Drug & supplement interaction

Aspen + Apomorphine

Apomorphine brand names: Uprima, Apokyn, APO-go, APO-go Pen, APO-go PFS.

No Known Interaction
The bottom line No known interaction

We found no known interaction between Aspen and Apomorphine 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

Aspen and Apomorphine

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 Apomorphine and Aspen 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.

Aspen safety at a glance

Aspen overall Use caution It contains aspirin-like salicylates and may cause similar side effects, so use carefully.
Pregnancy Avoid Because of its aspirin-like activity and lack of safety data, it is best avoided during pregnancy.
Breastfeeding Avoid Not enough is known about safety, and salicylates can pass into breast milk, so avoid use.

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

Still wondering about combining Apomorphine and Aspen? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
How we checked

Why No Interaction Is Listed for Apomorphine

Interactions in our licensed database are recorded against drug classes, not just single drug names. Apomorphine is filed under 4 classifications — including dopamine agonists, glucuronidated drugs, p-glycoprotein substrates. Aspen has documented interactions with 3 drug classes — the most serious being aspirin (moderate), choline magnesium trisalicylate (trilisate) (moderate) and salsalate (disalcid) (moderate) — and none of Apomorphine’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

Aspen Does Interact With Other Medications

Aspen has 39 moderate known drug interactions in our database — Apomorphine isn’t one of them. If you take anything else, check it against the full list below.

Taking anything else?

Check Another of Your Medications Against Aspen

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

What to actually watch for

What Aspen Itself Has Been Linked To

This is not an interaction — nothing below involves Apomorphine. It is the side-effect record for Aspen on its own, from the licensed Natural Medicines monograph. If something new turns up after you add Aspen, this list is the first place to look.

  • A skin rash Additional detail

    “There is currently a limited amount of information available about the adverse effects of aspen. Aspen contains salicin, a plant salicylate. Theoretically, aspen taken orally may be associated with the adverse effects seen with other salicylates, such as aspirin. Topically, aspen has been associated with allergic dermatitis.”

    Aspen · Natural Medicines adverse-effect record, reported in dermatitis.

    2 sources cited
    1. 3700. Goodman LS, Gilman A. The Pharmacological Basis of Therapeutics. 5th ed. New York, NY: Macmillan Publ. Co., Inc., 1975.
    2. 101465. Aalto-Korte K, Välimaa J, Henriks-Eckerman ML, Jolanki R. Allergic contact dermatitis from salicyl alcohol and salicylaldehyde in aspen bark (Populus tremula). Contact Dermatitis 2005;52(2):93-5.

    “A case report describes a 58-year-old man who developed allergic contact dermatitis after handling aspen leaves and bark. The rash spread from his hands to his face, trunk, and extremities. He had positive skin patch tests to salicyl alcohol and salicylaldehyde, which are present in aspen as glucosides, such as salicin.”

    Aspen · Natural Medicines adverse-effect record, reported in dermatitis.

    1 source cited
    1. 101465. Aalto-Korte K, Välimaa J, Henriks-Eckerman ML, Jolanki R. Allergic contact dermatitis from salicyl alcohol and salicylaldehyde in aspen bark (Populus tremula). Contact Dermatitis 2005;52(2):93-5.

Everything above comes from the Natural Medicines adverse-effect record for Aspen — expand a row for the licensed statement it rests on. We read the ADVERSE REACTIONS section of Apomorphine’s FDA label too, and the two lists don’t meaningfully overlap — which is why no Apomorphine column appears here.

Everything else you take

See Every Supplement That Interacts With Apomorphine

This page covers Aspen only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Apomorphine page lists 67 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), St. John's Wort (major), Ayahuasca (moderate), Bitter Melon (moderate) and Black Horehound (moderate).

By severity: 2 major · 49 moderate · 16 minor.

