Drug & supplement interaction

Blessed Thistle + Aluminum Acetate

Aluminum Acetate brand name: Burow's Solution.

No Known Interaction
The bottom line No known interaction

We found no known interaction between Blessed Thistle and Aluminum Acetate 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

Blessed Thistle and Aluminum Acetate

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 Aluminum Acetate and Blessed Thistle 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.

Blessed Thistle safety at a glance

Blessed Thistle overall Use caution Often well tolerated in small amounts, but human safety data are limited and large doses can cause nausea or vomiting.
Pregnancy Likely Unsafe When used orally; avoid using. Read the full pregnancy detail
Breastfeeding Use caution Used traditionally to support milk supply, but safety has not been well studied, so check with your doctor first.

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 Aluminum Acetate and Blessed Thistle? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
How we checked

Why No Interaction Is Listed for Aluminum Acetate

Interactions in our licensed database are recorded against drug classes, not just single drug names. Aluminum Acetate is filed under a single classification — topical drugs. Blessed Thistle has documented interactions with 3 drug classes — the most serious being antacids (minor), h2-blockers (minor) and proton pump inhibitors (ppis) (minor) — and none of Aluminum Acetate’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

Blessed Thistle Does Interact With Other Medications

Blessed Thistle has 36 minor known drug interactions in our database — Aluminum Acetate 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 Blessed Thistle

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

What to actually watch for

What Blessed Thistle Itself Has Been Linked To

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

  • An allergic reaction Worth acting on Additional detail

    “Topically, blessed thistle can cause an allergic reaction, such as dermatitis, in individuals sensitive to the Asteraceae/Compositae family. Members of this family include ragweed, chrysanthemums, marigolds, daisies, and many other herbs (12).”

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

    1 source cited
    1. 12. McGuffin M, Hobbs C, Upton R, Goldberg A, eds. American Herbal Products Association's Botanical Safety Handbook. Boca Raton, FL: CRC Press, LLC 1997.
  • Stomach upset / Vomiting Additional detail

    “Orally, when blessed thistle is used in doses higher than 5 grams per cup of tea, it can cause stomach irritation and vomiting (12).”

    Blessed Thistle · Natural Medicines adverse-effect record, reported in nausea and vomiting.

    1 source cited
    1. 12. McGuffin M, Hobbs C, Upton R, Goldberg A, eds. American Herbal Products Association's Botanical Safety Handbook. Boca Raton, FL: CRC Press, LLC 1997.
  • A skin rash Additional detail

    Recorded for Blessed Thistle in the same Natural Medicines adverse-effect record shown under An allergic reaction above.

Everything above comes from the Natural Medicines adverse-effect record for Blessed Thistle — expand a row for the licensed statement it rests on. We haven’t matched Aluminum Acetate to its FDA label in our system yet, so we can’t compare its own side-effect list here — the leaflet that comes with your prescription is the authoritative list for Aluminum Acetate.

Special populations

Blessed Thistle in Pregnancy & Breastfeeding

Pregnancy Likely Unsafe

When used orally; avoid using.

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

Everything else you take

See Every Supplement That Interacts With Aluminum Acetate

This page covers Blessed Thistle only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Aluminum Acetate page lists 3 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Dimethylsulfoxide (dmso) (moderate), Turpentine Oil (moderate) and Alchemilla (minor).

By severity: 2 moderate · 1 minor.

From our pharmacist’s overview on the Aluminum Acetate page

“Aluminum acetate (Burow's Solution) is the soak or compress people reach for with weepy rashes, athlete's foot, or swimmer's ear, and its three supplement interactions on file all come down to what else touches that same patch of skin. None is rated major, and this is a list most people can handle with a little attention rather than al…”

Reviewed by 2 · Jul 18, 2026

Open the Aluminum Acetate interaction page

One more smart check

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

We hold 729 real supplement products containing Blessed Thistle, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Blessed Thistle. Even though Blessed Thistle itself has no known interaction with Aluminum Acetate, 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 Blessed Thistle and Aluminum Acetate 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 Blessed Thistle
Top 25%

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

29 days ago today
Medication Aluminum Acetate
Steady interest

#2,145 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 Blessed Thistle reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 20, 2026. The Blessed Thistle and Aluminum Acetate records this page draws on were last updated July 11, 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 Blessed Thistle

What is Blessed Thistle?

