Drug & supplement interaction

Indium + Tezacaftor, Ivacaftor

Tezacaftor, Ivacaftor brand name: Symdeko.

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 Indium and Tezacaftor, Ivacaftor 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

Indium and Tezacaftor, Ivacaftor

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 Tezacaftor, Ivacaftor and Indium 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 Indium at all — not against Tezacaftor, Ivacaftor, 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.

Indium safety at a glance

Indium overall Avoid Indium is not an essential nutrient and lacks reliable human safety or benefit data.
Pregnancy Possibly Unsafe When used orally. The effect of indium on the fetus or breast-feeding newborn is not known; however, indium compounds are thought to be toxic to many organ syst... Read the full pregnancy detail
Breastfeeding Possibly Unsafe When used orally. The effect of indium on the fetus or breast-feeding newborn is not known; however, indium compounds are thought to be toxic to many organ syst... 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 Tezacaftor, Ivacaftor and Indium? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
What to actually watch for

What Indium Itself Has Been Linked To

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

  • Chest pain / Shortness of breath Worth acting on Additional detail

    “Occupational exposure to indium by inhalation can lead to potentially fatal interstitial lung disease, characterized by pulmonary alveolar proteinosis, progressing to fibrosis with or without emphysema. The disease develops slowly with shortness of breath, chest tightness and pain, dry cough, dyspnea, and deteriorating pulmonary function tests.”

    Indium · Natural Medicines adverse-effect record, reported in chronic obstructive pulmonary disease (copd).

    2 sources cited
    1. 111188. Tsao YC, Fan HY, Luo JJ. Case reports of indium lung disease in Taiwan. J Formos Med Assoc. 2021 Feb;120(2):893-8. PubMed
    2. 111189. Yang J, Zhang W, Feng J. Low serum indium levels induce expression disorders of some inflammatory factors. Int Arch Occup Environ Health. 2021 Jan;94(1):23-30. PubMed
  • Cough Additional detail

    Recorded for Indium in the same Natural Medicines adverse-effect record shown under Chest pain / Shortness of breath above.

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

Special populations

Indium in Pregnancy & Breastfeeding

Pregnancy And Lactation Possibly Unsafe

When used orally. The effect of indium on the fetus or breast-feeding newborn is not known; however, indium compounds are thought to be toxic to many organ systems; avoid using. ...when indium (In-111) pentetreotide is used intravenously. It is not known if it can harm the fetus, or if it is excreted in breast milk.

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 Tezacaftor, Ivacaftor

This page covers Indium only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Tezacaftor, Ivacaftor 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 Tezacaftor, Ivacaftor page

“Symdeko (tezacaftor and ivacaftor) treats cystic fibrosis and depends on a steady blood level, which is exactly what most of this list can upset, so it deserves genuine attention. The great majority of these ingredients act on CYP3A4, the liver enzyme that clears the drug.”

Reviewed by 2 · Jul 18, 2026

Open the Tezacaftor, Ivacaftor interaction page

One more smart check

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

We hold 53 real supplement products containing Indium, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Indium. Even though Indium itself has no known interaction with Tezacaftor, Ivacaftor, 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 Indium and Tezacaftor, Ivacaftor 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 Indium
Top half

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

29 days ago today
Medication Tezacaftor, Ivacaftor
Top 25%

#443 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 Indium reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 13, 2026. The Indium and Tezacaftor, Ivacaftor 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 Indium

What is Indium?

  • Anti-aging
  • Boosting energy
  • Supporting hormone or gland function
  • General 'wellness' or trace mineral supplementation

Indium is a metallic chemical element sometimes sold as a liquid 'trace mineral' supplement with bold anti-aging and energy claims, but it is not a recognized essential nutrient and there is no reliable human evidence that it offers any health benefit. Because safety data are very limited and it is a heavy metal, most people should avoid it and talk with a pharmacist or doctor first.

Not a plant; a chemical element (indium) sold as a mineral supplement · Liquid 'indium sulfate' drops, sometimes capsules

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

Indium: dosing

There is no established or recommended dose for indium, because it is not an essential nutrient and has no proven benefit. Products that contain it are not standardized, and label amounts vary.We do not recommend a specific dose. In general, the safest choice is to avoid it.

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

Read the full Indium monograph & all interactions
Medication

About Tezacaftor and Ivacaftor

What Is Tezacaftor and Ivacaftor Used For?

Brand name: Symdeko

SYMDEKO is used to treat cystic fibrosis (CF) in patients aged 6 years and older. It is approved for people who have two copies of the F508del mutation, or who have at least one mutation in the CFTR gene that lab data or clinical evidence shows will respond to this combination.

Because not every CF mutation responds to SYMDEKO, a genetic test may be needed to confirm the right mutation is present before starting treatment.

See full Tezacaftor and Ivacaftor drug information
Keep checking

Other Drugs & Indium

Browse every other medication we’ve checked against Indium — 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 Indium 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 Indium list.

See the full Indium interactions page
See every supplement checked against Tezacaftor, Ivacaftor, ranked by severity
Evidence & sources

Indium References

The 5 references that drive our Indium 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. Miyaki K, Hosoda K, Hirata M, et al. Biological monitoring of indium by means of graphite furnace atomic absorption spectrophotometry in workers exposed to particles of indium compounds. J Occup Health 2003;45:228-30. PubMed
  2. Indium. Material Safety Data Sheet. Science Lab, October 2005.
  3. Indium In-111 pentetreotide injection (OctreoScan) Package Insert. Curium US LLC, Maryland Heights, MO. 2018. https://dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=93d8f3b2-1216-41dc-a63d-0e812b33891d. Accessed April 25, 2020.
  4. Tsao YC, Fan HY, Luo JJ. Case reports of indium lung disease in Taiwan. J Formos Med Assoc. 2021 Feb;120(2):893-8. PubMed
  5. Yang J, Zhang W, Feng J. Low serum indium levels induce expression disorders of some inflammatory factors. Int Arch Occup Environ Health. 2021 Jan;94(1):23-30. 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 Indium and Tezacaftor, Ivacaftor Together: Common Questions

Is it safe to take Indium with Tezacaftor, Ivacaftor?
We do not list a known interaction between Indium and Tezacaftor, Ivacaftor. 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.
Does Tezacaftor, Ivacaftor interact with any supplements?
Yes. Tezacaftor, Ivacaftor has documented interactions with 138 supplements in our database — Indium is not one of them. The Tezacaftor, Ivacaftor 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

Indium monograph Uses, safety profile, and every drug interaction in one place Tezacaftor and Ivacaftor drug information The full plain-English guide to this medication Tezacaftor, Ivacaftor supplement interactions Every supplement checked against Tezacaftor, Ivacaftor, 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 5 citations behind this page Ask a pharmacist Free, personal answer from our licensed team

Still Have a Question About Tezacaftor, Ivacaftor and Indium?

Our pharmacists answer your medication & supplement questions — free.

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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.