Interactions on record — worth a quick check against your medications. Based on 1 of 4 ingredients. Check your meds →
Dietary supplement

Bronchial Wellness Herbal Syrup Ingredients & Drug Interactions

by Gaia Herbs RapidRelief

Bronchial Wellness Herbal Syrup label
See full label image
Liquid Category: Botanical
Most serious interaction: Moderate
Clinical methodology reviewed by · Updated Sep 16, 2026 · Label data from the NIH DSLD
What is this page for?

First and foremost: checking Bronchial Wellness Herbal Syrup against your medications. The heart of this page is the interaction checker and the full interaction report — how this product’s ingredients may interact with prescription and over-the-counter medicines you may be taking.

Around that, we add a pharmacist’s high-level view of the product as a whole — what’s inside, the evidence for its stated use, how transparent the label is, and what safety data exists — so you can see the full picture in one place. It’s educational information from our licensed clinical databases and the clinical staff at HelloPharmacist — not medical advice — and we don’t sell or endorse products. Our editorial policy

The interaction bottom line Most serious interaction: Moderate

Bronchial Wellness Herbal Syrup is a dietary supplement by Gaia Herbs RapidRelief with 4 active ingredients. Its ingredients are commonly taken for constipation, diarrhea, high cholesterol.Based on those ingredients, 2,025 medications have a known interaction with it, the most serious rated moderate. The ingredients most likely to interact are Plantain. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.

Jump to a section

Check Your Meds Against Bronchial Wellness Herbal Syrup by Gaia Herbs RapidRelief

Ask about any prescription or over-the-counter medication and we check it for interactions with Bronchial Wellness Herbal Syrup by Gaia Herbs RapidRelief — and tell you which ingredient is responsible.

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HelloPharmacist Scorecard of Bronchial Wellness Herbal Syrup by Gaia Herbs RapidRelief

Our pharmacy team’s full take, with four database checks built into the cards below — a summary of what is known, not a grade of the product itself.

From our pharmacy team — supplement deep dive

Generated from HelloPharmacist’s pharmacist-curated databases and editorial rules · Last generated Jul 11, 2026

What’s inside

Full disclosure
Ingredient Transparency · database check
Full

Every active ingredient lists its own amount on the label.

Why this rating?
  • The label discloses an exact amount for 3 of its 3 active ingredients.
  • No proprietary blends here — you can verify the dose of every single component.

This syrup contains three active ingredients. Plantain (which our data links to black psyllium, a soluble fiber) is included for its traditional respiratory support role.

Grindelia flowering tops and a proprietary blend make up the remaining active portion, though we don't have detailed monographs on those two. The inactive ingredients are honey, water, and lemon.

Does it work?

Strong evidence
Evidence for Intended Use · database check
By FDA rules, dietary supplements can’t claim to treat, cure, or prevent disease — so labels speak in careful marketing language. We discern each product’s intended use from its name, label claims, and label statements, then grade the clinical evidence for that use. How these ratings are computed

This product doesn't appear to be marketed for a specific use, so we graded Black Psyllium's overall clinical evidence instead.

Strong

Strong clinical evidence supports Black Psyllium for:

Why this rating?
  • We looked at the product name, claims, and label statements and couldn't find a stated purpose to grade.
  • Since the label doesn't commit to one use, we graded the ingredient's overall clinical evidence instead.
  • On file: Constipation — rated "Effective" (Natural Medicines).
  • On file: Coronary heart disease (CHD) — rated "Likely Effective" (Natural Medicines).

Plantain's underlying fiber (black psyllium) is effective for constipation and likely effective for coronary heart disease. For weight management and diarrhea, the evidence isn't strong enough to rate.

This product's primary purpose is respiratory wellness — that claim isn't evaluated in our data, so we can't say whether it works as advertised for cough or bronchial comfort.

The evidence, ingredient by ingredient Black Psyllium

How safe is it?

Well-documented data
Safety Information · database check
Well characterized

Adverse-effect, pregnancy, and general safety data are on file for most of these ingredients.

Why this rating?
  • We hold adverse-effect (side-effect) data for 1 of the 1 matched ingredient.
  • Pregnancy & breastfeeding safety ratings cover 1 of 1.
  • General safety write-ups exist for 1 of 1.
  • Remember: this measures how much safety information exists. Thin data is not the same as being safe.

Black psyllium (from plantain) is generally well tolerated when you drink plenty of water with it. The most common side effects are bloating and flatulence, which usually fade if you build up the dose gradually.