From our pharmacist’s overview on the Apomorphine page

“Apomorphine is often used as a rescue treatment for sudden "off" episodes in Parkinson's disease, which makes a reliable dose worth protecting, and this is a list to read with real care rather than skim. Of the 67 supplements and herbs on file, two carry a major rating: St.”

Reviewed by 2 · Jul 18, 2026

Open the Apomorphine interaction page

One more smart check

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

We hold 8 real supplement products containing Aspen, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Aspen. Even though Aspen itself has no known interaction with Apomorphine, 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 Aspen and Apomorphine 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 Aspen
Steady interest

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

29 days ago today
Medication Apomorphine
Top half

#982 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 Aspen reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 20, 2026. The Aspen and Apomorphine 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 Aspen

What is Aspen?

Aspen
  • Joint and muscle pain
  • Arthritis-related discomfort
  • Urinary tract symptoms and prostate issues
  • Mild fever and inflammation
  • Nerve pain (sciatica, neuropathic pain)

Aspen bark and leaf contain salicin, a natural compound related to aspirin, which is why it is traditionally used for pain, fever, and inflammation. Solid human studies are lacking, and because it acts like aspirin it carries similar risks. Talk to your pharmacist or doctor before using it, especially if you are sensitive to aspirin.

Populus tremuloides · Salicaceae · Bark and leaves (sometimes leaf buds) · Capsules, tinctures, liquid extracts, teas, and dried bark; often combined with other herbs

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

Aspen: dosing

There is no well-established, standardized dose for aspen. The amount of salicin in products can vary widely, and many products combine aspen with other herbs.The safest approach is to follow the directions on the specific product label and not exceed the recommended amount.

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

Read the full Aspen monograph & all interactions
Medication

About Apomorphine Injection

What Is Apomorphine Injection Used For?

Brand names: Uprima, Apokyn, APO-go, APO-go Pen, APO-go PFS

Apomorphine hydrochloride injection is used for the acute, intermittent treatment of hypomobility (reduced ability to move) during 'off' episodes in advanced Parkinson's disease. These include both 'end-of-dose wearing off' (when a dose of another Parkinson's medication stops working before the next one is due) and unpredictable 'on/off' episodes.

It is studied and used as an add-on therapy alongside other Parkinson's medications. The brands Apokyn, Apomorphine Hydrochloride injection, and Onapgo are all subcutaneous (under-the-skin) formulations approved for this use.

See full Apomorphine Injection drug information
Keep checking

Other Drugs & Aspen

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

0Major
39Moderate
0Minor
2,790No known interaction
Moderate

39 interactions

No interaction 2,790 drugs checked — show the list
Evidence & sources

Aspen References

The 3 references that drive our Aspen 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. Brinker F. Herb Contraindications and Drug Interactions. 2nd ed. Sandy, OR: Eclectic Medical Publications, 1998.
  2. Goodman LS, Gilman A. The Pharmacological Basis of Therapeutics. 5th ed. New York, NY: Macmillan Publ. Co., Inc., 1975.
  3. Aalto-Korte K, Välimaa J, Henriks-Eckerman ML, Jolanki R. Allergic contact dermatitis from salicyl alcohol and salicylaldehyde in aspen bark (Populus tremula). Contact Dermatitis 2005;52(2):93-5.

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 Aspen and Apomorphine Together: Common Questions

Is it safe to take Aspen with Apomorphine?
We do not list a known interaction between Aspen and Apomorphine. 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 Aspen and Apomorphine combination checked?
Interactions in our licensed database are recorded against drug classes. Apomorphine is filed under 4 classifications, and Aspen has documented interactions with 3 drug classes — none of Apomorphine'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 Aspen interact with any other medications?
Yes. Aspen has 39 documented drug interactions in our database — Apomorphine 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 Apomorphine interact with any supplements?
Yes. Apomorphine has documented interactions with 67 supplements in our database — Aspen is not one of them. The Apomorphine 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 Apomorphine and Aspen?

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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.