Drug & supplement interaction

Java Tea + Alfentanil

Alfentanil brand name: Alfenta.

No Known Interaction
The bottom line No known interaction

We found no known interaction between Java Tea and Alfentanil 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

Java Tea and Alfentanil

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 Alfentanil and Java Tea 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.

Java Tea safety at a glance

Java Tea overall Use caution Generally considered well tolerated short-term, but human safety data are limited.
Pregnancy Avoid Not enough safety data, so it is best avoided during pregnancy.
Breastfeeding Avoid Not enough safety data, so it is best avoided while breastfeeding.

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

Still wondering about combining Alfentanil and Java Tea? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
How we checked

Why No Interaction Is Listed for Alfentanil

Interactions in our licensed database are recorded against drug classes, not just single drug names. Alfentanil is filed under 6 classifications — including anesthesia, narcotic drugs, cns depressants. Java Tea has documented interactions with 2 drug classes — the most serious being antihypertensive drugs (moderate) and lithium (moderate) — and none of Alfentanil’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

Java Tea Does Interact With Other Medications

Java Tea has 173 moderate known drug interactions in our database — Alfentanil 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 Java Tea

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

Everything else you take

See Every Supplement That Interacts With Alfentanil

This page covers Java Tea only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Alfentanil page lists 202 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), Beer (major), Fever Bark (major) and Gamma-hydroxybutyrate (ghb) (major).

By severity: 10 major · 153 moderate · 39 minor.

From our pharmacist’s overview on the Alfentanil page

“Alfentanil (Alfenta) is a potent, fast-acting opioid, usually given during surgery, and that potency is why this page deserves genuine care rather than a passing glance. Ten of the 202 ingredients listed are rated major, and they cluster into two problems: extra sedation stacked on a drug that already suppresses breathing, and changes…”

Reviewed by 2 · Jul 18, 2026

Open the Alfentanil interaction page

One more smart check

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

We hold 64 real supplement products containing Java Tea, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Java Tea. Even though Java Tea itself has no known interaction with Alfentanil, 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 Java Tea and Alfentanil 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 Java Tea
Top half

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

29 days ago today
Medication Alfentanil
Steady interest

#1,658 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 Java Tea reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 20, 2026. The Java Tea and Alfentanil 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 Java Tea

What is Java Tea?

  • Urinary tract health
  • Mild fluid retention
  • Kidney and bladder support
  • Mild diuretic ('water pill') effect
  • Digestive complaints

Java Tea is a Southeast Asian herb traditionally used as a gentle diuretic and for urinary tract and kidney support. Some early lab, animal, and small human studies are encouraging, but high-quality evidence in people is limited, so it should not replace proven treatments. Talk to a pharmacist or doctor before using it, especially if you have kidney problems or take other medicines.

Orthosiphon stamineus · Lamiaceae · Leaves and stems (aerial parts) · Tea, dried herb, capsules, liquid extracts, tinctures

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

Java Tea: dosing

There is no well-established standardized dose for Java Tea. The right amount can vary depending on the form (tea, capsule, or extract) and the strength of the product.The safest approach is to follow the directions on the product label and not exceed the recommended amount. Because Java Tea has a diuretic effect, it is also wise to stay well hydrated.

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

Read the full Java Tea monograph & all interactions
Keep checking

Other Drugs & Java Tea

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

0Major
173Moderate
0Minor
2,656No known interaction
Moderate

173 interactions

Showing 60 of 173 moderate interactions — see all 173 on the Java Tea page.

No interaction 2,656 drugs checked — show the list
Evidence & sources

Java Tea References

The 2 references that drive our Java Tea 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. Cicero AF, De Sando V, Izzo R, Vasta A, Trimarco A, Borghi C. Effect of a combined nutraceutical containing Orthosiphon stamineus effect on blood pressure and metabolic syndrome components in hypertensive dyslipidaemic patients: a randomized clinical tria
  2. Vahlensieck W, Lorenz H, Schumacher-Stimpfl A, Fischer R, Naber KG. Effect of a herbal therapy on clinical symptoms of acute lower uncomplicated urinary tract infections in women: Secondary analysis from a randomized controlled trial. Antibiotics (Basel). 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 Java Tea and Alfentanil Together: Common Questions

Is it safe to take Java Tea with Alfentanil?
We do not list a known interaction between Java Tea and Alfentanil. 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 Java Tea and Alfentanil combination checked?
Interactions in our licensed database are recorded against drug classes. Alfentanil is filed under 6 classifications, and Java Tea has documented interactions with 2 drug classes — none of Alfentanil'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 Java Tea interact with any other medications?
Yes. Java Tea has 173 documented drug interactions in our database — Alfentanil 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 Alfentanil interact with any supplements?
Yes. Alfentanil has documented interactions with 202 supplements in our database — Java Tea is not one of them. The Alfentanil 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 Alfentanil and Java Tea?

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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.