Drug & supplement interaction

Pinellia Ternata + Ribavirin Aerosol

Ribavirin Aerosol brand name: Virazole.

No Known Interaction
Medically reviewed by · Updated July 2026 · Pair last verified Sep 13, 2026
The bottom line No known interaction

We found no known interaction between Pinellia Ternata and Ribavirin Aerosol 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 Ribavirin Aerosol states a food rule worth keeping to.

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Interaction report

Pinellia Ternata and Ribavirin Aerosol

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 Ribavirin Aerosol and Pinellia Ternata 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.

Pinellia Ternata safety at a glance

Pinellia Ternata overall Use caution Raw Pinellia is toxic and irritating; only properly processed material used under professional guidance should be considered.
Pregnancy Avoid Traditionally cautioned against and lacking safety data, so it should be avoided in pregnancy.
Breastfeeding Avoid There is 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 Ribavirin Aerosol and Pinellia Ternata? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
How we checked

Why No Interaction Is Listed for Ribavirin Aerosol

Interactions in our licensed database are recorded against drug classes, not just single drug names. Ribavirin Aerosol is filed under a single classification — oral drugs. Pinellia Ternata has documented interactions with 3 drug classes — the most serious being barbiturates (moderate), benzodiazepines (moderate) and cns depressants (moderate) — and none of Ribavirin Aerosol’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

Pinellia Ternata Does Interact With Other Medications

Pinellia Ternata has 256 moderate known drug interactions in our database — Ribavirin Aerosol isn’t one of them. If you take anything else, check it against the full list below.

Moderate 256 No known interaction 2,574 (incl. Ribavirin Aerosol)
Taking anything else?

Check Another of Your Medications Against Pinellia Ternata

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

What to actually watch for

What Pinellia Ternata Itself Has Been Linked To

This is not an interaction — nothing below involves Ribavirin Aerosol. It is the side-effect record for Pinellia Ternata on its own, from the licensed Natural Medicines monograph. If something new turns up after you add Pinellia Ternata, this list is the first place to look. 3 entries are worth acting on rather than waiting out — marked below.

  • A heart attack / Raised blood pressure Worth acting on Additional detail

    “Pinellia ternata contains ephedrine alkaloids, which may potentially cause hypertension, tachycardia, and heart attack when used orally.”

    Pinellia Ternata · Natural Medicines adverse-effect record, reported in cardiac arrest.

    1 source cited
    1. 12147. FDA, HHS. Final rule declaring dietary supplements containing ephedrine alkaloids adulterated because they present an unreasonable risk. Fed Regist 2004;69:6787-6854.
  • Wheezing Worth acting on Additional detail

    “If Pinellia ternata preparations are inhaled they can cause IgE-mediated occupational asthma.”

    Pinellia Ternata · Natural Medicines adverse-effect record, reported in asthma.

    1 source cited
    1. 12145. Kim SH, Jeong H, Kim YK, et al. IgE-mediated occupational asthma induced by herbal medicine, Bahna (Pinellia ternata). Clin Exp Allergy 2000;31:779-81.
  • Seizures Worth acting on Additional detail

    “Pinellia ternata contains ephedrine alkaloids, which may potentially cause stroke and seizures when used orally.”

    Pinellia Ternata · Natural Medicines adverse-effect record, reported in epilepsy.

    1 source cited
    1. 12147. FDA, HHS. Final rule declaring dietary supplements containing ephedrine alkaloids adulterated because they present an unreasonable risk. Fed Regist 2004;69:6787-6854.
  • A fast or pounding heartbeat Additional detail

    Recorded for Pinellia Ternata in the same Natural Medicines adverse-effect record shown under A heart attack / Raised blood pressure above.

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

How to take them

Some Ribavirin Aerosol Products Have a Food Rule — Pinellia Ternata Should Not Break It

At least one FDA label for a product containing Ribavirin Aerosol says to take it with food. If you take Pinellia Ternata on an empty stomach out of habit, keep them separate — and take Ribavirin Aerosol with a meal where the label says to.

This may not be true of your version. Food instructions belong to the product, not the ingredient: two Ribavirin Aerosol 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.

Ribavirin capsules should be taken with food [see Clinical Pharmacology (12.3) ].

From the Dosage and Administration section of the FDA label we read for Ribavirin Aerosol — where that label names a specific product, the instruction is that product's. See the Ribavirin Aerosol drug page ›

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 Ribavirin Aerosol

This page covers Pinellia Ternata only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Ribavirin Aerosol 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 Ribavirin Aerosol page

“Ribavirin Aerosol (Virazole) is an inhaled antiviral used mostly in hospitals against severe RSV infection, and with an infection that serious, losing drug exposure is not a small problem, so I would approach this list with genuine care. Its one major-rated interaction, activated charcoal, can pull ribavirin out of the body even though…”

Reviewed by 2 · Jul 18, 2026

Open the Ribavirin Aerosol interaction page

One more smart check

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

We hold 20 real supplement products containing Pinellia Ternata, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Pinellia Ternata. Even though Pinellia Ternata itself has no known interaction with Ribavirin Aerosol, 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 Pinellia Ternata and Ribavirin Aerosol 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 Pinellia Ternata
Top half

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

29 days ago today
Medication Ribavirin Aerosol
Top 10%

#185 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 Pinellia Ternata reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 13, 2026. The Pinellia Ternata and Ribavirin Aerosol 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 Pinellia Ternata

What is Pinellia Ternata?

