rooibos, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Rooibos. Even though Rooibos itself has no known interaction with Oxcarbazepine, 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 Rooibos and Oxcarbazepine 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 Rooibos
Top half

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

29 days ago today
Medication Oxcarbazepine
Top 25%

#539 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 Rooibos reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 27, 2026. The Rooibos and Oxcarbazepine 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 Rooibos

What is Rooibos?

Rooibos
  • Caffeine-free beverage
  • Antioxidant support
  • Heart health
  • Blood sugar support
  • Digestive upset
  • General wellness

Rooibos is a caffeine-free herbal tea from South Africa that is rich in antioxidants and generally considered safe as a beverage. While lab and early studies suggest possible benefits for heart health, blood sugar, and inflammation, strong human evidence is lacking for most medical uses. Enjoy it as a tea, but talk to your pharmacist or doctor before using concentrated extracts for health reasons.

Aspalathus linearis · Fabaceae · Leaves and stems · Tea (loose leaf and tea bags), extracts, capsules, powders

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

Rooibos: dosing

There is no officially established medicinal dose for rooibos. As a beverage, it is commonly enjoyed as one or more cups of brewed tea per day.For extracts, capsules, or powders, follow the directions on the product label, since the amount of active compounds can vary widely between products.

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

Read the full Rooibos monograph & all interactions
Medication

About Oxcarbazepine

What Is Oxcarbazepine Used For?

Brand names: Trileptal, Oxtellar XR

Oxcarbazepine treats partial-onset seizures (seizures that start in one area of the brain). Which uses are approved depends on the product and the patient's age.

Trileptal and oxcarbazepine tablets or oral suspension are used alone or added to other seizure medicines in adults. They are used alone in children 4 to 16 years and added to other medicines in children 2 to 16 years. Oxtellar XR and oxcarbazepine extended-release tablets are used for partial-onset seizures in patients 6 years and older.

See full Oxcarbazepine drug information
Keep checking

Other Drugs & Rooibos

Browse every other medication we’ve checked against Rooibos — both the ones with a known interaction and the ones without. Select any drug for the full detail.

0Major
879Moderate
0Minor
1,950No known interaction
879 Moderate 1,950 No interaction
Moderate

879 interactions

Showing 60 of 879 moderate interactions — see all 879 on the Rooibos page.

No interaction 1,950 drugs checked — show the list

We also checked Rooibos against these medications and found no known interaction in our sources. Open any page to confirm.

Showing the 60 most looked-up of 1,950 medications checked with no known interaction — see the full Rooibos list.

See the full Rooibos interactions page
See every supplement checked against Oxcarbazepine, ranked by severity
Evidence & sources

Rooibos References

The 4 references that drive our Rooibos 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. Fantoukh OI, Dale OR, Parveen A, et al. Safety Assessment of Phytochemicals Derived from the Globalized South African Rooibos Tea (Aspalathus linearis) through Interaction with CYP, PXR, and P-gp. J Agric Food Chem. 2019;67(17):4967-4975.
  2. Persson IA, Persson K, Hägg S, Andersson RG. Effects of green tea, black tea and Rooibos tea on angiotensin-converting enzyme and nitric oxide in healthy volunteers. Public Health Nutr. 2010;13(5):730-7. PubMed
  3. Reddy S, Mishra P, Qureshi S, Nair S, Straker T. Hepatotoxicity due to red bush tea consumption: a case report. J Clin Anesth. 2016;35:96-98. PubMed
  4. Patel O, Muller CJF, Joubert E, et al. Pharmacokinetic Interaction of Green Rooibos Extract With Atorvastatin and Metformin in Rats. Front Pharmacol. 2019;10:1243. 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 Rooibos and Oxcarbazepine Together: Common Questions

Is it safe to take Rooibos with Oxcarbazepine?
We do not list a known interaction between Rooibos and Oxcarbazepine. 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.
How was the Rooibos and Oxcarbazepine combination checked?
Interactions in our licensed database are recorded against drug classes. Oxcarbazepine is filed under 5 classifications, and Rooibos has documented interactions with 7 drug classes — none of Oxcarbazepine's classifications are among them. A medication can belong to classes beyond those recorded in our dataset, so this describes how the check was run rather than guaranteeing safety.
Does Rooibos interact with any other medications?
Yes. Rooibos has 879 documented drug interactions in our database — Oxcarbazepine is simply not one of them. If you take anything else, it is worth checking each one; they are all listed on this page.
Does Oxcarbazepine interact with any supplements?
Yes. Oxcarbazepine has documented interactions with 122 supplements in our database — Rooibos is not one of them. The Oxcarbazepine 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

Rooibos monograph Uses, safety profile, and every drug interaction in one place Oxcarbazepine drug information The full plain-English guide to this medication Oxcarbazepine supplement interactions Every supplement checked against Oxcarbazepine, 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 4 citations behind this page Ask a pharmacist Free, personal answer from our licensed team

Still Have a Question About Oxcarbazepine and Rooibos?

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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.