Drug & supplement interaction

Bee Pollen + Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine

Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine brand name: Theracaps.

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 Bee Pollen and Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine 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

Bee Pollen and Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine

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 Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine and Bee Pollen 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.

Bee Pollen safety at a glance

Bee Pollen overall Use caution Generally tolerated by many people but can trigger allergic reactions, sometimes severe.
Pregnancy Possibly Unsafe When used orally. There is some concern that bee pollen might have uterine stimulant effects; avoid using. Read the full pregnancy detail
Breastfeeding Avoid Safety is unknown, so it is best avoided while breastfeeding.

Pregnancy & breastfeeding ratings are from Natural Medicines (Therapeutic Research Center) — the full detail is in the Special populations card below. Safety guidance is general; always confirm with your pharmacist or doctor for your situation.

Still wondering about combining Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine and Bee Pollen? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
How we checked

Why No Interaction Is Listed for Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine

Interactions in our licensed database are recorded against drug classes, not just single drug names. Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine is filed under 17 classifications — including phenylpropanolamine, cytochrome p450 2e1 (cyp2e1) substrates, glucuronidated drugs. Bee Pollen has documented interactions with 1 drug class — the most serious being warfarin (coumadin) (moderate) — and none of Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine’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

Bee Pollen Does Interact With Other Medications

Bee Pollen has 2 moderate known drug interactions in our database — Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine isn’t one of them. If you take anything else, check it against the full list below.

Moderate 2 No known interaction 2,828 (incl. Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine)
Taking anything else?

Check Another of Your Medications Against Bee Pollen

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

What to actually watch for

What Bee Pollen Itself Has Been Linked To

This is not an interaction — nothing below involves Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine. It is the side-effect record for Bee Pollen on its own, from the licensed Natural Medicines monograph. If something new turns up after you add Bee Pollen, this list is the first place to look. 4 entries are worth acting on rather than waiting out — marked below.

  • Kidney problems Worth acting on Additional detail

    “Orally, bee pollen seems to be well tolerated in most patients.

    Serious Adverse Effects (Rare):

    Orally: Acute hepatitis, allergic reactions, interstitial nephritis, kidney failure.”

    Bee Pollen · Natural Medicines adverse-effect record, reported in hepatitis.

    “Orally, there is one report of a patient taking a bee pollen-containing supplement for greater than 5 months who developed breathing difficulties, edema with weight gain, and loss of appetite. The patient was diagnosed with interstitial nephritis and drug-induced acute kidney failure. The supplement was discontinued and the patient was started on hemodialysis.”

    Bee Pollen · Natural Medicines adverse-effect record, reported in kidney failure.

    1 source cited
    1. 18068. Akiyasu T, Paudyal B, Paudyal P, et al. A case report of acute renal failure associated with bee pollen contained in nutritional supplements. Ther Apher Dial 2010;14:93-7. PubMed
  • Shortness of breath / A severe allergic reaction / Hives Worth acting on Additional detail

    “Patients with a history of seasonal pollen allergies, particularly allergies to plants in the Asteraceae/Compositae family, including ragweed, chrysanthemums, marigolds, daisies, and many other herbs, are at risk for serious allergic reactions to oral bee pollen. Allergic reactions can include itching, swelling, shortness of breath, lightheadedness, and anaphylaxis (5,6,11,13480,33952,33965,91981,91984,109991).”

    Bee Pollen · Natural Medicines adverse-effect record, reported in allergic rhinitis (hay fever).

    6 sources cited
    1. 5. Foster S, Tyler VE. Tyler's Honest Herbal: A Sensible Guide to the Use of Herbs and Related Remedies. 3rd ed., Binghamton, NY: Haworth Herbal Press, 1993.
    2. 6. The Review of Natural Products by Facts and Comparisons. St. Louis, MO: Wolters Kluwer Co., 1999.
    3. 11. Leung AY, Foster S. Encyclopedia of Common Natural Ingredients Used in Food, Drugs and Cosmetics. 2nd ed. New York, NY: John Wiley & Sons, 1996.
    4. 13480. Cohen SH, Yunginger JW, Rosenberg N, Fink JN. Acute allergic reaction after composite pollen ingestion. J Allergy Clin Immunol 1979;64:270-4. PubMed
    5. 33952. Greenberger, P. A. and Flais, M. J. Bee pollen-induced anaphylactic reaction in an unknowingly sensitized subject. Ann.Allergy Asthma Immunol 2001;86(2):239-242. PubMed
    6. 33965. Mansfield LE, Goldstein GB. Anaphylactic reaction after ingestion of local bee pollen. Ann Allergy 1981;47(3):154-156.
  • Liver problems Worth acting on Additional detail

    “Orally, there have been two cases of acute hepatitis associated with bee pollen use. One case involved ingestion of two tablespoons of pure bee pollen daily for several months. Another case involved ingestion of 14 tablets per day of a combination herbal product containing bee pollen, chaparral, and 19 other herbs for 6 weeks.”

