Drug & supplement interaction

Dwarf Pine Needle + Diphenhydramine Hydrochloride, Naproxen Sodium

Diphenhydramine Hydrochloride, Naproxen Sodium brand name: Aleve PM.

No Known Interaction
The bottom line No known interaction

We found no known interaction between Dwarf Pine Needle and Diphenhydramine Hydrochloride, Naproxen Sodium 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 Diphenhydramine Hydrochloride, Naproxen Sodium states a food rule worth keeping to.

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Interaction report

Dwarf Pine Needle and Diphenhydramine Hydrochloride, Naproxen Sodium

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 Diphenhydramine Hydrochloride, Naproxen Sodium and Dwarf Pine Needle 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.

Worth understanding: our licensed dataset holds no drug-interaction record for Dwarf Pine Needle at all — not against Diphenhydramine Hydrochloride, Naproxen Sodium, and not against any other medication we track. This verdict therefore rests on the absence of any recorded data, not on research that looked at this combination and found nothing. We cannot rule an interaction out.

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.

Dwarf Pine Needle safety at a glance

Dwarf Pine Needle overall Use caution Generally used externally or as an inhalant; the essential oil is toxic if swallowed and can irritate skin.
Pregnancy Avoid Not enough safety information; avoid the essential oil during pregnancy unless your doctor approves.
Breastfeeding Avoid Safety while breastfeeding is not established, so it is best avoided.

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

Still wondering about combining Diphenhydramine Hydrochloride, Naproxen Sodium and Dwarf Pine Needle? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
What to actually watch for

What Dwarf Pine Needle Itself Has Been Linked To

This is not an interaction — nothing below involves Diphenhydramine Hydrochloride, Naproxen Sodium. It is the side-effect record for Dwarf Pine Needle on its own, from the licensed Natural Medicines monograph. If something new turns up after you add Dwarf Pine Needle, this list is the first place to look. One entry is worth acting on rather than waiting out — marked below.

  • An allergic reaction Worth acting on Additional detail

    “Topically, dwarf pine needle oil can cause skin irritation and allergic reactions (11).”

    Dwarf Pine Needle · Natural Medicines adverse-effect record, reported in skin irritation.

    1 source cited
    1. 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.

    “Dwarf pine needle oil can cause skin irritation and allergic reactions (11).”

    Dwarf Pine Needle · Natural Medicines adverse-effect record, reported in skin irritation.

    1 source cited
    1. 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.

Everything above comes from the Natural Medicines adverse-effect record for Dwarf Pine Needle — expand a row for the licensed statement it rests on. We haven’t matched Diphenhydramine Hydrochloride, Naproxen Sodium 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 Diphenhydramine Hydrochloride, Naproxen Sodium.

How to take them

Some Diphenhydramine Hydrochloride, Naproxen Sodium Products Have a Food Rule — Dwarf Pine Needle Should Not Break It

At least one FDA label for a product containing Diphenhydramine Hydrochloride, Naproxen Sodium says to take it with food. If you take Dwarf Pine Needle on an empty stomach out of habit, keep them separate — and take Diphenhydramine Hydrochloride, Naproxen Sodium with a meal where the label says to.

This may not be true of your version. Food instructions belong to the product, not the ingredient: two Diphenhydramine Hydrochloride, Naproxen Sodium 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.

Directions • do not take more than directed • drink a full glass of water with each dose • adults and children 12 years and over: take 2 caplets at bedtime • do not take more than 2 caplets in 24 hours • if taken with food, this product may take longer to work

From the Dosage and Administration section of the FDA label we read for Diphenhydramine Hydrochloride, Naproxen Sodium — where that label names a specific product, the instruction is that product's.

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 Diphenhydramine Hydrochloride, Naproxen Sodium

This page covers Dwarf Pine Needle only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Diphenhydramine Hydrochloride, Naproxen Sodium page lists 378 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: 1,4-butanediol (major), Activated Charcoal (major), Asarabacca (major), Beer (major) and Danshen (major).

By severity: 13 major · 320 moderate · 45 minor.

