Drug & supplement interaction

Yerba Santa + Docetaxel

Docetaxel brand name: Taxotere.

No Known Interaction
The bottom line No known interaction

We found no known interaction between Yerba Santa and Docetaxel 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

Yerba Santa and Docetaxel

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 Docetaxel and Yerba Santa 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.

Yerba Santa safety at a glance

Yerba Santa overall Use caution Generally used in small amounts in foods and teas, but human safety data are limited.
Pregnancy Avoid Not enough safety information is available, so it is best to avoid medicinal amounts during pregnancy.
Breastfeeding Avoid Safety has not been studied in nursing mothers, so avoid medicinal use while breastfeeding.

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

Still wondering about combining Docetaxel and Yerba Santa? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
How we checked

Why No Interaction Is Listed for Docetaxel

Interactions in our licensed database are recorded against drug classes, not just single drug names. Docetaxel is filed under 2 classifications — including cytochrome p450 3a4 (cyp3a4) substrates. Yerba Santa has documented interactions with 1 drug class — the most serious being lithium (moderate) — and none of Docetaxel’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

Yerba Santa Does Interact With Other Medications

Yerba Santa has 1 moderate known drug interaction in our database — Docetaxel isn’t one of them. If you take anything else, check it against the full list below.

Taking anything else?

Check Another of Your Medications Against Yerba Santa

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

What to actually watch for

What Docetaxel’s Own FDA Label Lists

This is not an interaction — none of it involves Yerba Santa. These are the most notable effects listed in the ADVERSE REACTIONS section of Docetaxel’s own FDA label, for the medication by itself. Knowing the drug’s own list makes it easier to work out the likely cause if something new turns up while you take both. 8 of them are worth acting on rather than waiting out — marked below.

  • Fainting Worth acting on
  • A low platelet count Worth acting on
  • Anemia Worth acting on
  • Shortness of breath Worth acting on
  • A low white blood cell count Worth acting on
  • Liver problems Worth acting on
  • A higher chance of infection Worth acting on
  • An allergic reaction Worth acting on
  • Changes to your period
  • A change in taste

Showing the 10 most notable of 27 label-listed effects — ranked by how unusual each one is across medicines generally, with serious effects weighted up.

From the ADVERSE REACTIONS section of the FDA label for Docetaxel. Read the label on DailyMed › Yerba Santa’s licensed record lists no adverse effects our clinical vocabulary could match, so there is no Yerba Santa side to compare — that is a limit of the record, not a statement that Yerba Santa has no side effects.

Everything else you take

See Every Supplement That Interacts With Docetaxel

This page covers Yerba Santa only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Docetaxel page lists 121 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Grapefruit (major), St. John's Wort (major), Acacia Rigidula (moderate), Adrafinil (moderate) and African Wild Potato (moderate).

By severity: 2 major · 87 moderate · 32 minor.

From our pharmacist’s overview on the Docetaxel page

“Grapefruit is the first thing I would take off the menu during docetaxel (Taxotere) chemotherapy. It blocks CYP3A4, the liver enzyme that clears docetaxel, and higher levels of a chemotherapy drug mean harsher side effects, not better results.”

Reviewed by 2 · Jul 18, 2026

Open the Docetaxel interaction page

One more smart check

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

We hold 276 real supplement products containing Yerba Santa, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Yerba Santa. Even though Yerba Santa itself has no known interaction with Docetaxel, 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 Yerba Santa and Docetaxel 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 Yerba Santa
Top half

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

29 days ago today
Medication Docetaxel
Top 25%

#520 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.
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 20, 2026. The Yerba Santa and Docetaxel 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.
Data structure & sourcing designed and verified by .
Supplement

About Yerba Santa

What is Yerba Santa?

Yerba Santa
  • Coughs and colds
  • Chest congestion (expectorant)
  • Asthma and bronchitis
  • Sore throat
  • Masking bitter tastes in medicines

Yerba Santa is an aromatic shrub from the western United States and Mexico that has long been used in folk medicine for coughs, congestion, and other respiratory complaints. Modern scientific evidence supporting these uses is very limited, with most data coming from laboratory studies rather than human trials. It is best known today as a flavoring agent that helps mask the bitter taste of medicines; talk to a pharmacist or doctor before using it for health purposes.