    Bee Pollen · Natural Medicines adverse-effect record, reported in hepatitis.

    1 source cited
    1. 1351. Shad JA, Chinn CG, Brann OS. Acute hepatitis after ingestion of herbs. South Med J 1999;92:1095-7. PubMed
  • An allergic reaction Worth acting on Additional detail

    Recorded for Bee Pollen in the same Natural Medicines adverse-effect record shown under Kidney problems above.

  • Weight gain / Reduced appetite Additional detail

    Recorded for Bee Pollen in the same Natural Medicines adverse-effect record shown under Kidney problems above.

  • Itching Additional detail

    Recorded for Bee Pollen in the same Natural Medicines adverse-effect record shown under Shortness of breath / A severe allergic reaction / Hives above.

  • Swelling Additional detail

    Recorded for Bee Pollen in the same Natural Medicines adverse-effect record shown under Shortness of breath / A severe allergic reaction / Hives above.

Showing the 10 most notable of 13 recorded effects — ranked by how unusual each one is across medicines generally, with serious effects weighted up.

Everything above comes from the Natural Medicines adverse-effect record for Bee Pollen — expand a row for the licensed statement it rests on. We haven’t matched Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine to its FDA label in our system yet, so we can’t compare its own side-effect list here — the leaflet that comes with your prescription is the authoritative list for Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine.

Special populations

Bee Pollen in Pregnancy & Breastfeeding

Pregnancy Possibly Unsafe

When used orally. There is some concern that bee pollen might have uterine stimulant effects; avoid using.

DISCLAIMER: This tool is intended for informational purposes only, and should not be interpreted as specific medical advice. Patients should consult with a qualified healthcare provider before making decisions about therapies and/or health conditions.© 2026 Therapeutic Research Center

Everything else you take

See Every Supplement That Interacts With Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine

This page covers Bee Pollen only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine page lists 282 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Asarabacca (major), Beer (major), Ephedra (major) and Grapefruit (major).

By severity: 14 major · 223 moderate · 45 minor.

From our pharmacist’s overview on the Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine page

“Of everything on this page, ephedra worries me most for anyone using Theracaps (acetaminophen, dextromethorphan, phenylpropanolamine, and pyrilamine), because the decongestant in this cold formula is itself a stimulant. Adding ephedra or any of the 44 stimulant entries can push blood pressure and heart rate to unsafe levels.”

Reviewed by 2 · Jul 18, 2026

Open the Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine interaction page

One more smart check

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

We hold 686 real supplement products containing Bee Pollen, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Bee Pollen. Even though Bee Pollen itself has no known interaction with Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine, 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 Bee Pollen and Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine 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 Bee Pollen
Top 25%

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

29 days ago today
Medication Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine
Top half

#1,288 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 Bee Pollen reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 13, 2026. The Bee Pollen and Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine records this page draws on were last updated July 11, 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 Bee Pollen

What is Bee Pollen?

Bee Pollen
  • General energy and vitality
  • Immune support
  • Nutritional supplement
  • Athletic performance
  • Allergy relief (traditional belief)
  • Skin and wound care

Bee pollen is a nutrient-rich product collected by bees and marketed as a 'superfood' for energy and immune support, but solid human evidence for most of these claims is lacking. It can cause serious allergic reactions in some people, and it should be avoided during pregnancy and breastfeeding because safety is not established.

Pollen collected by honeybees (often combined with nectar and bee secretions) · Granules, capsules, tablets, powder, chewables

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

Bee Pollen: dosing

There is no official or standardized dose for bee pollen. Products vary widely in their content and strength, so the right amount is not well defined.If you choose to use it, follow the directions on the product label and start with a small amount to see how your body reacts.