Rare but serious risks include esophageal or bowel obstruction, especially if fluid intake is low — that's why it's crucial to take this syrup with adequate water. People with a history of allergic reactions to psyllium dust should avoid it.

Plantain is considered likely safe in pregnancy and lactation, but we hold little specific safety data for grindelia flowering tops or the proprietary blend, so check with your doctor before using this product if you're pregnant or nursing.

Side effects, ingredient by ingredient Black Psyllium

Meds to double-check

Moderate interaction found
Known Interaction Concern · database check
Moderate identified

The most serious documented interaction for these ingredients is Moderate. Check your medications for a personalized result.

Why this rating?
  • 1 of the 1 matched ingredient can interact with medications — Black Psyllium.
  • The most serious interaction on file is rated Moderate.
  • Some involve high-stakes drug classes: heart-rhythm medications; lithium.
  • For scale: 2,026 individual medications appear in the full list. A big number alone doesn't make a product dangerous — what matters is whether YOUR medication is on it, so run yours through the interaction checker on this page.

Check this syrup against metformin, lithium, carbamazepine, and olanzapine before taking it together — the fiber may affect how much of these medications your body absorbs. Also double-check birth control pills, digoxin, and any oral medications, since psyllium can unpredictably change their absorption.

If you're on any prescription, use the interaction checker on this page.

Check your own medication Run your meds through the checker above

The bottom line

Scorecard at a glanceFully disclosed formula with strong clinical evidence behind its ingredients' uses. Moderate medication interactions have been identified, and safety information is well characterized.

This syrup is worth considering if you're looking for respiratory support, but it does interact with several common medications — especially metformin, lithium, carbamazepine, and olanzapine. If you take any prescription drugs, check them against our interaction tool below before you start.

Always take it with plenty of water to avoid blockage, and talk to your pharmacist if you're on a mood stabilizer, anti-seizure medication, or diabetes drug.

Educational only — not medical advice; always confirm with your pharmacist. Our editorial policy · How we use AI

Assessment coverage: 1 of 3 active ingredients matched to our full ingredient reviews (monographs). Based on the product label dated Jun 25, 2012.

This Scorecard evaluates available label information, ingredient evidence, and known medication-safety considerations. It does not independently verify product identity, purity, potency, contamination, or manufacturing quality. How these ratings are computed

At a glance

General information

Key facts about Bronchial Wellness Herbal Syrup, straight from the product label.

Brand Gaia Herbs RapidRelief
Net contents 5.4 fl. Oz.; 160 mL
Market status On market
Date entered into DSLD Jun 25, 2012
DSLD ID 10323
Product type Botanical
Supplement form Liquid
Dietary claims / uses All Other
Intended target group(s) Children 4 or More Years of Age, Adult (18 - 50 Years)
From the label
Everything in this section is reproduced from the manufacturer’s own product label — it’s the label speaking, not HelloPharmacist. We show it so you can see exactly what the maker states; we don’t verify or endorse those statements.

Supplement Facts

The label details for Bronchial Wellness Herbal Syrup by Gaia Herbs RapidRelief, sourced from the NIH Dietary Supplement Label Database.

Supplement Facts

Daily Value (DV) Target Group(s):
Adults and children 4 or more years of age
Minimum serving Sizes:
1 tsp
Maximum serving Sizes:
1 tsp
Servings per container
32
IngredientAmount% DV
Calories20 {Calories}--
Total Carbohydrates5 g1.5%
Sugar4 g--
Plantain35 mg--
Grindelia flowering tops30 mg--
Proprietary blend118 mg--

Other ingredients: Honey, Water, Lemon

Tap any ingredient to jump to its full detail below.

Label statements
These statements are the manufacturer’s wording, reproduced from the product label — the label is saying it, not HelloPharmacist. We don’t verify or endorse them.
Storage

Because this product contains honey it does not need to be refrigerated once opened. To preserve freshness keep tightly sealed in a cool, dry place.

Precautions

Not for use during pregnancy or lactation.

If you have a medical condition or take medications please consult with your health care practitioner before using this product.

Not for use by children under the age of 6. Keep away from children.

Suggested/Recommended/Usage/Directions

Suggested Use Adults and children over 12 years: 1 teaspoon, 3 times daily** Children 6-12 years: 1/2 teaspoon, up to 4 times daily** This liquid may also be dissolved in warm liquids such as water or tea. **Or as directed by a qualified health care professional.

Handling and Storage: Shake well before use.

General Statements

BEST BY: LOT NO:

Crystallization may occur but will not affect the quality of the product.