From our pharmacist’s overview on the Diphenhydramine Hydrochloride, Naproxen Sodium page

“Aleve PM combines naproxen, an NSAID, with the sedating antihistamine diphenhydramine, and its supplement list earns genuine care rather than a quick skim. Thirteen of the 378 ingredients on file rate major, and the two largest themes track the pill's two halves.”

Reviewed by 2 · Jul 18, 2026

Open the Diphenhydramine Hydrochloride, Naproxen Sodium interaction page

How much people look this up

Where Dwarf Pine Needle and Diphenhydramine Hydrochloride, Naproxen Sodium 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 Dwarf Pine Needle
Steady interest

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

29 days ago today
Medication Diphenhydramine Hydrochloride, Naproxen Sodium
Top half

#1,053 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 Dwarf Pine Needle reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 27, 2026. The Dwarf Pine Needle and Diphenhydramine Hydrochloride, Naproxen Sodium records this page draws on were last updated July 10, 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 Dwarf Pine Needle

What is Dwarf Pine Needle?

  • Coughs and congestion
  • Muscle and joint aches (topical)
  • Inhalation for stuffy nose
  • Aromatherapy and relaxation
  • Mild antimicrobial use

Dwarf pine needle is the leaf and essential oil of the mountain pine (Pinus mugo), used mainly in inhalants, chest rubs, and bath products for coughs, congestion, and sore muscles. Solid human evidence is limited, and the essential oil should never be swallowed. Use it diluted and externally only, and check with a pharmacist or doctor first—especially if you are pregnant, breastfeeding, or have asthma.

Pinus mugo · Pinaceae · Needles (leaves) and essential oil distilled from them · Essential oil, inhalants and chest rubs, bath products, steam inhalations

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

Dwarf Pine Needle: dosing

There is no established standardized dose for dwarf pine needle. It is usually used in small amounts within finished products like chest rubs, inhalants, and bath preparations.Follow the directions on the product label exactly. If you use the pure essential oil, dilute it well in a carrier oil before applying it to the skin, and never take it by mouth.

From our Dwarf Pine Needle monograph — the full record covers uses, side effects and every documented interaction.

Read the full Dwarf Pine Needle monograph & all interactions
Keep checking

Other Drugs & Dwarf Pine Needle

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

0Major
0Moderate
0Minor
2,829No known interaction
No interaction 2,829 drugs checked — show the list
Evidence & sources

Dwarf Pine Needle References

The 1 references that drive our Dwarf Pine Needle 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. Leung AY, Foster S. Encyclopedia of Common Natural Ingredients Used in Food, Drugs and Cosmetics. 2nd ed. New York, NY: John Wiley & Sons, 1996.

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 Dwarf Pine Needle and Diphenhydramine Hydrochloride, Naproxen Sodium Together: Common Questions

Is it safe to take Dwarf Pine Needle with Diphenhydramine Hydrochloride, Naproxen Sodium?
We do not list a known interaction between Dwarf Pine Needle and Diphenhydramine Hydrochloride, Naproxen Sodium. 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 Dwarf Pine Needle and Diphenhydramine Hydrochloride, Naproxen Sodium at the same time of day?
At least one FDA label for a product containing Diphenhydramine Hydrochloride, Naproxen Sodium says to take it with food. If you take Dwarf Pine Needle on an empty stomach out of habit, keep them separate and take Diphenhydramine Hydrochloride, Naproxen Sodium with a meal where the label says to. Food instructions belong to the product rather than the ingredient — two Diphenhydramine Hydrochloride, Naproxen Sodium products can differ — so check the directions on your own box. This is about absorption, not an interaction.
Does Diphenhydramine Hydrochloride, Naproxen Sodium interact with any supplements?
Yes. Diphenhydramine Hydrochloride, Naproxen Sodium has documented interactions with 378 supplements in our database — Dwarf Pine Needle is not one of them. The Diphenhydramine Hydrochloride, Naproxen Sodium interaction page linked on this page lists every one, ranked by severity.

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

Still Have a Question About Diphenhydramine Hydrochloride, Naproxen Sodium and Dwarf Pine Needle?

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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.