Ascophyllum Nodosum + Goserelin
Goserelin brand name: Zoladex.
We found no known interaction between Ascophyllum Nodosum and Goserelin 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.
Ascophyllum Nodosum and Goserelin
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 Goserelin and Ascophyllum Nodosum 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.
Ascophyllum Nodosum safety at a glance
Safety guidance is general; always confirm with your pharmacist or doctor for your situation.
Why No Interaction Is Listed for Goserelin
Interactions in our licensed database are recorded against drug classes, not just single drug names. Goserelin is filed under a single classification — oral drugs. Ascophyllum Nodosum has documented interactions with 3 drug classes — the most serious being amiodarone (cordarone) (moderate), antithyroid drugs (moderate) and thyroid hormone (moderate) — and none of Goserelin’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.
Ascophyllum Nodosum Does Interact With Other Medications
Ascophyllum Nodosum has 22 moderate known drug interactions in our database — Goserelin isn’t one of them. If you take anything else, check it against the full list below.
Check Another of Your Medications Against Ascophyllum Nodosum
We haven’t checked that one against Ascophyllum Nodosum yet — ask our pharmacists directly.
Covers the 2,830 medications we’ve checked against Ascophyllum Nodosum. Pick one to open its full report.
See Every Supplement That Interacts With Goserelin
This page covers Ascophyllum Nodosum only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Goserelin page lists 17 supplements it has a documented interaction with, worst first, each one explained.
The most serious there right now: Activated Charcoal (major), Coffee Charcoal (moderate), European Mandrake (moderate), Glucomannan (moderate) and Guar Gum (moderate).
By severity: 1 major · 7 moderate · 9 minor.
From our pharmacist’s overview on the Goserelin page
“Goserelin (Zoladex) is given as a small implant under the skin, usually for prostate cancer, certain breast cancers, or endometriosis, and I would want anyone on it to read this list with real attention. All 17 flagged ingredients raise the same basic concern, changing how drugs are absorbed or retained, and the single major-rated one…”
Reviewed by 2 · Jul 18, 2026
Taking Ascophyllum Nodosum as Part of a Dietary Supplement Product? Check It for Interactions
We hold 360 real supplement products containing Ascophyllum Nodosum, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Ascophyllum Nodosum. Even though Ascophyllum Nodosum itself has no known interaction with Goserelin, another ingredient on your label might. Find your product and we’ll check every ingredient on its label:
Where Ascophyllum Nodosum and Goserelin 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.
#393 of 1,452 supplements looked up here in the last 7 days
#1,229 of 2,830 medications looked up here in the last 7 days
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 Ascophyllum Nodosum reference on this page ↓
- Freshness: we automatically re-check this combination every week — this pair was last verified September 13, 2026. The Ascophyllum Nodosum and Goserelin 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.
About Ascophyllum Nodosum
What is Ascophyllum Nodosum?
- Weight management
- Blood sugar support
- Thyroid support (iodine source)
- Digestive health
- Source of vitamins and minerals
- Joint comfort
Ascophyllum nodosum (often sold as bladderwrack or brown seaweed) is a nutrient-rich algae that people use for weight, blood sugar, and thyroid support, but solid human evidence is limited for most of these uses. Because it naturally contains iodine and can absorb heavy metals like arsenic, it should be used cautiously, and pregnant or breastfeeding people should avoid it unless a doctor approves.
Ascophyllum nodosum · Fucaceae · Whole seaweed (thallus/fronds) · Capsules, tablets, powder, extracts, teas, and topical products
An interaction check asks whether these two react with each other — it does not ask whether Ascophyllum Nodosum is a good idea for someone in your situation. Here is what our Ascophyllum Nodosum record says about it on its own.
Ascophyllum Nodosum: dosing
There is no well-established standard dose of Ascophyllum nodosum. Products vary widely in strength and iodine content, which makes consistent dosing difficult.If you choose to use it, follow the directions on the product label and do not exceed the recommended amount.
From our Ascophyllum Nodosum monograph — the full record covers uses, side effects and every documented interaction.
About Goserelin Implant
What Is Goserelin Implant Used For?
Brand name: Zoladex
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Goserelin implant is used in combination with radiation therapy and other medications to treat localized prostate cancer and is used alone to treat the symptoms associated with advanced prostate cancer. It is also used to treat advanced breast cancer in certain women. It is also used to manage endometriosis (a condition in which the type of tissue that lines the uterus [womb] grows in other areas of the body and causes pain, heavy or irregular menstruation [periods], and other symptoms) and to help with the treatment of abnormal bleeding of the uterus. Goserelin implant is in a class of medications called gonadotropin-releasing hormone (GnRH) agonists. It works by decreasing the amount of certain hormones in the body.