Brand IP Statement(s)

meetyourherbs(R) ID# 00079649

meetyouherbs(R) Enter ID # at GaiaHerbs.com

Formula

Grindelia

FDA Statement of Identity

DIETARY SUPPLEMENT

General

ETUSGABROSRX-C [05] 1411-0212

Is this label outdated? Report a formula or label change and our pharmacy team will review it.

See for yourself

Bronchial Wellness Herbal Syrup by Gaia Herbs RapidRelief label

The label scan from the NIH Dietary Supplement Label Database. Tap to enlarge.

Bronchial Wellness Herbal Syrup label

Label images are published by the NIH Dietary Supplement Label Database for the version of this product on file. Always read your actual product label.

View the full label (PDF)
What’s inside

The Ingredients in Bronchial Wellness Herbal Syrup by Gaia Herbs RapidRelief

These are the 4 active ingredients this product is made of. Select any to open its full monograph.

Serving size1 tsp Dosage formLiquid Servings per container32 Amounts shown are per serving.

Most supplement products combine several ingredients, and a medication can interact with the product through any one of them. Each ingredient below shows whether it has known drug interactions.

Sugar

4 g per serving

Plantain

Interacts with
2,025 drugs
35 mg per serving

Black psyllium is a soluble-fiber supplement made from the seeds of a Plantago plant, used mostly to ease constipation and support digestive health. I...

Plantain monograph & interactions

Grindelia flowering tops

30 mg per serving

Proprietary blend

118 mg per serving Form: Eucalyptus leaf essential oil, Helichrysum flowering tops, Lemon fruit essential oil, Plantain leaf, Star Anise seed essential oil

Other (inactive) ingredients: Honey, Water, Lemon. These complete the product’s ingredient list but are not active constituents.

Interaction report

Bronchial Wellness Herbal Syrup by Gaia Herbs RapidRelief Drug Interactions

Want to check YOUR meds against Bronchial Wellness Herbal Syrup?

Ask about interactions with your drugs in plain English — “Can I take it with lisinopril?” — and we find you the answer in seconds, ingredient by ingredient.

 Go to the checker
2,025Drugs
23 Moderate 2,002 Minor

Ingredients driving the most interactions

Plantain 2,025

Individual Drug Interactions

The ingredients in Bronchial Wellness Herbal Syrup interact with 2,025 drugs. Click any drug to see the details.

1 of the 4 ingredients in Bronchial Wellness Herbal Syrup interact with drugs. Each result below shows which ingredient is responsible. Plantain

Each ingredient & the kinds of drugs it affects

For each ingredient in Bronchial Wellness Herbal Syrup with known interactions, here are the types of medications it can affect. Open any type for the detail — or search your exact drug in the checker above.

Plantain7 drug types · 2,025 drugs

Carbamazepine (Tegretol)

Theoretically, black psyllium might reduce the effects of carbamazepine and increase the risk for convulsions.
Theoretically, black psyllium might reduce carbamazepine absorption. A preliminary study using blond psyllium reported decreased carbamazepine bioavailability due to binding of the drug to psyllium, as well as reduction of available fluid in the gut for dissolution of the drug. This interaction may also occur with black psyllium.

Likelihood Probable Evidence D
Lithium

Theoretically, taking black psyllium at the same time as lithium might reduce lithium absorption.
The fiber in black psyllium might reduce lithium absorption and plasma levels. Some case reports describe a reduction in plasma lithium levels with concomitant administration of blond psyllium. This was reversed when psyllium was stopped. This interaction may also occur with black psyllium.

Likelihood Probable Evidence D
Metformin (Glucophage)

Theoretically, black psyllium might increase the therapeutic and adverse effects of metformin.
Animal research shows that concurrent consumption of blond psyllium with metformin slows and increases the absorption of metformin. This interaction may also occur with black psyllium. To avoid changes in absorption, take psyllium 30-60 minutes after metformin.

Likelihood Possible Evidence D
Olanzapine (Zyprexa)

Theoretically, taking black psyllium at the same time as olanzapine might reduce olanzapine absorption.
The fiber in black psyllium might decrease the absorption of olanzapine. A single case report describes a reduction in the effectiveness of olanzapine when it was concomitantly administered with an unspecified type of psyllium 3 grams orally twice daily. This effect was reversed when psyllium was stopped.

Likelihood Possible Evidence D
Digoxin (Lanoxin)

Theoretically, taking black psyllium at the same time as digoxin might reduce digoxin absorption and decrease digoxin levels.
Psyllium might bind digoxin in the gut. However, some clinical evidence suggests that psyllium does not impact digoxin absorption.

