Drug & supplement interaction

Oleic Acid + Propranolol Hydrochloride

Propranolol Hydrochloride brand name: Hemangeol.

No Known Interaction
Medically reviewed by · Updated June 2026 · Pair last verified Oct 4, 2026
The bottom line No known interaction

We found no known interaction between Oleic Acid and Propranolol Hydrochloride 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

Oleic Acid and Propranolol Hydrochloride

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 Propranolol Hydrochloride and Oleic Acid 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.

Oleic Acid safety at a glance

Oleic Acid overall Generally safe Generally recognized as safe when consumed in normal amounts from foods like olive oil.
Pregnancy Use caution Amounts found in foods are fine, but concentrated supplements are not well studied in pregnancy.
Breastfeeding Use caution Food amounts are considered safe, but supplement-level doses lack good safety data.

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

Still wondering about combining Propranolol Hydrochloride and Oleic Acid? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
How we checked

Why No Interaction Is Listed for Propranolol Hydrochloride

Interactions in our licensed database are recorded against drug classes, not just single drug names. Propranolol Hydrochloride is filed under 9 classifications — including beta-blockers, cytochrome p450 2c19 (cyp2c19) substrates, antihypertensive drugs. Oleic Acid has documented interactions with 1 drug class — the most serious being antidiabetes drugs (moderate) — and none of Propranolol Hydrochloride’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

Oleic Acid Does Interact With Other Medications

Oleic Acid has 86 moderate known drug interactions in our database — Propranolol Hydrochloride isn’t one of them. If you take anything else, check it against the full list below.

Moderate 86 No known interaction 2,744 (incl. Propranolol Hydrochloride)
Taking anything else?

Check Another of Your Medications Against Oleic Acid

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

Everything else you take

See Every Supplement That Interacts With Propranolol Hydrochloride

This page covers Oleic Acid only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Propranolol Hydrochloride page lists 236 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), American Hellebore (major), American Mistletoe (major), Indian Snakeroot (major) and Tyramine (major).

Open the Propranolol Hydrochloride interaction page

One more smart check

Taking Oleic Acid as Part of a Dietary Supplement Product? Check It for Interactions

We hold 1,803 real supplement products containing Oleic Acid, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Oleic Acid. Even though Oleic Acid itself has no known interaction with Propranolol Hydrochloride, 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 Oleic Acid and Propranolol Hydrochloride 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 Oleic Acid
Top 25%

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

29 days ago today
Medication Propranolol Hydrochloride
Top half

#1,102 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 Oleic Acid reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified October 4, 2026. The Oleic Acid and Propranolol Hydrochloride 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 Oleic Acid

What is Oleic Acid?

  • Heart health
  • Healthy cooking fat
  • Skin moisturizing
  • Part of the Mediterranean diet
  • Anti-inflammatory support

Oleic acid is a heart-healthy monounsaturated fat found mainly in olive oil, canola oil, avocados, and nuts. As part of a Mediterranean-style diet, it is widely viewed as a healthier replacement for saturated fats, but it is still a calorie-dense fat, so amounts matter. Talk to your pharmacist or doctor before using concentrated supplements.

Fatty acid found in plant oils and animal fats · Olive oil, capsules, softgels, cooking oils, skin products

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

Oleic Acid: dosing

There is no official standardized dose of oleic acid as a supplement. Most people get healthy amounts simply by using olive oil and eating foods like nuts and avocados in place of less healthy fats.If you use an oleic acid product or olive oil supplement, follow the directions on the product label. Because it is a fat with calories, keep portion sizes reasonable.

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

Read the full Oleic Acid monograph & all interactions
Medication

About Propranolol (Infantile Hemangioma)

What Is Propranolol (Infantile Hemangioma) Used For?

Brand name: Hemangeol

This intravenous (IV) form of propranolol is used in hospital settings to treat serious, life-threatening heart rhythm problems. It works on several types of abnormal rhythms, including those that happen during anesthesia or are caused by drug toxicity.

Specific uses include fast heart rhythms coming from the upper chambers of the heart (supraventricular tachycardia), dangerous rhythms caused by too much digitalis in the body, and certain fast rhythms triggered by excess stress hormones (catecholamines) during surgery.

Most-Reported Side Effects for Propranolol Hydrochloride

From FAERS, the FDA’s public side-effect reporting system (71,669 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Nausea 4,551 reports
Headache 3,962 reports
Fatigue 3,912 reports
Diarrhea 3,292 reports
Dizziness 3,221 reports
See full Propranolol (Infantile Hemangioma) drug information
Keep checking

Other Drugs & Oleic Acid

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

0Major
86Moderate
0Minor
2,743No known interaction
86 Moderate 2,743 No interaction
Moderate

86 interactions

Showing 60 of 86 moderate interactions — see all 86 on the Oleic Acid page.

No interaction 2,743 drugs checked — show the list

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

Showing the 60 most looked-up of 2,743 medications checked with no known interaction — see the full Oleic Acid list.

See the full Oleic Acid interactions page
See every supplement checked against Propranolol Hydrochloride, ranked by severity
Evidence & sources

Oleic Acid References

The 1 references that drive our Oleic Acid 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. Madigan C, Ryan M, Owens D, et al. Dietary unsaturated fatty acids in type 2 diabetes: higher levels of postprandial lipoprotein on a linoleic acid-rich sunflower oil diet compared with an oleic acid-rich olive oil diet. Diabetes Care 2000;23:1472-7. 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 Oleic Acid and Propranolol Hydrochloride Together: Common Questions

Is it safe to take Oleic Acid with Propranolol Hydrochloride?
We do not list a known interaction between Oleic Acid and Propranolol Hydrochloride. 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 Oleic Acid and Propranolol Hydrochloride combination checked?
Interactions in our licensed database are recorded against drug classes. Propranolol Hydrochloride is filed under 9 classifications, and Oleic Acid has documented interactions with 1 drug class — none of Propranolol Hydrochloride'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 Oleic Acid interact with any other medications?
Yes. Oleic Acid has 86 documented drug interactions in our database — Propranolol Hydrochloride 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 Propranolol Hydrochloride interact with any supplements?
Yes. Propranolol Hydrochloride has documented interactions with 236 supplements in our database — Oleic Acid is not one of them. The Propranolol Hydrochloride 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

Oleic Acid monograph Uses, safety profile, and every drug interaction in one place Propranolol (Infantile Hemangioma) drug information The full plain-English guide to this medication Propranolol Hydrochloride supplement interactions Every supplement checked against Propranolol Hydrochloride, 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 Propranolol Hydrochloride and Oleic Acid?

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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.