Most-Reported Side Effects for Goserelin
From FAERS, the FDA’s public side-effect reporting system (13,351 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.
Other Drugs & Ascophyllum Nodosum
Browse every other medication we’ve checked against Ascophyllum Nodosum — both the ones with a known interaction and the ones without. Select any drug for the full detail.
No drugs match “”.
22 interactions
- Levothyroxine ›
- Conjugated Estrogens ›
- Testosterone Undecanoate ›
- Levothyroxine Sodium ›
- Liotrix ›
- Amiodarone ›
- Desiccated Thyroid Extract ›
- Desiccated Thyroid Extract (prescription Drug) ›
- Menotropins ›
- Methenamine Mandelate ›
- Carbimazole ›
- Dextrothyroxine ›
- Human Chorionic Gonadotropin (hcg) ›
- Liothyronine ›
- Methimazole ›
- Ospemifene ›
- Potassium Iodide (prescription Drug) ›
- Thyroglobulin ›
- Thyroid Hormone ›
- Levothyroxine, Liothyronine ›
- Liotrix, T4/t3 ›
- Propylthiouracil, Ptu ›
No interaction 2,807 drugs checked — show the list
We also checked Ascophyllum Nodosum against these medications and found no known interaction in our sources. Open any page to confirm.
- Apixaban ›
- Amlodipine ›
- Methylphenidate ›
- Warfarin ›
- Sertraline ›
- Testosterone ›
- Losartan Potassium ›
- Ivermectin ›
- Metoprolol ›
- Aspirin ›
- Rivaroxaban ›
- Rosuvastatin ›
- Acetaminophen ›
- Escitalopram ›
- Tadalafil ›
- Abemaciclib ›
- Clopidogrel ›
- Atorvastatin ›
- Docusate ›
- Hydroxyurea ›
- Valacyclovir ›
- Ibuprofen ›
- Tirzepatide ›
- Methamphetamine ›
- Warfarin Sodium ›
- Semaglutide ›
- Sumatriptan ›
- Prednisone ›
- Propranolol ›
- Lisdexamfetamine ›
- Metformin ›
- Lisinopril ›
- Amoxicillin ›
- Bupropion ›
- Amitriptyline ›
- Bendamustine ›
- Acyclovir ›
- Methotrexate ›
- Doxycycline ›
- Fluoxetine ›
- Amphetamine ›
- Pregabalin ›
- Lamotrigine ›
- Acetaminophen, Codeine ›
- Azithromycin ›
- Gabapentin ›
- Isotretinoin ›
- Dextroamphetamine ›
- Clonazepam ›
- Methylene Blue ›
- Amlodipine Besylate ›
- Omeprazole ›
- Quetiapine ›
- Letrozole ›
- Duloxetine ›
- Naproxen ›
- Buspirone ›
- Citalopram ›
- Ciprofloxacin ›
- Bisoprolol ›
Showing the 60 most looked-up of 2,807 medications checked with no known interaction — see the full Ascophyllum Nodosum list.
Ascophyllum Nodosum References
The 5 references that drive our Ascophyllum Nodosum 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.
- Food and Nutrition Board, Institute of Medicine. Dietary Reference Intakes for Vitamin A, Vitamin K, Arsenic, Boron, Chromium, Copper, Iodine, Iron, Manganese, Molybdenum, Nickel, Silicon, Vanadium, and Zinc. Washington, DC: National Academy Press, 2002.
- Sterling JB, Heymann WR. Potassium iodide in dermatology: a 19th century drug for the 21st century-uses, pharmacology, adverse effects, and contraindications. J Am Acad Dermatol 2000;43:691-7. PubMed
- Combet E, Ma ZF, Cousins F, et al. Low-level seaweed supplementation improves iodine status in iodine-insufficient women. Br J Nutr 2014;112:753-61. PubMed
- Simmons-Boyce JL, Purcell SL, Nelson CM, MacKinnon SL. Dietary Ascophyllum nodosum increases urinary excretion of tricarboxylic acid cycle intermediates in male Sprague-dawley rats. J Nutr 2009;139:1487-94. PubMed
- Sorge US, Henriksen M, Bastan A, et al. Short communication: Iodine concentrations in serum, milk, and tears after feeding Ascophyllum nodosum to dairy cows-A pilot study. J Dairy Sci 2016;99:8472-6. 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.
Taking Ascophyllum Nodosum and Goserelin Together: Common Questions
Is it safe to take Ascophyllum Nodosum with Goserelin?
How was the Ascophyllum Nodosum and Goserelin combination checked?
Does Ascophyllum Nodosum interact with any other medications?
Does Goserelin interact with any supplements?
Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy
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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.