Drug & supplement interaction

Blond Psyllium + Sulfacetamide

Sulfacetamide brand name: AK-Sulf.

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 Blond Psyllium and Sulfacetamide 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 two are separately associated with some of the same side effects, which would make a new symptom harder to attribute to one or the other.

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Interaction report

Blond Psyllium and Sulfacetamide

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 Sulfacetamide and Blond Psyllium 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.

Blond Psyllium safety at a glance

Blond Psyllium overall Generally safe Generally well tolerated for most adults when taken with enough water.
Pregnancy Likely Safe When used orally and appropriately. Read the full pregnancy detail
Breastfeeding Likely Safe When used orally and appropriately. 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 Sulfacetamide and Blond Psyllium? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
How we checked

Why No Interaction Is Listed for Sulfacetamide

Interactions in our licensed database are recorded against drug classes, not just single drug names. Sulfacetamide is filed under a single classification — photosensitizing drugs. Blond Psyllium has documented interactions with 7 drug classes — the most serious being carbamazepine (tegretol) (moderate), lithium (moderate) and metformin (glucophage) (moderate) — and none of Sulfacetamide’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

Blond Psyllium Does Interact With Other Medications

Blond Psyllium has 23 moderate, 2,002 minor known drug interactions in our database — Sulfacetamide isn’t one of them. If you take anything else, check it against the full list below.

Moderate 23 Minor 2,002 No known interaction 805 (incl. Sulfacetamide)
Taking anything else?

Check Another of Your Medications Against Blond Psyllium

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

What to actually watch for

No Interaction Found — But Data Suggests Blond Psyllium and Sulfacetamide May Share a Side Effect

This is not an interaction. Neither one changes how your body handles the other, and nothing here says they react together. What our sources do show is that each has separately been linked to the effects below — so taking both can make those effects more likely to turn up, and harder to pin on one or the other if they do. One of them is worth acting on rather than waiting out — marked below.

  • An allergic reaction Worth acting on reported in 9.1% of FDA reports for Sulfacetamide Additional detail

    Blond Psyllium

    “Some patients can have an allergic response to blond psyllium. Allergy symptoms include allergic rhinitis, sneezing, conjunctivitis, urticarial rash, itching, flushing, and dyspnea. More serious symptoms include wheezing, facial and body swelling, chest congestion, chest and throat tightness, cough, diarrhea, hypotension, loss of consciousness, and anaphylactic shock.”

    Blond Psyllium · Natural Medicines adverse-effect record, reported in allergic rhinitis (hay fever).

    6 sources cited
    1. 2328. Suhonen R, Kantola I, Bjorksten F. Anaphylactic shock due to ingestion of psyllium laxative. Allergy 1983;38:363-5. PubMed
    2. 2329. Vaswani SK, Hamilton RG, Valentine MD, Adkinson NF. Psyllium laxative-induced anaphylaxis, asthma, and rhinitis. Allergy 1996;51:266-8. PubMed
    3. 2330. Freeman GL. Psyllium hypersensitivity. Ann Allergy 1994;73:490-2.
    4. 8079. Lantner RR, Espiritu BR, Zumerchik P, Tobin MC. Anaphylaxis following ingestion of a psyllium-containing cereal. JAMA 1990;264:2534-6. DOI
    5. 9246. Kaplan MJ. Anaphylactic reaction to "Heartwise." N Engl J Med 1990;323:1072-3. DOI
    6. 92193. Bernedo N, García M, Gastaminza G, et al. Allergy to laxative compound (Plantago ovata seed) among health care professionals. J Investig Allergol Clin Immunol 2008;18(3):181-9.

    Sulfacetamide

    Listed in the ADVERSE REACTIONS section of the FDA label for Sulfacetamide, and in voluntary FDA adverse-event reports. Read the label on DailyMed ›

Reported for Blond Psyllium but not commonly for Sulfacetamide: a bowel blockage, fainting, a severe allergic reaction and stomach pain.

