Drug & supplement interaction

Cajeput Oil + Naloxegol

Naloxegol brand name: Movantik.

No Known Interaction

Medically reviewed by Dr. Brian Staiger, PharmD, BCPS · Updated June 2026 · Pair last verified Sep 27, 2026

The bottom line No known interaction

We found no known interaction between Cajeput Oil and Naloxegol 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 Naloxegol states a food rule worth keeping to.

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Interaction report

Cajeput Oil and Naloxegol

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 Naloxegol and Cajeput Oil 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.

Cajeput Oil safety at a glance

Cajeput Oil overall Use caution Generally used topically or for inhalation in diluted form; it can irritate skin and should not be swallowed.

Pregnancy Avoid Safety has not been established, so it is best avoided during pregnancy.

Breastfeeding Avoid 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 Naloxegol and Cajeput Oil? Ask Dr. Brian Staiger, PharmD, BCPS directly ›

How we checked

Why No Interaction Is Listed for Naloxegol

Interactions in our licensed database are recorded against drug classes, not just single drug names. Naloxegol is filed under 2 classifications — cytochrome p450 3a4 (cyp3a4) substrates, oral drugs. Cajeput Oil has documented interactions with 2 drug classes — the most serious being antidiabetes drugs (moderate) and cytochrome p450 2d6 (cyp2d6) substrates (moderate) — and none of Naloxegol’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

Cajeput Oil Does Interact With Other Medications

Cajeput Oil has 278 moderate known drug interactions in our database — Naloxegol isn’t one of them. If you take anything else, check it against the full list below.

Moderate 278 No known interaction 2,552 (incl. Naloxegol)

Taking anything else?

Check Another of Your Medications Against Cajeput Oil

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

What to actually watch for

What Naloxegol’s Own FDA Label Lists

This is not an interaction — none of it involves Cajeput Oil. These are the most notable effects listed in the ADVERSE REACTIONS section of Naloxegol’s own FDA label, for the medication by itself. Knowing the drug’s own list makes it easier to work out the likely cause if something new turns up while you take both.

Bloating or gas
Stomach pain mentioned in 12.5% of FDA reports for Naloxegol
Sweating
Diarrhea mentioned in 9.7% of FDA reports for Naloxegol
Nausea mentioned in 8.4% of FDA reports for Naloxegol
Vomiting
Headache

From the ADVERSE REACTIONS section of the FDA label for Naloxegol. Read the label on DailyMed › Where a percentage is shown, it is the share of 3,902 voluntary FDA FAERS reports for Naloxegol that mention that effect — a reporting proportion, not an incidence rate and not evidence the drug caused it. Cajeput Oil’s licensed record lists no adverse effects our clinical vocabulary could match, so there is no Cajeput Oil side to compare — that is a limit of the record, not a statement that Cajeput Oil has no side effects.

How to take them

Some Naloxegol Products Have a Food Rule — Cajeput Oil Should Not Break It

At least one FDA label for a product containing Naloxegol says to take it on an empty stomach. Most supplements — Cajeput Oil included — are taken with a meal, so the easy mistake is swallowing both together at breakfast. Where that rule applies, keep Naloxegol on its own and move Cajeput Oil to a meal later in the day.

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

(2.1) Take on an empty stomach at least 1 hour prior to the first meal of the day or 2 hours after the meal.

From the Dosage and Administration section of the FDA label we read for Naloxegol — where that label names a specific product, the instruction is that product's. Read the label on DailyMed ›

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 Naloxegol

This page covers Cajeput Oil only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Naloxegol page lists 138 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Grapefruit (major), St. John's Wort (major), Acacia Rigidula (moderate) and Adrafinil (moderate).

By severity: 3 major · 94 moderate · 41 minor.

From our pharmacist’s overview on the Naloxegol page

“Naloxegol (Movantik) relieves the constipation that opioids cause, and this is a list that deserves real care before you add anything from it. Nearly all of the trouble traces to a single enzyme, CYP3A4, which the body relies on to clear naloxegol.”

Reviewed by 2 · Jul 18, 2026

Open the Naloxegol interaction page

How much people look this up

Where Cajeput Oil and Naloxegol 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 Cajeput Oil

Top half

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

29 days ago today

Medication Naloxegol

Steady interest

#2,347 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 Cajeput Oil reference on this page ↓
Freshness: we automatically re-check this combination every week — this pair was last verified September 27, 2026. The Cajeput Oil and Naloxegol 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 Dr. Brian Staiger, PharmD, BCPS.