Blessed Thistle
  • Digestive upset and poor appetite
  • Boosting bile flow
  • General bitter tonic
  • Supporting milk supply during breastfeeding (traditional)
  • Wound care (traditional, topical)

Blessed thistle is a bitter herb traditionally used to stimulate appetite and ease mild digestive complaints. High-quality human studies are lacking, so its benefits are not well proven. It is likely fine for short-term use in small, food-like amounts, but it should be avoided in pregnancy and used with caution by people allergic to ragweed and related plants.

Cnicus benedictus · Asteraceae · Aerial parts (leaves, stems, and flowers) · Tea, tincture, liquid extract, capsules, dried herb

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

Blessed Thistle: dosing

There is no official, standardized dose of blessed thistle. The right amount can vary depending on the product and the form (tea, tincture, or capsules).The best approach is to follow the directions on the product label and not exceed the recommended amount, since large doses are more likely to cause nausea and vomiting.

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

Read the full Blessed Thistle monograph & all interactions
Medication

About Aluminum Acetate

What Is Aluminum Acetate Used For?

Brand name: Burow's Solution

Aluminum acetate is applied to the skin to temporarily ease the itch, irritation, and discomfort of a range of common skin conditions. Most products — including Tricalm Hydrogel, TriCalm, and Dermeleve cream — are used for poison ivy, poison oak, poison sumac, insect bites, athlete's foot, and rashes caused by soaps, detergents, cosmetics, or jewelry.

Dermeleve cream also lists minor burns among its uses. Dermeleve Anti Itch Scalp Serum is specifically formulated for scalp itch and rashes from soaps, detergents, or cosmetics applied to the scalp. The ZO Skin Health powder products target rashes from soaps, detergents, cosmetics, or jewelry.

Most-Reported Side Effects for Aluminum Acetate

From FAERS, the FDA’s public side-effect reporting system (40 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Headache 19 reports
Hypersensitivity 16 reports
Nausea 16 reports
Therapeutic product effect decreased 16 reports
Contraindicated product administered 6 reports
See full Aluminum Acetate drug information
Keep checking

Other Drugs & Blessed Thistle

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

0Major
0Moderate
36Minor
2,793No known interaction
Minor

36 interactions

No interaction 2,793 drugs checked — show the list
Evidence & sources

Blessed Thistle References

The 2 references that drive our Blessed Thistle 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. McGuffin M, Hobbs C, Upton R, Goldberg A, eds. American Herbal Products Association's Botanical Safety Handbook. Boca Raton, FL: CRC Press, LLC 1997.
  2. Brinker F. Herb Contraindications and Drug Interactions. 2nd ed. Sandy, OR: Eclectic Medical Publications, 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 Blessed Thistle and Aluminum Acetate Together: Common Questions

Is it safe to take Blessed Thistle with Aluminum Acetate?
We do not list a known interaction between Blessed Thistle and Aluminum Acetate. 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 Blessed Thistle and Aluminum Acetate combination checked?
Interactions in our licensed database are recorded against drug classes. Aluminum Acetate is filed under 1 classification, and Blessed Thistle has documented interactions with 3 drug classes — none of Aluminum Acetate'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 Blessed Thistle interact with any other medications?
Yes. Blessed Thistle has 36 documented drug interactions in our database — Aluminum Acetate 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 Aluminum Acetate interact with any supplements?
Yes. Aluminum Acetate has documented interactions with 3 supplements in our database — Blessed Thistle is not one of them. The Aluminum Acetate 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 Aluminum Acetate and Blessed Thistle?

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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.