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

Read the full Bee Pollen monograph & all interactions
Keep checking

Other Drugs & Bee Pollen

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

0Major
2Moderate
0Minor
2,827No known interaction
2 Moderate 2,827 No interaction
Moderate

2 interactions

No interaction 2,827 drugs checked — show the list

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

Showing the 60 most looked-up of 2,827 medications checked with no known interaction — see the full Bee Pollen list.

See the full Bee Pollen interactions page
See every supplement checked against Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine, ranked by severity
Evidence & sources

Bee Pollen References

The 15 references that drive our Bee Pollen 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. Foster S, Tyler VE. Tyler's Honest Herbal: A Sensible Guide to the Use of Herbs and Related Remedies. 3rd ed., Binghamton, NY: Haworth Herbal Press, 1993.
  2. The Review of Natural Products by Facts and Comparisons. St. Louis, MO: Wolters Kluwer Co., 1999.
  3. Leung AY, Foster S. Encyclopedia of Common Natural Ingredients Used in Food, Drugs and Cosmetics. 2nd ed. New York, NY: John Wiley & Sons, 1996.
  4. Shad JA, Chinn CG, Brann OS. Acute hepatitis after ingestion of herbs. South Med J 1999;92:1095-7. PubMed
  5. Puente S, Iniguez A, Subirats M, et al. [Eosinophilic gastroenteritis caused by bee pollen sensitization]. Med Clin (Barc) 1997;108:698-700.
  6. Winther K, Hedman C. Assessment of the Effects of the Herbal Remedy Femal on the Symptoms of Premenstrual Syndrome: A Randomized, Double-Blind, Placebo-Controlled Study. Curr Ther Res Clin Exp 2002;63:344-53. DOI
  7. Cohen SH, Yunginger JW, Rosenberg N, Fink JN. Acute allergic reaction after composite pollen ingestion. J Allergy Clin Immunol 1979;64:270-4. PubMed
  8. Hurren KM, Lewis CL. Probable interaction between warfarin and bee pollen. Am J Health Syst Pharm 2010;67:2034-7. PubMed
  9. Akiyasu T, Paudyal B, Paudyal P, et al. A case report of acute renal failure associated with bee pollen contained in nutritional supplements. Ther Apher Dial 2010;14:93-7. PubMed
  10. Greenberger, P. A. and Flais, M. J. Bee pollen-induced anaphylactic reaction in an unknowingly sensitized subject. Ann.Allergy Asthma Immunol 2001;86(2):239-242. PubMed
  11. Lin FL, Vaughan TR, Vandewalker ML, et al. Hypereosinophilia, neurologic, and gastrointestinal symptoms after bee-pollen ingestion. J Allergy Clin Immunol 1989;83(4):793-796. PubMed
  12. Mansfield LE, Goldstein GB. Anaphylactic reaction after ingestion of local bee pollen. Ann Allergy 1981;47(3):154-156.
  13. Choi JH, Jang YS, Oh JW, Kim CH, Hyun IG. Bee pollen-induced anaphylaxis: a case report and literature review. Allergy Asthma Immunol Res 2015 Sep;7(5):513-7. PubMed
  14. Nonotte-Varly C. Allergenicity of Artemisia contained in bee pollen is proportional to its mass. Eur Ann Allergy Clin Immunol 2015;47(6):218-24.
  15. Leang ZX, Thalayasingam M, O'Sullivan M. A paediatric case of exercise-augmented anaphylaxis following bee pollen ingestion in Western Australia. Asia Pac Allergy. 2022 Jul 12;12(3):e23. 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 Bee Pollen and Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine Together: Common Questions

Is it safe to take Bee Pollen with Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine?
We do not list a known interaction between Bee Pollen and Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine. 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 Bee Pollen and Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine combination checked?
Interactions in our licensed database are recorded against drug classes. Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine is filed under 17 classifications, and Bee Pollen has documented interactions with 1 drug class — none of Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine'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 Bee Pollen interact with any other medications?
Yes. Bee Pollen has 2 documented drug interactions in our database — Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine 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 Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine interact with any supplements?
Yes. Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine has documented interactions with 282 supplements in our database — Bee Pollen is not one of them. The Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine 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

Bee Pollen monograph Uses, safety profile, and every drug interaction in one place Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine supplement interactions Every supplement checked against Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine, 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 15 citations behind this page Ask a pharmacist Free, personal answer from our licensed team

Still Have a Question About Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine and Bee Pollen?

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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.