Likelihood Unlikely Evidence B
Ethinyl Estradiol

Theoretically, taking black psyllium at the same time as ethinyl estradiol might alter levels of estradiol.
Concurrent use of blond psyllium with ethinyl estradiol results in a slight increase in the extent of ethinyl estradiol absorption and a slower rate of absorption. This is unlikely to be clinically significant.

Likelihood Unlikely Evidence D
Oral Drugs

Theoretically, psyllium might increase, decrease, or have no effect on the absorption of oral drugs.
Psyllium seems to have variable effects on drug absorption. To avoid changes in absorption, take psyllium 30-60 minutes after oral medications. Animal research shows that blond psyllium delays and increases the absorption of metformin and ethinyl estradiol. Case reports and animal research suggest that blond psyllium might reduce absorption of lithium, digoxin, olanzapine, and carbamazepine. Finally, some pharmacokinetic studies show that psyllium does not affect the absorption of levothyroxine or warfarin. Although many of these studies evaluated blond psyllium, the fiber content in black psyllium may have similar effects.

Likelihood Possible Evidence B
Plantain full monograph & interactions
The maker

Brand information

Manufacturer and brand details for Bronchial Wellness Herbal Syrup, from the product label.

Gaia Herbs RapidRelief

See all Gaia Herbs RapidRelief products
Name
Gaia Herbs, Inc.
Street Address
101 Gaia Herbs Dr.
City
Brevard
State
NC
ZipCode
28712
Web Address
GaiaHerbs.com
Pharmacist Counseling Corner

Bronchial Wellness Herbal Syrup by Gaia Herbs RapidRelief: Common Questions

Does Bronchial Wellness Herbal Syrup by Gaia Herbs RapidRelief interact with any medications?
Yes. Based on its ingredients, Bronchial Wellness Herbal Syrup has a known interaction with 2,025 medications. Use the checker to see how it interacts with a specific drug.
How can one product interact with so many drugs?
Bronchial Wellness Herbal Syrup contains 4 active ingredients, and an interaction can come from any of them. We check every ingredient, combine the results into one list per medication, and show which ingredient and mechanism is responsible.
Where does this information come from?
The product label data comes from the NIH Dietary Supplement Label Database (DSLD); the interaction data is built on the Natural Medicines database and reviewed by HelloPharmacist pharmacists.
Can I take this while I'm on metformin for diabetes?
Metformin and this syrup can interact because of the fiber in plantain. The fiber might increase how much metformin your body absorbs, which could raise your blood sugar risk. If you take metformin, wait 30–60 minutes after your dose before taking the syrup, and run both through our interaction checker to be sure.
Will this cause bloating or gas?
Yes, bloating and flatulence are the most common side effects. The good news is these usually settle down, especially if you start with a small dose and build up gradually. Always drink plenty of water with it — that helps a lot.
Is this safe if I'm pregnant or breastfeeding?
Plantain (the psyllium fiber) is considered likely safe during pregnancy and lactation. We don't have enough safety data on grindelia flowering tops or the proprietary blend, though, so talk with your doctor or pharmacist before you use it while pregnant or nursing.
Does this work for cough or bronchial problems?
That's the product's intended purpose, but our data doesn't evaluate how well it works for respiratory issues. We do know plantain's fiber is effective for constipation and likely effective for heart health — the breathing support claim isn't something we can confirm from the evidence we hold.
What happens if I don't drink enough water with this?
Serious blockage in your throat or bowel is rare but possible if you don't drink enough fluid. Always take this syrup with plenty of water to prevent that risk.
Can I take this with my birth control?
The fiber might slightly change how much estradiol (the active ingredient in most birth control pills) your body absorbs, though the effect is usually too small to matter clinically. Still, mention it to your pharmacist — they can watch for any breakthrough bleeding or other changes.

Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy

Not sure if Bronchial Wellness Herbal Syrup is safe with your meds?

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Label information is sourced from the NIH Dietary Supplement Label Database and reflects the product version on file; always read your actual product label. This page is for education only and is not a substitute for professional medical advice. Confirm with your pharmacist or doctor before combining supplements and medications.

Bronchial Wellness Herbal Syrup label
Go deeper

The Full Monographs Behind Bronchial Wellness Herbal Syrup’s Ingredients

Every ingredient we hold a full HelloPharmacist monograph for — uses, evidence, safety, and the complete interaction list.

