Drug & supplement interaction

Alpinia + Quinine Sulfate

Quinine Sulfate brand names: Quinamm, Quinine Sulfate.

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

We found no known interaction between Alpinia and Quinine Sulfate 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 Quinine Sulfate states a food rule worth keeping to.

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Interaction report

Alpinia and Quinine Sulfate

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 Quinine Sulfate and Alpinia 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.

Alpinia safety at a glance

Alpinia overall Use caution Generally well tolerated as a food, but supplement-level safety is not well studied.
Pregnancy Avoid Not enough safety data, so avoid medicinal amounts during pregnancy.
Breastfeeding Avoid Lack of safety data means it is best avoided in supplement form while breastfeeding.

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

Still wondering about combining Quinine Sulfate and Alpinia? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
How we checked

Why No Interaction Is Listed for Quinine Sulfate

Interactions in our licensed database are recorded against drug classes, not just single drug names. Quinine Sulfate is filed under 5 classifications — including cytochrome p450 3a4 (cyp3a4) inhibitors, photosensitizing drugs, cytochrome p450 3a4 (cyp3a4) substrates. Alpinia has documented interactions with 4 drug classes — the most serious being antacids (minor), h2-blockers (minor) and indomethacin (tivorbex) (minor) — and none of Quinine Sulfate’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

Alpinia Does Interact With Other Medications

Alpinia has 37 minor known drug interactions in our database — Quinine Sulfate isn’t one of them. If you take anything else, check it against the full list below.

Minor 37 No known interaction 2,793 (incl. Quinine Sulfate)
Taking anything else?

Check Another of Your Medications Against Alpinia

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

What to actually watch for

What Quinine Sulfate’s Own FDA Label Lists

This is not an interaction — none of it involves Alpinia. These are the most notable effects listed in the ADVERSE REACTIONS section of Quinine Sulfate’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.

  • Loss of vision Worth acting on
  • Hearing loss Worth acting on
  • Muscle weakness Worth acting on
  • Unsteadiness Worth acting on
  • Low blood sugar Worth acting on
  • A slow heartbeat Worth acting on
  • Yellowing of the skin or eyes Worth acting on
  • Fainting Worth acting on
  • Wheezing Worth acting on
  • An irregular heartbeat Worth acting on

Showing the 10 most notable of 44 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 Quinine Sulfate. Read the label on DailyMed › Alpinia’s licensed record lists no adverse effects our clinical vocabulary could match, so there is no Alpinia side to compare — that is a limit of the record, not a statement that Alpinia has no side effects.

How to take them

Some Quinine Sulfate Products Have a Food Rule — Alpinia Should Not Break It

At least one FDA label for a product containing Quinine Sulfate says to take it with food. If you take Alpinia on an empty stomach out of habit, keep them separate — and take Quinine Sulfate 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 Quinine Sulfate 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.

Quinine sulfate capsules should be taken with food to minimize gastric upset [see Clinical Pharmacology (12.3) ] .

From the Dosage and Administration section of the FDA label we read for Quinine Sulfate — 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 Quinine Sulfate

This page covers Alpinia only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Quinine Sulfate page lists 175 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Cinchona (major), Foxglove (major), Grapefruit (major) and Lily-of-the-valley (major).

Open the Quinine Sulfate interaction page

One more smart check

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

We hold 5 real supplement products containing Alpinia, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Alpinia. Even though Alpinia itself has no known interaction with Quinine Sulfate, 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 Alpinia and Quinine Sulfate 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 Alpinia
Steady interest

#1,257 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Quinine Sulfate
Steady interest

#2,260 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 Alpinia reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 13, 2026. The Alpinia and Quinine Sulfate 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 Alpinia

What is Alpinia?

Alpinia
  • Digestive upset and bloating
  • Nausea
  • Anti-inflammatory support
  • Respiratory and cough complaints
  • Antimicrobial
  • Appetite stimulant

Alpinia (lesser galangal) is a ginger-family root long used in Asian cooking and traditional medicine, mainly for digestive and inflammatory complaints. Most of its proposed health benefits come from laboratory and animal studies, and strong human evidence is lacking. Food amounts are generally well tolerated, but talk with your pharmacist or doctor before using concentrated supplements.

Alpinia officinarum · Zingiberaceae · Rhizome (root) · Dried rhizome, powder, capsules, tea, tincture, essential oil, culinary spice

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

Alpinia: dosing

There is no standardized, well-established medicinal dose for Alpinia. Amounts used in traditional medicine and supplements vary widely depending on the form, whether it is a tea, powder, capsule, or tincture.The safest approach is to follow the directions on the product label and not exceed the recommended amount. They can help you decide if it is appropriate and how much is reasonable.

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

Read the full Alpinia monograph & all interactions
Medication

About Quinine Sulfate

Most-Reported Side Effects for Quinine Sulfate

From FAERS, the FDA’s public side-effect reporting system (3,540 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Nausea 246 reports
Dyspnea 217 reports
Diarrhea 197 reports
Vomiting 193 reports
Dizziness 184 reports
Keep checking

Other Drugs & Alpinia

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

0Major
0Moderate
37Minor
2,792No known interaction
37 Minor 2,792 No interaction
Minor

37 interactions

No interaction 2,792 drugs checked — show the list

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

Showing the 60 most looked-up of 2,792 medications checked with no known interaction — see the full Alpinia list.

See the full Alpinia interactions page
See every supplement checked against Quinine Sulfate, ranked by severity
Evidence & sources

Alpinia References

The 3 references that drive our Alpinia 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. Kolangi F, Shafi H, Memariani Z, et al. Effect of Alpinia officinarum Hance rhizome extract on spermatogram factors in men with idiopathic infertility: a prospective double-blinded randomised clinical trial. Andrologia 2019;51(1):e13172.
  3. Zhang X, Xie Z, Chen X, et al. Herb-drug interaction in the protective effect of Alpinia officinarum against gastric injury induced by indomethacin based on pharmacokinetic, tissue distribution and excretion studies in rats. J Pharm Anal. 2021;11(2):200-9 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 Alpinia and Quinine Sulfate Together: Common Questions

Is it safe to take Alpinia with Quinine Sulfate?
We do not list a known interaction between Alpinia and Quinine Sulfate. 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 Alpinia and Quinine Sulfate at the same time of day?
At least one FDA label for a product containing Quinine Sulfate says to take it with food. If you take Alpinia on an empty stomach out of habit, keep them separate and take Quinine Sulfate with a meal where the label says to. Food instructions belong to the product rather than the ingredient — two Quinine Sulfate products can differ — so check the directions on your own box. This is about absorption, not an interaction.
How was the Alpinia and Quinine Sulfate combination checked?
Interactions in our licensed database are recorded against drug classes. Quinine Sulfate is filed under 5 classifications, and Alpinia has documented interactions with 4 drug classes — none of Quinine Sulfate'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 Alpinia interact with any other medications?
Yes. Alpinia has 37 documented drug interactions in our database — Quinine Sulfate 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 Quinine Sulfate interact with any supplements?
Yes. Quinine Sulfate has documented interactions with 175 supplements in our database — Alpinia is not one of them. The Quinine Sulfate 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

Alpinia monograph Uses, safety profile, and every drug interaction in one place Quinine Sulfate supplement interactions Every supplement checked against Quinine Sulfate, 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 3 citations behind this page Ask a pharmacist Free, personal answer from our licensed team

Still Have a Question About Quinine Sulfate and Alpinia?

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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.