Eriodictyon californicum · Boraginaceae · Leaves · Tea, tincture, capsules, syrup, dried leaf, throat lozenges, and as a flavoring agent

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

Yerba Santa: dosing

There is no established standardized dose for Yerba Santa, and the amount of active compounds can vary a lot from product to product. Because of this, it is hard to recommend a specific safe and effective dose.If you choose to use it, follow the directions on the product label and do not exceed the recommended amount. A pharmacist or doctor can help you decide whether it is appropriate for you, especially if you take other medicines or have a health condition. Do not use it as a replacement for proven treatments for asthma or infections.

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

Read the full Yerba Santa monograph & all interactions
Medication

About Docetaxel Injection

What Is Docetaxel Injection Used For?

Brand name: Taxotere

Docetaxel Injection is used to treat a number of serious cancers. Beizray (docetaxel injection) is approved as a single agent for locally advanced or metastatic breast cancer after prior chemotherapy has stopped working, and in combination with doxorubicin and cyclophosphamide as adjuvant (after-surgery) treatment for operable node-positive breast cancer. It is also used as a single agent for locally advanced or metastatic non-small cell lung cancer (NSCLC) after platinum-based chemotherapy has failed, and with cisplatin for chemotherapy-naive advanced NSCLC.

Beizray is used with prednisone for metastatic castration-resistant prostate cancer. It is also used with cisplatin and fluorouracil for advanced gastric adenocarcinoma (including gastroesophageal junction cancer) in patients who have not received prior chemotherapy for advanced disease, and for induction treatment of locally advanced squamous cell carcinoma of the head and neck (SCCHN).

Most-Reported Side Effects for Docetaxel

From FAERS, the FDA’s public side-effect reporting system (0 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Alopecia 16,970 reports
Madarosis 6,717 reports
Hair texture abnormal 5,993 reports
Hair colour changes 5,874 reports
Hair disorder 5,625 reports
See full Docetaxel Injection drug information
Keep checking

Other Drugs & Yerba Santa

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

0Major
1Moderate
0Minor
2,828No known interaction
Moderate

1 interaction

No interaction 2,828 drugs checked — show the list
Sources

Sources & How We Checked

We checked Yerba Santa against Docetaxel in the Natural Medicines interaction database and found no documented interaction on file. The medication overview comes from MedlinePlus, and supplement label details from the NIH Dietary Supplement Label Database.

Content is written and reviewed by licensed HelloPharmacist pharmacists. See our data sources and editorial standards for how this information is built and checked.

Parts of this content are provided by the Therapeutic Research Center, LLC.

DISCLAIMER: Currently this does not check for drug-drug interactions. This is not an all-inclusive comprehensive list of potential interactions and is for informational purposes only. Not all interactions are known or well-reported in the scientific literature, and new interactions are continually being reported. Input is needed from a qualified healthcare provider including a pharmacist before starting any therapy. Application of clinical judgment is necessary.

© 2021 Therapeutic Research Center, LLC

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Pharmacist Counseling Corner

Taking Yerba Santa and Docetaxel Together: Common Questions

Is it safe to take Yerba Santa with Docetaxel?
We do not list a known interaction between Yerba Santa and Docetaxel. 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 Yerba Santa and Docetaxel combination checked?
Interactions in our licensed database are recorded against drug classes. Docetaxel is filed under 2 classifications, and Yerba Santa has documented interactions with 1 drug class — none of Docetaxel'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 Yerba Santa interact with any other medications?
Yes. Yerba Santa has 1 documented drug interaction in our database — Docetaxel 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 Docetaxel interact with any supplements?
Yes. Docetaxel has documented interactions with 121 supplements in our database — Yerba Santa is not one of them. The Docetaxel 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 Docetaxel and Yerba Santa?

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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.