  • Nausea and vomiting
  • Cough with phlegm
  • Morning sickness (traditional use)
  • Digestive upset and bloating
  • Throat discomfort

Pinellia ternata is a tuber used in traditional Chinese medicine, most often for nausea, vomiting, and phlegmy coughs, and almost always as part of multi-herb formulas. The raw plant is toxic and must be specially processed before use, so it should only be used under qualified guidance. Solid human evidence is limited, and it should be avoided in pregnancy and breastfeeding.

Pinellia ternata · Araceae · Dried tuber (rhizome), usually processed before use · Dried processed tuber, powder, granules, decoctions (teas), and part of multi-herb traditional formulas

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

Pinellia Ternata: dosing

There is no well-established standardized dose of Pinellia ternata for supplement users. In traditional Chinese medicine it is given as processed tuber within specific multi-herb formulas, with the amount and preparation chosen by a trained practitioner.Because the raw herb is toxic and product quality varies, you should not try to dose this herb on your own. If you use a product, follow the label exactly and ideally work with a qualified practitioner.

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

Read the full Pinellia Ternata monograph & all interactions
Medication

About Ribavirin

What Is Ribavirin Used For?

Brand name: Virazole

Ribavirin comes in different forms for different uses. Ribavirin capsules are used in combination with interferon alfa-2b (pegylated or non-pegylated) to treat chronic hepatitis C (CHC) in patients 3 years and older with compensated liver disease. Ribavirin tablets are used in combination with PEGASYS® (peginterferon alfa-2a) to treat chronic hepatitis C in patients 5 years and older with compensated liver disease who have not previously been treated with interferon — including adults who also have HIV. Ribavirin for inhalation solution is a separate product used to treat hospitalized infants and young children with severe lower respiratory tract infections caused by respiratory syncytial virus (RSV).

Ribavirin must never be used alone to treat hepatitis C — it only works as part of combination therapy. Only the most severe RSV infections requiring hospitalization should be treated with the inhaled form; mild RSV illness in children does not require this treatment.

See full Ribavirin drug information
Keep checking

Other Drugs & Pinellia Ternata

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

0Major
256Moderate
0Minor
2,573No known interaction
256 Moderate 2,573 No interaction
Moderate

256 interactions

Showing 60 of 256 moderate interactions — see all 256 on the Pinellia Ternata page.

No interaction 2,573 drugs checked — show the list

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

Showing the 60 most looked-up of 2,573 medications checked with no known interaction — see the full Pinellia Ternata list.

See the full Pinellia Ternata interactions page
See every supplement checked against Ribavirin Aerosol, ranked by severity
Evidence & sources

Pinellia Ternata References

The 4 references that drive our Pinellia Ternata 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. Kim SH, Jeong H, Kim YK, et al. IgE-mediated occupational asthma induced by herbal medicine, Bahna (Pinellia ternata). Clin Exp Allergy 2000;31:779-81.
  2. FDA, HHS. Final rule declaring dietary supplements containing ephedrine alkaloids adulterated because they present an unreasonable risk. Fed Regist 2004;69:6787-6854.
  3. Lin S, Nie B, Yao G, Yang H, Ye R, Yuan Z. Pinellia ternata (Thunb.) makino preparation promotes sleep by increasing REM sleep. Nat Prod Res. 2019;33(22):3326-3329. PubMed
  4. Lin YH, Chen C, Zhao X, et al. Efficacy and Safety of Banxia Formulae for Insomnia: A Systematic Review and Meta-Analysis of High-Quality Randomized Controlled Trials. Evid Based Complement Alternat Med 2021;2021:8833168. 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 Pinellia Ternata and Ribavirin Aerosol Together: Common Questions

Is it safe to take Pinellia Ternata with Ribavirin Aerosol?
We do not list a known interaction between Pinellia Ternata and Ribavirin Aerosol. 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.
Should I take Pinellia Ternata and Ribavirin Aerosol at the same time of day?
At least one FDA label for a product containing Ribavirin Aerosol says to take it with food. If you take Pinellia Ternata on an empty stomach out of habit, keep them separate and take Ribavirin Aerosol with a meal where the label says to. Food instructions belong to the product rather than the ingredient — two Ribavirin Aerosol products can differ — so check the directions on your own box. This is about absorption, not an interaction.
How was the Pinellia Ternata and Ribavirin Aerosol combination checked?
Interactions in our licensed database are recorded against drug classes. Ribavirin Aerosol is filed under 1 classification, and Pinellia Ternata has documented interactions with 3 drug classes — none of Ribavirin Aerosol'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 Pinellia Ternata interact with any other medications?
Yes. Pinellia Ternata has 256 documented drug interactions in our database — Ribavirin Aerosol 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 Ribavirin Aerosol interact with any supplements?
Yes. Ribavirin Aerosol has documented interactions with 17 supplements in our database — Pinellia Ternata is not one of them. The Ribavirin Aerosol 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

Pinellia Ternata monograph Uses, safety profile, and every drug interaction in one place Ribavirin drug information The full plain-English guide to this medication Ribavirin Aerosol supplement interactions Every supplement checked against Ribavirin Aerosol, 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 Ribavirin Aerosol and Pinellia Ternata?

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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.