Drug & supplement interaction

Elderflower + Palovarotene

Palovarotene brand name: Sohonos.

No Known Interaction
The bottom line No known interaction

We found no known interaction between Elderflower and Palovarotene 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 Palovarotene states a food rule worth keeping to.

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Interaction report

Elderflower and Palovarotene

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 Palovarotene and Elderflower 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.

Elderflower safety at a glance

Elderflower overall Use caution Properly prepared flowers are generally well tolerated, but raw plant parts can be toxic.
Pregnancy Avoid There is not enough reliable safety information, so it is best to avoid.
Breastfeeding Avoid Safety has not been studied, so avoid unless your doctor approves.

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

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

Why No Interaction Is Listed for Palovarotene

Interactions in our licensed database are recorded against drug classes, not just single drug names. Palovarotene is filed under 2 classifications — cytochrome p450 3a4 (cyp3a4) substrates, oral drugs. Elderflower has documented interactions with 1 drug class — the most serious being antidiabetes drugs (moderate) — and none of Palovarotene’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

Elderflower Does Interact With Other Medications

Elderflower has 86 moderate known drug interactions in our database — Palovarotene 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 Elderflower

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

What to actually watch for

What Elderflower Itself Has Been Linked To

This is not an interaction — nothing below involves Palovarotene. It is the side-effect record for Elderflower on its own, from the licensed Natural Medicines monograph. If something new turns up after you add Elderflower, this list is the first place to look.

  • Diarrhea Additional detail

    “Diarrhea and colic have been reported after drinking a tea made from elderflower, anise fruit, fennel fruit, and senna flowers. It is not clear if these effects were due to elderflower or the other ingredients.”

    Elderflower · Natural Medicines adverse-effect record, reported in diarrhea.

    1 source cited
    1. 49494. Picon, P. D., Picon, R. V., Costa, A. F., Sander, G. B., Amaral, K. M., Aboy, A. L., and Henriques, A. T. Randomized clinical trial of a phytotherapic compound containing Pimpinella anisum, Foeniculum vulgare, Sambucus nigra, and Cassia augustifolia for

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

How to take them

Some Palovarotene Products Have a Food Rule — Elderflower Should Not Break It

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

Refer to Table 1 in Full Prescribing Information for complete pediatric dosing ( 2.2 ) Take SOHONOS with food preferably at same time each day ( 2.3 ).

From the Dosage and Administration section of the FDA label we read for Palovarotene — where that label names a specific product, the instruction is that product's. See the Palovarotene drug page ›

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 Palovarotene

This page covers Elderflower only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Palovarotene page lists 138 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Grapefruit (major), St. John's Wort (major), Acacia Rigidula (moderate) and Adrafinil (moderate).

By severity: 3 major · 94 moderate · 41 minor.

From our pharmacist’s overview on the Palovarotene page

“Palovarotene (Sohonos) treats fibrodysplasia ossificans progressiva, a rare disease where soft tissue gradually turns to bone, and because it is cleared almost entirely by one liver enzyme, CYP3A4, supplement choices genuinely matter here. Three of the 138 ingredients on record rate major: grapefruit can drive palovarotene levels and i…”

Reviewed by 2 · Jul 18, 2026

Open the Palovarotene interaction page

How much people look this up

Where Elderflower and Palovarotene 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 Elderflower
Steady interest

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

29 days ago today
Medication Palovarotene
Steady interest

#1,444 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 Elderflower reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 27, 2026. The Elderflower and Palovarotene 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 Elderflower

What is Elderflower?

  • Colds and flu
  • Sinus congestion
  • Fever and sweating
  • Sore throat
  • Coughs

Elderflower comes from the elder plant (Sambucus nigra) and is traditionally used as a tea or extract for colds, sinus congestion, and fever. Good-quality human evidence is limited, so it should be seen as a soothing traditional remedy rather than a proven treatment. Raw or unripe parts of the plant can be toxic, so use only properly prepared products, and check with your pharmacist or doctor first.

Sambucus nigra · Adoxaceae · Dried flowers · Tea, liquid extract, tincture, capsules, syrups, lozenges

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

Elderflower: dosing

There is no official standardized dose for elderflower. The right amount depends on the product, its strength, and how it is prepared (tea, extract, or tincture).The safest approach is to follow the directions on the product label and not exceed the recommended amount.

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

Read the full Elderflower monograph & all interactions
Medication

About Palovarotene

What Is Palovarotene Used For?

Brand name: Sohonos

Palovarotene (brand name Sohonos) is used to reduce the volume of new heterotopic ossification, which is bone growing where it shouldn't, in people with fibrodysplasia ossificans progressiva (FOP).

It is approved for adults and for children aged 8 years and older for females and 10 years and older for males.

Most-Reported Side Effects for Palovarotene

From FAERS, the FDA’s public side-effect reporting system (57 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Dry skin 13 reports
Pruritus 10 reports
Skin exfoliation 9 reports
Alopecia 5 reports
Cross sensitivity reaction 4 reports
See full Palovarotene drug information
Keep checking

Other Drugs & Elderflower

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

0Major
86Moderate
0Minor
2,743No known interaction
Moderate

86 interactions

Showing 60 of 86 moderate interactions — see all 86 on the Elderflower page.

No interaction 2,743 drugs checked — show the list
Evidence & sources

Elderflower References

The 2 references that drive our Elderflower 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. Gray AM, Abdel-Wahab YH, Flatt PR. The traditional plant treatment, Sambucus nigra (elder), exhibits insulin-like and insulin-releasing actions in vitro. J Nutr 2000;130:15-20. PubMed
  2. Picon, P. D., Picon, R. V., Costa, A. F., Sander, G. B., Amaral, K. M., Aboy, A. L., and Henriques, A. T. Randomized clinical trial of a phytotherapic compound containing Pimpinella anisum, Foeniculum vulgare, Sambucus nigra, and Cassia augustifolia for

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 Elderflower and Palovarotene Together: Common Questions

Is it safe to take Elderflower with Palovarotene?
We do not list a known interaction between Elderflower and Palovarotene. 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 Elderflower and Palovarotene at the same time of day?
At least one FDA label for a product containing Palovarotene says to take it with food. If you take Elderflower on an empty stomach out of habit, keep them separate and take Palovarotene with a meal where the label says to. Food instructions belong to the product rather than the ingredient — two Palovarotene products can differ — so check the directions on your own box. This is about absorption, not an interaction.
How was the Elderflower and Palovarotene combination checked?
Interactions in our licensed database are recorded against drug classes. Palovarotene is filed under 2 classifications, and Elderflower has documented interactions with 1 drug class — none of Palovarotene'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 Elderflower interact with any other medications?
Yes. Elderflower has 86 documented drug interactions in our database — Palovarotene 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 Palovarotene interact with any supplements?
Yes. Palovarotene has documented interactions with 138 supplements in our database — Elderflower is not one of them. The Palovarotene 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 Palovarotene and Elderflower?

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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.