Drug & supplement interaction

Field Scabious + Benzonatate

Benzonatate brand names: Tessalon, Tessalon Perles.

No Known Interaction
Medically reviewed by · Updated June 2026 · Pair last verified Sep 20, 2026
The bottom line No known interaction

We found no known interaction between Field Scabious and Benzonatate 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

Field Scabious and Benzonatate

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 Benzonatate and Field Scabious 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 Field Scabious at all — not against Benzonatate, 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.

Field Scabious safety at a glance

Field Scabious overall Not established Modern safety data are very limited, so use cautiously and under guidance.
Pregnancy Avoid There is not enough safety information, so it is best avoided during pregnancy.
Breastfeeding Avoid No reliable safety data exist for breastfeeding, so avoid use.

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

Still wondering about combining Benzonatate and Field Scabious? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
What to actually watch for

What Benzonatate’s Own FDA Label Lists

This is not an interaction — none of it involves Field Scabious. These are the most notable effects listed in the ADVERSE REACTIONS section of Benzonatate’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. 4 of them are worth acting on rather than waiting out — marked below.

  • Hallucinations Worth acting on
  • Wheezing Worth acting on
  • Confusion Worth acting on
  • An allergic reaction Worth acting on
  • A stuffy or runny nose
  • Numbness or tingling
  • Drowsiness
  • Stomach upset
  • Constipation
  • Itching

Showing the 10 most notable of 13 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 Benzonatate. Read the label on DailyMed › Field Scabious’s licensed record lists no adverse effects our clinical vocabulary could match, so there is no Field Scabious side to compare — that is a limit of the record, not a statement that Field Scabious has no side effects.

From our Q&A

Questions About Field Scabious or Benzonatate

These are real questions from readers, answered by the pharmacists at HelloPharmacist — written by a person, not generated from a database. Each one covers Field Scabious or Benzonatate, 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 Benzonatate

This page covers Field Scabious only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Benzonatate page lists 17 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Coffee Charcoal (moderate), European Mandrake (moderate), Glucomannan (moderate) and Guar Gum (moderate).

By severity: 1 major · 7 moderate · 9 minor.

From our pharmacist’s overview on the Benzonatate page

“If you take benzonatate (Tessalon) for cough, give this page real attention, starting with activated charcoal. It is the only major-rated entry of the 17 on file, and charcoal can soak up the drug in your gut before it ever reaches your bloodstream.”

Reviewed by 2 · Jul 18, 2026

Open the Benzonatate interaction page

How much people look this up

Where Field Scabious and Benzonatate 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 Field Scabious
Steady interest

#1,073 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Benzonatate
Top half

#1,080 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. Field Scabious 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 Field Scabious reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 20, 2026. The Field Scabious and Benzonatate 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 Field Scabious

What is Field Scabious?

  • Skin conditions like eczema and minor wounds
  • Cough and chest complaints
  • Sore throat
  • Mild digestive upset
  • Traditional 'blood cleansing' remedies

Field Scabious is a wild-growing herb used in European folk medicine, mostly for skin problems, coughs, and sore throats. There is very little modern scientific research to confirm any of these uses, so it should be viewed as a traditional remedy rather than a proven treatment. Talk to your pharmacist or doctor before using it, especially if you are pregnant, breastfeeding, or taking other medicines.

Knautia arvensis · Caprifoliaceae · Aerial parts (flowers, leaves, and stems), occasionally the root · Tea (infusion), tincture, dried herb, topical washes or compresses

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

Field Scabious: dosing

There is no established, standardized dose for Field Scabious. It has traditionally been prepared as a tea from the dried aerial parts or as a tincture, but reliable dosing guidelines from clinical research do not exist.If you choose to use a commercial product, follow the directions on the label and do not exceed them.

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

Read the full Field Scabious monograph & all interactions
Medication

About Benzonatate

What Is Benzonatate Used For?

Brand names: Tessalon, Tessalon Perles

Benzonatate capsules are used for the symptomatic relief of cough. This applies to all benzonatate capsule products — including Benzonatate 100 mg and Benzonatate 200 mg formulations taken by mouth.

It is intended to reduce the urge to cough when coughing is disruptive or uncomfortable. It does not treat the underlying cause of the cough.

See full Benzonatate drug information
Keep checking

Other Drugs & Field Scabious

Browse every other medication we’ve checked against Field Scabious — 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
2,829 No interaction
No interaction 2,829 drugs checked — show the list

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

Showing the 60 most looked-up of 2,829 medications checked with no known interaction — see the full Field Scabious list.

See the full Field Scabious interactions page
See every supplement checked against Benzonatate, ranked by severity
Evidence & sources

Field Scabious References

The 1 sources that drive our Field Scabious monograph — publicly available pages from reputable medical and government organizations. Every link was verified to work before publishing. Field Scabious is not covered by the licensed Natural Medicines interaction database, so its page cites these public sources directly.

  1. Using Dietary Supplements Wisely — NIH NCCIH 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.

Pharmacist Counseling Corner

Taking Field Scabious and Benzonatate Together: Common Questions

Is it safe to take Field Scabious with Benzonatate?
We do not list a known interaction between Field Scabious and Benzonatate. 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 Benzonatate interact with any supplements?
Yes. Benzonatate has documented interactions with 17 supplements in our database — Field Scabious is not one of them. The Benzonatate 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

Field Scabious monograph Uses, safety profile, and every drug interaction in one place Benzonatate drug information The full plain-English guide to this medication Benzonatate supplement interactions Every supplement checked against Benzonatate, 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 1 citations behind this page Ask a pharmacist Free, personal answer from our licensed team

Still Have a Question About Benzonatate and Field Scabious?

Our pharmacists answer your medication & supplement questions — free.

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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.