Herb & supplement monograph

Black Psyllium

Interacts with 2,025 drugs

Black psyllium is a soluble-fiber supplement made from the seeds of a Plantago plant, used mostly to ease constipation and support digestive health. It is best known and most studied for rel...

Read the full Black Psyllium monograph →
Sources

Sources & How We Checked

Bronchial Wellness Herbal Syrup's label data comes from the NIH Dietary Supplement Label Database; the ingredient interaction data is from the Natural Medicines database, reviewed by our pharmacists.

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

The 18 references behind this product’s interaction data

Every citation that drives the interaction findings for this product’s ingredients, from the evidence-graded Natural Medicines (TRC Healthcare) database. Open an ingredient to browse its citations — links open the study on PubMed or the publisher’s site.

Black Psyllium 18 references
  1. McGuffin M, Hobbs C, Upton R, Goldberg A, eds. American Herbal Products Association's Botanical Safety Handbook. Boca Raton, FL: CRC Press, LLC 1997.
  2. Gruenwald J, Brendler T, Jaenicke C. PDR for Herbal Medicines. 1st ed. Montvale, NJ: Medical Economics Company, Inc., 1998.
  3. Covington TR, et al. Handbook of Nonprescription Drugs. 11th ed. Washington, DC: American Pharmaceutical Association, 1996.
  4. Etman M. Effect of a bulk forming laxative on the bioavailablility of carbamazepine in man. Drug Dev Ind Pharm 1995;21:1901-6.
  5. Perlman BB. Interaction between lithium salts and ispaghula husk. Lancet 1990;335:416.
  6. Vaswani SK, Hamilton RG, Valentine MD, Adkinson NF. Psyllium laxative-induced anaphylaxis, asthma, and rhinitis. Allergy 1996;51:266-8. PubMed
  7. Lantner RR, Espiritu BR, Zumerchik P, Tobin MC. Anaphylaxis following ingestion of a psyllium-containing cereal. JAMA 1990;264:2534-6. DOI
  8. Kaplan MJ. Anaphylactic reaction to "Heartwise." N Engl J Med 1990;323:1072-3. DOI
  9. Nordstrom M, Melander A, Robertsson E, Steen B. Influence of wheat bran and of a bulk-forming ispaghula cathartic on the bioavailability of digoxin in geriatric in-patients. Drug Nutr Interact 1987;5:67-9..
  10. Robinson DS, Benjamin DM, McCormack JJ. Interaction of warfarin and nonsystemic gastrointestinal drugs. Clin Pharmacol Ther 1971;12:491-5. PubMed
  11. Garcia JJ, Fernandez N, Diez MJ, et al. Influence of two dietary fibers in the oral bioavailability and other pharmacokinetic parameters of ethinyloestradiol. Contraception 2000;62:253-7. PubMed
  12. Fernandez N, Lopez C, Díez R, et al. Drug interactions with the dietary fiber Plantago ovata husk. Expert Opin Drug Metab Toxicol 2012;8(11):1377-86.
  13. Semen plantaginis in: WHO Monographs on Selected Medicinal Plants, volume 1. World Health Organization, Geneva, 1999. Available at http://apps.who.int/medicinedocs/en/d/Js2200e/. Accessed November 26, 1026.
  14. Code of Federal Regulations, Title 21 (21CFR 101.17). Food labeling warning, notice, and safe handling statements. Available at www.ecfr.gov/cgi-bin/text-idx?SID=20f647d3b74161501f46564b915b4048&mc=true&node=se21.2.101_117&rgn=div8. Accessed December 3, 2
  15. Code of Federal Regulations, Title 21 (21CFR 201.319). Specific labeling requirements - water-soluble gums, hydrophilic gums, and hydrophilic mucilloids. Available at www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/CFRSearch.cfm?fr=201.319. Accessed Dece
  16. Diez R, Garcia JJ, Diez MJ, Sierra M, Sahagun AM, Fernandez N. Influence of Plantago ovata husk (dietary fiber) on the bioavailability and other pharmacokinetic parameters of metformin in diabetic rabbits. BMC Complement Altern Med. 2017 Jun 7;17(1):298. PubMed
  17. Chiu AC, Sherman SI. Effects of pharmacological fiber supplements on levothyroxine absorption. Thyroid. 1998;8(8):667-71. PubMed
  18. Merrick C, Madden CA, Capurso NA. A Case of Blunted Orally Disintegrating Olanzapine Effect Due to Coadministered Psyllium. J Clin Psychiatry 2021;82(2):20cr13633. PubMed

See these in context on the Black Psyllium monograph →

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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