Drug & supplement interaction

Terminalia + Quinupristin, Dalfopristin

Quinupristin, Dalfopristin brand name: Synercid.

No Known Interaction
Medically reviewed by · Updated June 2026 · Pair last verified Oct 4, 2026
The bottom line No known interaction

We found no known interaction between Terminalia and Quinupristin, Dalfopristin 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

Terminalia and Quinupristin, Dalfopristin

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 Quinupristin, Dalfopristin and Terminalia 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.

Terminalia safety at a glance

Terminalia overall Use caution Generally well tolerated short-term in studies, but long-term safety and quality vary by product.
Pregnancy Avoid Not enough safety information; avoid use during pregnancy.
Breastfeeding Avoid Not enough safety information; avoid use while breastfeeding.

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

Still wondering about combining Quinupristin, Dalfopristin and Terminalia? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
How we checked

Why No Interaction Is Listed for Quinupristin, Dalfopristin

Interactions in our licensed database are recorded against drug classes, not just single drug names. Quinupristin, Dalfopristin is filed under 2 classifications — cytochrome p450 3a4 (cyp3a4) inhibitors, antibiotic drugs. Terminalia has documented interactions with 7 drug classes — the most serious being anticoagulant/antiplatelet drugs (moderate), antidiabetes drugs (moderate) and chlorzoxazone (parafon forte, paraflex) (moderate) — and none of Quinupristin, Dalfopristin’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

Terminalia Does Interact With Other Medications

Terminalia has 935 moderate known drug interactions in our database — Quinupristin, Dalfopristin isn’t one of them. If you take anything else, check it against the full list below.

Moderate 935 No known interaction 1,895 (incl. Quinupristin, Dalfopristin)
Taking anything else?

Check Another of Your Medications Against Terminalia

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

Everything else you take

See Every Supplement That Interacts With Quinupristin, Dalfopristin

This page covers Terminalia only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Quinupristin, Dalfopristin page lists 40 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Adrafinil (moderate), Bacillus Coagulans (moderate), Bacillus Subtilis (moderate), Bifidobacterium Animalis Subsp. Lactis (moderate) and Bifidobacterium Bifidum (moderate).

By severity: 38 moderate · 2 minor.

From our pharmacist’s overview on the Quinupristin, Dalfopristin page

“Quinupristin and dalfopristin (Synercid) is an intravenous antibiotic reserved for serious, often resistant infections, so it is usually given under close medical supervision. Even so, 40 supplement and herbal ingredients are on file as interacting with it, and none rises above moderate (38 moderate, 2 minor).”

Reviewed by 2 · Jul 18, 2026

Open the Quinupristin, Dalfopristin interaction page

One more smart check

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

We hold 306 real supplement products containing Terminalia, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Terminalia. Even though Terminalia itself has no known interaction with Quinupristin, Dalfopristin, 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 Terminalia and Quinupristin, Dalfopristin 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 Terminalia
Top 25%

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

29 days ago today
Medication Quinupristin, Dalfopristin
Top 10%

#214 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 Terminalia reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified October 4, 2026. The Terminalia and Quinupristin, Dalfopristin 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 Terminalia

What is Terminalia?

Terminalia
  • Heart health and circulation
  • Digestive problems (constipation, diarrhea)
  • Cholesterol support
  • Antioxidant and anti-inflammatory support
  • Immune support

Terminalia is a group of traditional Ayurvedic tree species (most notably Terminalia arjuna) used for heart, digestive, and general wellness purposes. Some small studies suggest possible benefits for heart and cholesterol health, but the evidence is limited and not strong enough to recommend it as a treatment. Talk to your pharmacist or doctor before using it, especially if you have a heart condition.

Terminalia arjuna · Combretaceae · Bark, fruit, and leaves (depending on species) · Capsules, tablets, powder (churna), bark extract, decoction/tea

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

Terminalia: dosing

There is no official or well-established standard dose for Terminalia. Doses used in studies vary widely depending on the species, the part of the plant, and the type of extract.Because of this, the best advice is to follow the directions on the product label and not exceed the recommended amount. A pharmacist or doctor can help you decide whether a product is appropriate for you and review the label. Avoid combining multiple supplements that contain Terminalia, since this can increase your total dose without you realizing it.

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

Read the full Terminalia monograph & all interactions
Medication

About Quinupristin and Dalfopristin Injection

What Is Quinupristin and Dalfopristin Injection Used For?

Brand name: Synercid

  • The combination of quinupristin and dalfopristin injection is used to prevent and treat certain serious skin infections. Quinupristin and dalfopristin are in a class of medications called streptogramin antibiotics. They work by killing bacteria that cause infections.

