Drug & supplement interaction

Avocado Sugar Extract + Chlorpheniramine, Phenylephrine, Phenylpropanolamine

Chlorpheniramine, Phenylephrine, Phenylpropanolamine brand name: Rutuss.

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

We found no known interaction between Avocado Sugar Extract and Chlorpheniramine, Phenylephrine, Phenylpropanolamine 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

Avocado Sugar Extract and Chlorpheniramine, Phenylephrine, Phenylpropanolamine

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 Chlorpheniramine, Phenylephrine, Phenylpropanolamine and Avocado Sugar Extract 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.

Avocado Sugar Extract safety at a glance

Avocado Sugar Extr... overall Not established Human safety data are very limited, so its long-term safety is not well established.
Pregnancy Avoid There is not enough safety information, so it is best avoided during pregnancy.
Breastfeeding Avoid Safety while breastfeeding is unknown, so avoiding it is the cautious choice.

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

Still wondering about combining Chlorpheniramine, Phenylephrine, Phenylpropanolamine and Avocado Sugar Extract? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
How we checked

Why No Interaction Is Listed for Chlorpheniramine, Phenylephrine, Phenylpropanolamine

Interactions in our licensed database are recorded against drug classes, not just single drug names. Chlorpheniramine, Phenylephrine, Phenylpropanolamine is filed under 11 classifications — including phenylpropanolamine, cytochrome p450 2d6 (cyp2d6) inhibitors, alpha-adrenergic agonists. Avocado Sugar Extract has documented interactions with 1 drug class — the most serious being antidiabetes drugs (moderate) — and none of Chlorpheniramine, Phenylephrine, Phenylpropanolamine’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

Avocado Sugar Extract Does Interact With Other Medications

Avocado Sugar Extract has 86 moderate known drug interactions in our database — Chlorpheniramine, Phenylephrine, Phenylpropanolamine 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. Chlorpheniramine, Phenylephrine, Phenylpropanolamine)
Taking anything else?

Check Another of Your Medications Against Avocado Sugar Extract

Covers the 2,830 medications we’ve checked against Avocado Sugar Extract. Pick one to open its full report.

Everything else you take

See Every Supplement That Interacts With Chlorpheniramine, Phenylephrine, Phenylpropanolamine

This page covers Avocado Sugar Extract only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Chlorpheniramine, Phenylephrine, Phenylpropanolamine page lists 229 supplements it has a documented interaction with, worst first, each one explained.

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

By severity: 10 major · 175 moderate · 44 minor.

From our pharmacist’s overview on the Chlorpheniramine, Phenylephrine, Phenylpropanolamine page

“Rutuss combines an antihistamine, chlorpheniramine, with two decongestants, phenylephrine and phenylpropanolamine, and its supplement interactions call for real care. Ten of the 229 ingredients on file carry a major rating.”

Reviewed by 2 · Jul 18, 2026

Open the Chlorpheniramine, Phenylephrine, Phenylpropanolamine interaction page

How much people look this up

Where Avocado Sugar Extract and Chlorpheniramine, Phenylephrine, Phenylpropanolamine 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 Avocado Sugar Extract
Top half

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

29 days ago today
Medication Chlorpheniramine, Phenylephrine, Phenylpropanolamine
Steady interest

#2,057 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 Avocado Sugar Extract reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 13, 2026. The Avocado Sugar Extract and Chlorpheniramine, Phenylephrine, Phenylpropanolamine 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 Avocado Sugar Extract

What is Avocado Sugar Extract?

  • Blood sugar support
  • Weight management
  • Healthy aging/longevity interest
  • Metabolic support
  • Athletic/animal supplement formulas

Avocado sugar extract is a source of D-mannoheptulose, an unusual sugar studied mainly in laboratory and animal research for its possible effects on glucose metabolism. Human evidence is very limited, so it should not be relied on to treat diabetes or any condition. Talk with your pharmacist or doctor before using it, especially if you have blood sugar concerns.

Persea americana · Lauraceae · Fruit (avocado pulp) · Capsules, powders, and standardized extracts; sometimes included in supplement blends

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

Avocado Sugar Extract: dosing

There is no established standardized dose for avocado sugar extract or D-mannoheptulose in humans. Products vary widely in how much extract they contain and how it is standardized.If you choose to use it, follow the directions on the product label and do not exceed them.

From our Avocado Sugar Extract monograph — the full record covers uses, side effects and every documented interaction.

Read the full Avocado Sugar Extract monograph & all interactions
Keep checking

Other Drugs & Avocado Sugar Extract

Browse every other medication we’ve checked against Avocado Sugar Extract — 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 Avocado Sugar Extract page.

No interaction 2,743 drugs checked — show the list

We also checked Avocado Sugar Extract 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 Avocado Sugar Extract list.

See the full Avocado Sugar Extract interactions page
See every supplement checked against Chlorpheniramine, Phenylephrine, Phenylpropanolamine, ranked by severity
Evidence & sources

Avocado Sugar Extract References

The 1 references that drive our Avocado Sugar Extract 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. Shaw PE, Wilson CW 3rd, Knight RJ Jr. High-performance liquid chromatographic analysis of D-manno-heptulose, perseitol, glucose, and fructose in avocado cultivars. J Agric Food Chem 1980;28:379-62. 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 Avocado Sugar Extract and Chlorpheniramine, Phenylephrine, Phenylpropanolamine Together: Common Questions

Is it safe to take Avocado Sugar Extract with Chlorpheniramine, Phenylephrine, Phenylpropanolamine?
We do not list a known interaction between Avocado Sugar Extract and Chlorpheniramine, Phenylephrine, Phenylpropanolamine. 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 Avocado Sugar Extract and Chlorpheniramine, Phenylephrine, Phenylpropanolamine combination checked?
Interactions in our licensed database are recorded against drug classes. Chlorpheniramine, Phenylephrine, Phenylpropanolamine is filed under 11 classifications, and Avocado Sugar Extract has documented interactions with 1 drug class — none of Chlorpheniramine, Phenylephrine, Phenylpropanolamine'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 Avocado Sugar Extract interact with any other medications?
Yes. Avocado Sugar Extract has 86 documented drug interactions in our database — Chlorpheniramine, Phenylephrine, Phenylpropanolamine 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 Chlorpheniramine, Phenylephrine, Phenylpropanolamine interact with any supplements?
Yes. Chlorpheniramine, Phenylephrine, Phenylpropanolamine has documented interactions with 229 supplements in our database — Avocado Sugar Extract is not one of them. The Chlorpheniramine, Phenylephrine, Phenylpropanolamine 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

Avocado Sugar Extract monograph Uses, safety profile, and every drug interaction in one place Chlorpheniramine, Phenylephrine, Phenylpropanolamine supplement interactions Every supplement checked against Chlorpheniramine, Phenylephrine, Phenylpropanolamine, 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 Chlorpheniramine, Phenylephrine, Phenylpropanolamine and Avocado Sugar Extract?

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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.