Drug & supplement interaction

Gelsemium + Empagliflozin, Metformin

Empagliflozin, Metformin brand name: Synjardy.

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 Gelsemium and Empagliflozin, Metformin 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 Empagliflozin, Metformin states a food rule worth keeping to, and the two are separately associated with some of the same side effects, which would make a new symptom harder to attribute to one or the other.

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Interaction report

Gelsemium and Empagliflozin, Metformin

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 Empagliflozin, Metformin and Gelsemium 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.

Worth understanding: our licensed dataset holds no drug-interaction record for Gelsemium at all — not against Empagliflozin, Metformin, and not against any other medication we track. This verdict therefore rests on the absence of any recorded data, not on research that looked at this combination and found nothing. We cannot rule an interaction out.

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.

Gelsemium safety at a glance

Gelsemium overall Avoid The crude plant is highly toxic and even small amounts can be life-threatening.
Pregnancy Unsafe When used orally due to toxicity. Read the full pregnancy detail
Breastfeeding Unsafe When used orally due to toxicity. Read the full breastfeeding detail

Pregnancy & breastfeeding ratings are from Natural Medicines (Therapeutic Research Center) — the full detail is in the Special populations card below. Safety guidance is general; always confirm with your pharmacist or doctor for your situation.

Still wondering about combining Empagliflozin, Metformin and Gelsemium? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
What to actually watch for

No Interaction Found — But Data Suggests Gelsemium and Empagliflozin, Metformin May Share a Side Effect

This is not an interaction. Neither one changes how your body handles the other, and nothing here says they react together. What our sources do show is that each has separately been linked to the effects below — so taking both can make those effects more likely to turn up, and harder to pin on one or the other if they do.

  • Headache Additional detail

    Gelsemium

    “Orally, gelsemium can cause headache, drooping of the eyelid, double vision, difficulty swallowing, dizziness, muscle weakness or rigidity, seizures, dyspnea, and bradycardia. Death due to failure of respiratory muscles can occur (18).”

    Gelsemium · Natural Medicines adverse-effect record, reported in cluster headache.

    1 source cited
    1. 18. Gruenwald J, Brendler T, Jaenicke C. PDR for Herbal Medicines. 1st ed. Montvale, NJ: Medical Economics Company, Inc., 1998.

    Empagliflozin, Metformin

    Listed in the ADVERSE REACTIONS section of the FDA label for Empagliflozin, Metformin. Read the label on DailyMed ›

Reported for Gelsemium but not commonly for Empagliflozin, Metformin: trouble swallowing, muscle weakness, a slow heartbeat and dizziness.

Effects for Empagliflozin, Metformin come from the ADVERSE REACTIONS section of its FDA label; effects for Gelsemium come from the Natural Medicines adverse-effect record, quoted above. Wording is matched across sources by our own clinical vocabulary, so treat this as a prompt to pay attention, not a diagnosis.

Special populations

Gelsemium in Pregnancy & Breastfeeding

Pregnancy And Lactation Unsafe

When used orally due to toxicity.

DISCLAIMER: This tool is intended for informational purposes only, and should not be interpreted as specific medical advice. Patients should consult with a qualified healthcare provider before making decisions about therapies and/or health conditions.© 2026 Therapeutic Research Center

How to take them

Some Empagliflozin, Metformin Products Have a Food Rule — Gelsemium Should Not Break It

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

( 2.2 , 2.3 ) SYNJARDY XR: take orally once daily with a meal in the morning, with gradual dosage escalation to reduce the gastrointestinal adverse reactions due to metformin HCl.

From the Dosage and Administration section of the FDA label we read for Empagliflozin, Metformin — 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 Empagliflozin, Metformin

This page covers Gelsemium only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Empagliflozin, Metformin page lists 258 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Siberian Cocklebur (major), Acai (moderate), African Wild Potato (moderate) and Agaricus Mushroom (moderate).

By severity: 2 major · 218 moderate · 38 minor.