  • Antibiotics such as quinupristin and dalfopristin injection will not work for colds, flu, or other viral infections. Taking or using antibiotics when they are not needed increases your risk of getting an infection later that resists antibiotic treatment.

See full Quinupristin and Dalfopristin Injection drug information
Keep checking

Other Drugs & Terminalia

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

0Major
935Moderate
0Minor
1,894No known interaction
935 Moderate 1,894 No interaction
Moderate

935 interactions

Showing 60 of 935 moderate interactions — see all 935 on the Terminalia page.

No interaction 1,894 drugs checked — show the list

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

Showing the 60 most looked-up of 1,894 medications checked with no known interaction — see the full Terminalia list.

See the full Terminalia interactions page
See every supplement checked against Quinupristin, Dalfopristin, ranked by severity
Evidence & sources

Terminalia References

The 9 references that drive our Terminalia 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. Sabu, M. C. and Kuttan, R. Anti-diabetic activity of medicinal plants and its relationship with their antioxidant property. J Ethnopharmacol. 2002;81(2):155-160. PubMed
  2. Rao, N. K. and Nammi, S. Antidiabetic and renoprotective effects of the chloroform extract of Terminalia chebula Retz. seeds in streptozotocin-induced diabetic rats. BMC.Complement Altern.Med 2006;6:17. PubMed
  3. Murali, Y. K., Anand, P., Tandon, V., Singh, R., Chandra, R., and Murthy, P. S. Long-term effects of Terminalia chebula Retz. on hyperglycemia and associated hyperlipidemia, tissue glycogen content and in vitro release of insulin in streptozotocin induced
  4. Senthilkumar, G. P. and Subramanian, S. Evaluation of antioxidant potential of Terminalia chebula fruits studies in streptozotocin-induced diabetic rats. Pharmaceutical Biology (Netherlands) 2007;45:511-518.
  5. Malik N, Dhawan V, Bahl A, Kaul D. Inihbitory effects of Terminalia arjuna on platelet activation in vitro in healthy subjects and patients with coronary artery disease. Platelets. 2009;20(3):183-1190.
  6. Varghese A, Savai J, Pandita N, Gaud RS. In vitro modulatory effects of Terminalia arjuna, arjunic acid, arjunetin, and arjungenin on CYP3A4, CYP2D6, and CYP2C9 enzyme activity in human liver microsomes. Toxicology Reports. 2015(2):806-16. PubMed
  7. Wu G, Dong Z, Dong J, et al. Effects of mongolian medicine Terminalia chebula Retz. on 6 CYP450 enzymes in rats. Int J Clin Exp Pathol 2020;13(12):3128-3138.
  8. Das A, Naveen J, Sreerama YN, Gnanesh Kumar BS, Baskaran V. Low-glycemic foods with wheat, barley and herbs (Terminalia chebula, Terminalia bellerica and Emblica officinalis) inhibit a-amylase, a-glucosidase and DPP-IV activity in high fat and low dose st
  9. Eltimamy M, Elshamarka M, Aboelsaad M, Sayed M, Moawad H. Effects of alcoholic extract of Terminalia Chebula dried fruit on blood biochemical profile in diabetic rats. J Diabetes Metab Disord 2022;21(1):159-170. 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 Terminalia and Quinupristin, Dalfopristin Together: Common Questions

Is it safe to take Terminalia with Quinupristin, Dalfopristin?
We do not list a known interaction between Terminalia and Quinupristin, Dalfopristin. 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 Terminalia and Quinupristin, Dalfopristin combination checked?
Interactions in our licensed database are recorded against drug classes. Quinupristin, Dalfopristin is filed under 2 classifications, and Terminalia has documented interactions with 7 drug classes — none of Quinupristin, Dalfopristin'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 Terminalia interact with any other medications?
Yes. Terminalia has 935 documented drug interactions in our database — Quinupristin, Dalfopristin 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 Quinupristin, Dalfopristin interact with any supplements?
Yes. Quinupristin, Dalfopristin has documented interactions with 40 supplements in our database — Terminalia is not one of them. The Quinupristin, Dalfopristin 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

Terminalia monograph Uses, safety profile, and every drug interaction in one place Quinupristin and Dalfopristin Injection drug information The full plain-English guide to this medication Quinupristin, Dalfopristin supplement interactions Every supplement checked against Quinupristin, Dalfopristin, 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 9 citations behind this page Ask a pharmacist Free, personal answer from our licensed team

Still Have a Question About Quinupristin, Dalfopristin and Terminalia?

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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.