Drug & supplement interaction

Anhydrous Crystalline Maltose + Rotigotine

Rotigotine brand name: Neupro.

No Known Interaction
The bottom line No known interaction

We found no known interaction between Anhydrous Crystalline Maltose and Rotigotine 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

Anhydrous Crystalline Maltose and Rotigotine

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 Rotigotine and Anhydrous Crystalline Maltose 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.

Anhydrous Crystalline Maltose safety at a glance

Anhydrous Crystall... overall Use caution Generally well tolerated in studies, but it is a sugar, so people with diabetes should be cautious.
Pregnancy Use caution Not well studied as a supplement in pregnancy; check with your doctor before use.
Breastfeeding Use caution Not well studied during breastfeeding; check with your doctor before use.

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

Still wondering about combining Rotigotine and Anhydrous Crystalline Maltose? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
How we checked

Why No Interaction Is Listed for Rotigotine

Interactions in our licensed database are recorded against drug classes, not just single drug names. Rotigotine is filed under 2 classifications — dopamine agonists, topical drugs. Anhydrous Crystalline Maltose has documented interactions with 1 drug class — the most serious being antidiabetes drugs (minor) — and none of Rotigotine’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

Anhydrous Crystalline Maltose Does Interact With Other Medications

Anhydrous Crystalline Maltose has 86 minor known drug interactions in our database — Rotigotine 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 Anhydrous Crystalline Maltose

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

What to actually watch for

What Rotigotine’s Own FDA Label Lists

This is not an interaction — none of it involves Anhydrous Crystalline Maltose. These are the most notable effects listed in the ADVERSE REACTIONS section of Rotigotine’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. 10 of them are worth acting on rather than waiting out — marked below.

  • Dependence or withdrawal symptoms Worth acting on
  • Severe muscle breakdown Worth acting on
  • Unsteadiness Worth acting on
  • Hallucinations Worth acting on
  • Fainting Worth acting on
  • An irregular heartbeat Worth acting on
  • Confusion Worth acting on
  • Low mood Worth acting on
  • Anemia Worth acting on
  • Raised blood pressure Worth acting on

Showing the 10 most notable of 38 label-listed effects — ranked by how unusual each one is across medicines generally, with serious effects weighted up.

From the ADVERSE REACTIONS section of the FDA label for Rotigotine. Read the label on DailyMed › Anhydrous Crystalline Maltose’s licensed record lists no adverse effects our clinical vocabulary could match, so there is no Anhydrous Crystalline Maltose side to compare — that is a limit of the record, not a statement that Anhydrous Crystalline Maltose has no side effects.

Everything else you take

See Every Supplement That Interacts With Rotigotine

This page covers Anhydrous Crystalline Maltose only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Rotigotine page lists 7 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Ayahuasca (moderate), Black Horehound (moderate), Dimethylsulfoxide (dmso) (moderate), Syrian Rue (moderate) and Turpentine Oil (moderate).

By severity: 6 moderate · 1 minor.

From our pharmacist’s overview on the Rotigotine page

“Rotigotine (Neupro) treats Parkinson's disease and restless legs through a skin patch, and the seven supplement interactions on file split along those two facts. None rates major, six are moderate and one minor, so this reads as a watch list rather than a stop list.”

Reviewed by 2 · Jul 18, 2026

Open the Rotigotine interaction page

How much people look this up

Where Anhydrous Crystalline Maltose and Rotigotine 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 Anhydrous Crystalline Maltose
Steady interest

#1,173 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Rotigotine
Top 25%

#683 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 Anhydrous Crystalline Maltose reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 13, 2026. The Anhydrous Crystalline Maltose and Rotigotine 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 Anhydrous Crystalline Maltose

What is Anhydrous Crystalline Maltose?

Anhydrous Crystalline Maltose
  • Dry mouth (xerostomia)
  • Sjögren syndrome
  • Dry mouth from medications
  • Food stabilizer and texturizer

Anhydrous crystalline maltose is a starch-derived sugar (also called malt sugar) studied mainly as a slow-dissolving lozenge to ease dry mouth, including in people with Sjögren syndrome. Some studies suggest it may modestly improve saliva flow, but the overall evidence is limited. It appears generally well tolerated, but talk with your pharmacist or doctor before using it, especially if you have diabetes.

Disaccharide sugar derived from starch · Dissolving lozenges, tablets, powder

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

Anhydrous Crystalline Maltose: dosing

There is no official, standardized supplement dose for anhydrous crystalline maltose. Do not assume more is better.

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

Read the full Anhydrous Crystalline Maltose monograph & all interactions
Medication

About Rotigotine Transdermal Patch

What Is Rotigotine Transdermal Patch Used For?

Brand name: Neupro

Neupro (rotigotine transdermal patch) is approved to treat Parkinson's disease — both early-stage and advanced-stage. It helps manage the movement-related symptoms of Parkinson's by stimulating dopamine receptors in the brain.

Neupro is also approved to treat moderate-to-severe primary Restless Legs Syndrome (RLS) — an uncomfortable urge to move the legs, often worse at night, that isn't caused by another medical condition.

Most-Reported Side Effects for Rotigotine

From FAERS, the FDA’s public side-effect reporting system (14,378 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Product adhesion issue 1,911 reports
Fall 983 reports
Parkinson^s disease 775 reports
Hallucination 730 reports
Dyskinesia 668 reports
See full Rotigotine Transdermal Patch drug information
Keep checking

Other Drugs & Anhydrous Crystalline Maltose

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

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

86 interactions

Showing 60 of 86 minor interactions — see all 86 on the Anhydrous Crystalline Maltose page.

No interaction 2,743 drugs checked — show the list
Evidence & sources

Anhydrous Crystalline Maltose References

The 2 references that drive our Anhydrous Crystalline Maltose 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. Fox, P. C., Cummins, M. J., and Cummins, J. M. Use of orally administered anhydrous crystalline maltose for relief of dry mouth. J Altern Complement Med 2001;7(1):33-43. PubMed
  2. Fox, P. C., Cummins, M. J., and Cummins, J. M. A third study on the use of orally administered anhydrous crystalline maltose for relief of dry mouth in primary Sjogren's syndrome. J Altern Complement Med 2002;8(5):651-659.

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 Anhydrous Crystalline Maltose and Rotigotine Together: Common Questions

Is it safe to take Anhydrous Crystalline Maltose with Rotigotine?
We do not list a known interaction between Anhydrous Crystalline Maltose and Rotigotine. 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 Anhydrous Crystalline Maltose and Rotigotine combination checked?
Interactions in our licensed database are recorded against drug classes. Rotigotine is filed under 2 classifications, and Anhydrous Crystalline Maltose has documented interactions with 1 drug class — none of Rotigotine'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 Anhydrous Crystalline Maltose interact with any other medications?
Yes. Anhydrous Crystalline Maltose has 86 documented drug interactions in our database — Rotigotine 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 Rotigotine interact with any supplements?
Yes. Rotigotine has documented interactions with 7 supplements in our database — Anhydrous Crystalline Maltose is not one of them. The Rotigotine 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 Rotigotine and Anhydrous Crystalline Maltose?

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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.