From our pharmacist’s overview on the Empagliflozin, Metformin page

“Severe low blood sugar from Siberian cocklebur is the scariest interaction on file for Synjardy (empagliflozin and metformin), and it has actually happened in people, not just in a lab. It is one of only two major-rated entries among the 258 interacting supplements and herbs here, a list I treat with genuine care.”

Reviewed by 2 · Jul 18, 2026

Open the Empagliflozin, Metformin interaction page

One more smart check

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

We hold 2 real supplement products containing Gelsemium, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Gelsemium. Even though Gelsemium itself has no known interaction with Empagliflozin, Metformin, 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 Gelsemium and Empagliflozin, Metformin 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 Gelsemium
Steady interest

#1,197 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Empagliflozin, Metformin
Steady interest

#1,741 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 Gelsemium reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 13, 2026. The Gelsemium and Empagliflozin, Metformin 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 Gelsemium

What is Gelsemium?

  • Anxiety and nervousness
  • Headache and migraine
  • Flu-like symptoms
  • Nerve pain (neuralgia)
  • Stage fright

Gelsemium is a highly toxic flowering plant most often sold today in very dilute homeopathic forms for anxiety, headaches, and flu-like symptoms. There is little reliable scientific evidence that it works, and the raw plant is dangerously poisonous, so it should never be used in crude or concentrated form. Always talk to a pharmacist or doctor before trying it.

Gelsemium sempervirens · Gelsemiaceae · Root and rhizome (also used in homeopathic preparations) · Homeopathic pellets and liquid dilutions, tinctures

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

Gelsemium: dosing

There is no established safe dose for the Gelsemium plant, and the crude herb should not be taken because of its toxicity. Homeopathic products use standardized dilution scales rather than measured milligram amounts of plant.If you choose to use a homeopathic Gelsemium product, follow the directions on the label exactly and do not exceed them.

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

Read the full Gelsemium monograph & all interactions
Keep checking

Other Drugs & Gelsemium

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

0Major
0Moderate
0Minor
2,829No known interaction
2,829 No interaction
No interaction 2,829 drugs checked — show the list

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

Showing the 60 most looked-up of 2,829 medications checked with no known interaction — see the full Gelsemium list.

See the full Gelsemium interactions page
See every supplement checked against Empagliflozin, Metformin, ranked by severity
Evidence & sources

Gelsemium References

The 2 references that drive our Gelsemium 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. The Review of Natural Products by Facts and Comparisons. St. Louis, MO: Wolters Kluwer Co., 1999.
  2. Gruenwald J, Brendler T, Jaenicke C. PDR for Herbal Medicines. 1st ed. Montvale, NJ: Medical Economics Company, Inc., 1998.

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 Gelsemium and Empagliflozin, Metformin Together: Common Questions

Is it safe to take Gelsemium with Empagliflozin, Metformin?
We do not list a known interaction between Gelsemium and Empagliflozin, Metformin. 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.
Do Gelsemium and Empagliflozin, Metformin have any of the same side effects?
Yes — our sources link each of them separately to one of the same effects. That is not an interaction: neither changes how your body handles the other. It does mean that if one of those effects turns up, it can be harder to tell which one is behind it. They are listed on this page with the source behind each.
Should I take Gelsemium and Empagliflozin, Metformin at the same time of day?
At least one FDA label for a product containing Empagliflozin, Metformin says to take it with food. If you take Gelsemium on an empty stomach out of habit, keep them separate and take Empagliflozin, Metformin with a meal where the label says to. Food instructions belong to the product rather than the ingredient — two Empagliflozin, Metformin products can differ — so check the directions on your own box. This is about absorption, not an interaction.
Does Empagliflozin, Metformin interact with any supplements?
Yes. Empagliflozin, Metformin has documented interactions with 258 supplements in our database — Gelsemium is not one of them. The Empagliflozin, Metformin 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

Gelsemium monograph Uses, safety profile, and every drug interaction in one place Empagliflozin, Metformin supplement interactions Every supplement checked against Empagliflozin, Metformin, 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 2 citations behind this page Ask a pharmacist Free, personal answer from our licensed team

Still Have a Question About Empagliflozin, Metformin and Gelsemium?

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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.