Drug & supplement interaction

Lotus + Verapamil

Verapamil brand names: Isoptin SR, Verelan, Isoptin, Calan SR, Verelan SR, and others.

No Known Interaction
The bottom line No known interaction

We found no known interaction between Lotus and Verapamil 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

Lotus and Verapamil

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 Verapamil and Lotus 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.

Lotus safety at a glance

Lotus overall Use caution Common as a food, but supplement safety has not been well studied in humans.
Pregnancy Avoid Not enough safety data for medicinal amounts, so avoid concentrated supplements.
Breastfeeding Avoid Safety has not been established, so avoid supplement use while breastfeeding.

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

Still wondering about combining Verapamil and Lotus? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
How we checked

Why No Interaction Is Listed for Verapamil

Interactions in our licensed database are recorded against drug classes, not just single drug names. Verapamil is filed under 11 classifications — including calcium channel blockers, cytochrome p450 2c8 (cyp2c8) substrates, cytochrome p450 3a4 (cyp3a4) inhibitors. Lotus has documented interactions with 3 drug classes — the most serious being anticoagulant/antiplatelet drugs (moderate), antidiabetes drugs (moderate) and pentobarbital (nembutal) (moderate) — and none of Verapamil’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

Lotus Does Interact With Other Medications

Lotus has 212 moderate known drug interactions in our database — Verapamil 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 Lotus

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

What to actually watch for

What Lotus Itself Has Been Linked To

This is not an interaction — nothing below involves Verapamil. It is the side-effect record for Lotus on its own, from the licensed Natural Medicines monograph. If something new turns up after you add Lotus, this list is the first place to look. One entry is worth acting on rather than waiting out — marked below.

  • Hives / An allergic reaction Worth acting on Additional detail

    “Orally and topically, lotus root can cause allergic reactions such as urticaria and contact dermatitis. In a case report, a 6-year-old female developed urticaria after ingesting lotus root. She had also developed contact dermatitis on body areas that had been in contact with the lotus root.”

    Lotus · Natural Medicines adverse-effect record, reported in dermatitis.

    1 source cited
    1. 99738. Hiraguchi Y, Tokuda R, Gen M, et al. Identification of a novel food allergen in lotus root. Allergol Int. 2018;67(1):141-143. PubMed
  • A skin rash Additional detail

    Recorded for Lotus in the same Natural Medicines adverse-effect record shown under Hives / An allergic reaction above.

Everything above comes from the Natural Medicines adverse-effect record for Lotus — expand a row for the licensed statement it rests on. We read the ADVERSE REACTIONS section of Verapamil’s FDA label too, and the two lists don’t meaningfully overlap — which is why no Verapamil column appears here.

From our Q&A

Questions About Lotus or Verapamil

These are real questions from readers, answered by the pharmacists at HelloPharmacist — written by a person, not generated from a database. Each one covers Lotus or Verapamil, not necessarily both, but if one is close to what you were about to ask it will usually go further than a database entry can:

Not quite your question? Ask our pharmacists directly — it is free, there is no account required, and answers usually come back within 24 hours.

Everything else you take

See Every Supplement That Interacts With Verapamil

This page covers Lotus only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Verapamil page lists 295 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), American Hellebore (major), American Mistletoe (major), Beer (major) and Coleus (major).

By severity: 10 major · 245 moderate · 40 minor.

From our pharmacist’s overview on the Verapamil page

“This is one of the longer interaction lists we publish, and with verapamil (Calan, Verelan) it warrants genuine care, starting with the ten major-rated entries. Verapamil lowers blood pressure and slows the heart, so most of the 295 ingredients on file either push that effect further than intended or change how much of the drug reaches…”

Reviewed by 2 · Jul 18, 2026

Open the Verapamil interaction page

One more smart check

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

We hold 256 real supplement products containing Lotus, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Lotus. Even though Lotus itself has no known interaction with Verapamil, 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 Lotus and Verapamil 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 Lotus
Top half

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

29 days ago today
Medication Verapamil
Top 25%

#643 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 Lotus reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 20, 2026. The Lotus and Verapamil 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 Lotus

What is Lotus?