Supplement

About Cajeput Oil

What is Cajeput Oil?

Muscle and joint aches
Cough and congestion
Minor skin irritation
Insect repellent
Aromatherapy

Cajeput oil is an aromatic essential oil traditionally used for aches, congestion, and minor skin complaints, but solid human evidence for these uses is limited. Like other essential oils, it should never be swallowed and should be diluted before applying to skin; consult a pharmacist or doctor before use, especially in children, pregnancy, or breastfeeding.

Melaleuca cajuputi · Myrtaceae · Essential oil distilled from the leaves and twigs · Essential oil, diluted topical rubs, inhalants/balms, aromatherapy blends

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

Cajeput Oil: dosing

There is no official, standardized dose for cajeput oil, and no proven safe amount for taking it internally. For topical or aromatherapy use, the general practice is to dilute a small amount of the essential oil in a carrier oil before applying to the skin.Because products differ in strength, follow the directions on the label and do not exceed them.

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

Read the full Cajeput Oil monograph & all interactions

Medication

About Naloxegol

What Is Naloxegol Used For?

Brand name: Movantik

Movantik (naloxegol) is used to treat opioid-induced constipation (OIC) — constipation caused by opioid pain medications — in adults who have chronic non-cancer pain. It is also approved for adults with chronic pain related to prior cancer or its treatment, as long as they don't need frequent (roughly weekly) increases in their opioid dose.

It is not indicated for constipation from other causes, and it is not approved for use in children.

See full Naloxegol drug information

Keep checking

Other Drugs & Cajeput Oil

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

0Major

278Moderate

0Minor

2,551No known interaction

278 Moderate 2,551 No interaction

Moderate

278 interactions

Showing 60 of 278 moderate interactions — see all 278 on the Cajeput Oil page.

No interaction 2,551 drugs checked — show the list

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

Showing the 60 most looked-up of 2,551 medications checked with no known interaction — see the full Cajeput Oil list.

See the full Cajeput Oil interactions page

See every supplement checked against Naloxegol, ranked by severity

Evidence & sources

Cajeput Oil References

The 2 references that drive our Cajeput Oil 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.

Moharram, F. A., Marzouk, M. S., El Toumy, S. A., Ahmed, A. A., and Aboutabl, E. A. Polyphenols of Melaleuca quinquenervia leaves--pharmacological studies of grandinin. Phytother Res 2003;17(7):767-773.
Subehan, Usia, T., Iwata, H., Kadota, S., and Tezuka, Y. Mechanism-based inhibition of CYP3A4 and CYP2D6 by Indonesian medicinal plants. J Ethnopharmacol. 5-24-2006;105(3):449-455. 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 Cajeput Oil and Naloxegol Together: Common Questions

Is it safe to take Cajeput Oil with Naloxegol?

We do not list a known interaction between Cajeput Oil and Naloxegol. 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 Cajeput Oil and Naloxegol at the same time of day?

At least one FDA label for a product containing Naloxegol says to take it on an empty stomach, and supplements are usually taken with a meal — so taking them together at breakfast is the easy mistake. Where that applies, keep Naloxegol on its own and move Cajeput Oil to a meal later in the day. Food instructions belong to the product rather than the ingredient, so check the directions on your own box. This is about absorption, not an interaction.

How was the Cajeput Oil and Naloxegol combination checked?

Interactions in our licensed database are recorded against drug classes. Naloxegol is filed under 2 classifications, and Cajeput Oil has documented interactions with 2 drug classes — none of Naloxegol'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 Cajeput Oil interact with any other medications?

Yes. Cajeput Oil has 278 documented drug interactions in our database — Naloxegol 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 Naloxegol interact with any supplements?

Yes. Naloxegol has documented interactions with 138 supplements in our database — Cajeput Oil is not one of them. The Naloxegol 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

Cajeput Oil monograph Uses, safety profile, and every drug interaction in one place Naloxegol drug information The full plain-English guide to this medication Naloxegol supplement interactions Every supplement checked against Naloxegol, 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 2 citations behind this page Ask a pharmacist Free, personal answer from our licensed team

Still Have a Question About Naloxegol and Cajeput Oil?

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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.