Lotus
  • Digestive upset and diarrhea
  • Anxiety and relaxation
  • Sleep support
  • Blood sugar and cholesterol support
  • Skin and general wellness

Lotus is an edible aquatic plant used in food and traditional medicine across Asia, with parts like the seeds, leaves, and flowers taken for digestion, calm, and overall wellness. Most health claims come from laboratory and animal research rather than strong human studies, so its benefits as a supplement are not well proven. Eating lotus as food is generally safe, but talk to your pharmacist or doctor before using concentrated supplements, especially if you are pregnant, breastfeeding, or taking other medicines.

Nelumbo nucifera · Nelumbonaceae · Seeds, leaves, flowers, rhizome (root), and stamens · Tea, capsules, powders, dried seeds, extracts, and culinary foods

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

Lotus: dosing

There is no standardized or officially established dose for lotus supplements. The right amount depends on the part of the plant used, the form, and how concentrated the product is.The safest approach is to follow the directions on the product label and not exceed them. Because human research is limited, no proven "effective dose" exists.

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

Read the full Lotus monograph & all interactions
Medication

About Verapamil

What Is Verapamil Used For?

Brand names: Isoptin SR, Verelan, Isoptin, Calan SR, Verelan SR, Calan, Covera HS, Verap, Veramil

Verapamil tablets and film-coated tablets are used to treat angina — including vasospastic (Prinzmetal's) angina, unstable angina, and chronic stable angina — as well as certain abnormal heart rhythms (arrhythmias) and high blood pressure (essential hypertension). For arrhythmias, regular-release tablets are used alongside digoxin to control heart rate in atrial flutter or atrial fibrillation, and to help prevent episodes of paroxysmal supraventricular tachycardia (SVT), a type of rapid heartbeat.

Extended-release and sustained-release oral forms (tablets and capsules) are indicated specifically for high blood pressure. Verapamil hydrochloride injection is used in hospital settings for rapid conversion of SVT to normal rhythm and for temporary control of fast heart rates in atrial flutter or atrial fibrillation.

Most-Reported Side Effects for Verapamil

From FAERS, the FDA’s public side-effect reporting system (4,297 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Dyspnea 352 reports
Nausea 351 reports
Dizziness 295 reports
Hypotension 293 reports
Fatigue 275 reports
See full Verapamil drug information
Keep checking

Other Drugs & Lotus

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

0Major
212Moderate
0Minor
2,617No known interaction
Moderate

212 interactions

Showing 60 of 212 moderate interactions — see all 212 on the Lotus page.

No interaction 2,617 drugs checked — show the list
Evidence & sources

Lotus References

The 5 references that drive our Lotus 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. Yu, J. and Hu, W. S. [Effects of neferine on platelet aggregation in rabbits]. Yao Xue.Xue.Bao. 1997;32(1):1-4.
  2. Yang, J. and Zhou, K. NMR spectroscopic analysis of neferine and isoliensinine. Magn Reson.Chem 2004;42(11):994-997. PubMed
  3. Mukherjee, P. K., Saha, K., Balasubramanian, R., Pal, M., and Saha, B. P. Studies on psychopharmacological effects of Nelumbo nucifera Gaertn. rhizome extract. J Ethnopharmacol. 1996;54(2-3):63-67. PubMed
  4. Mukherjee, P. K., Saha, K., Pal, M., and Saha, B. P. Effect of Nelumbo nucifera rhizome extract on blood sugar level in rats. J Ethnopharmacol. 1997;58(3):207-213. PubMed
  5. Hiraguchi Y, Tokuda R, Gen M, et al. Identification of a novel food allergen in lotus root. Allergol Int. 2018;67(1):141-143. 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 Lotus and Verapamil Together: Common Questions

Is it safe to take Lotus with Verapamil?
We do not list a known interaction between Lotus and Verapamil. 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 Lotus and Verapamil combination checked?
Interactions in our licensed database are recorded against drug classes. Verapamil is filed under 11 classifications, and Lotus has documented interactions with 3 drug classes — none of Verapamil'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 Lotus interact with any other medications?
Yes. Lotus has 212 documented drug interactions in our database — Verapamil 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 Verapamil interact with any supplements?
Yes. Verapamil has documented interactions with 295 supplements in our database — Lotus is not one of them. The Verapamil 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 Verapamil and Lotus?

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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.