Effects for Sulfacetamide come from the ADVERSE REACTIONS section of its FDA label; effects for Blond Psyllium come from the Natural Medicines adverse-effect record, quoted above. Where a percentage is shown, it is the share of 724 voluntary FDA FAERS reports for Sulfacetamide that mention that effect — a reporting proportion, not an incidence rate and not evidence the drug caused it. Wording is matched across sources by our own clinical vocabulary, so treat this as a prompt to pay attention, not a diagnosis.

Special populations

Blond Psyllium in Pregnancy & Breastfeeding

Pregnancy And Lactation Likely Safe

When used orally and appropriately.

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 Sulfacetamide

This page covers Blond Psyllium only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Sulfacetamide page lists 20 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Alfalfa (moderate), Angelica Archangelica (moderate), Arrach (moderate), Bergamot (moderate) and Bishop's Weed (moderate).

By severity: 19 moderate · 1 minor.

From our pharmacist’s overview on the Sulfacetamide page

“Every one of the 20 supplement interactions on file for sulfacetamide (AK-Sulf), a sulfa antibiotic used in eye drops and skin preparations, comes down to the same issue, added sun sensitivity. Sulfa drugs can make skin react more strongly to sunlight, and each ingredient below, St.”

Reviewed by 2 · Jul 18, 2026

Open the Sulfacetamide interaction page

One more smart check

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

We hold 97 real supplement products containing Blond Psyllium, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Blond Psyllium. Even though Blond Psyllium itself has no known interaction with Sulfacetamide, 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 Blond Psyllium and Sulfacetamide 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 Blond Psyllium
Top half

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

29 days ago today
Medication Sulfacetamide
Top half

#714 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 Blond Psyllium reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 13, 2026. The Blond Psyllium and Sulfacetamide 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 Blond Psyllium

What is Blond Psyllium?

Blond Psyllium
  • Constipation relief
  • Diarrhea and loose stools
  • High cholesterol
  • Digestive/gut health
  • Blood sugar support
  • Feeling fuller for weight management

Blond psyllium is a soluble fiber from the seed husks of Plantago ovata, and it is one of the better-studied fiber supplements. It can help with both constipation and diarrhea and may modestly lower cholesterol and blood sugar. It is generally well tolerated when taken with plenty of water, but always start low and check with your pharmacist or doctor first.

Plantago ovata · Plantaginaceae · Seeds and seed husks · Powder, capsules, wafers, granules, and pre-mixed drink products

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

Blond Psyllium: dosing

There is no single official dose of blond psyllium for everyone, and the right amount depends on the product and what you are using it for. Drink extra water throughout the day. Take psyllium at a different time from your medications, since fiber can affect how other things are absorbed.

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

Read the full Blond Psyllium monograph & all interactions
Medication

About Sulfacetamide Ophthalmic

What Is Sulfacetamide Ophthalmic Used For?

Brand name: AK-Sulf

Sulfacetamide Sodium Ophthalmic Solution USP, 10% is used to treat conjunctivitis (pink eye) and other superficial infections on the surface of the eye caused by susceptible bacteria. These include bacteria such as Staphylococcus aureus, Streptococcus pneumoniae, Haemophilus influenzae, Klebsiella species, and others.

It is also used alongside systemic (oral or injectable) sulfonamide antibiotic therapy in the treatment of trachoma, a serious bacterial eye infection. It is important to note that this medication does not work against all types of bacteria — it does not provide adequate coverage against Neisseria species, Serratia marcescens, or Pseudomonas aeruginosa, and some staph bacteria are fully resistant to it.

Most-Reported Side Effects for Sulfacetamide

From FAERS, the FDA’s public side-effect reporting system (736 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Drug hypersensitivity 68 reports
Nausea 45 reports
Headache 36 reports
Dyspnea 35 reports
Rash 35 reports
See full Sulfacetamide Ophthalmic drug information
Keep checking

Other Drugs & Blond Psyllium

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

0Major
23Moderate
2,002Minor
804No known interaction
23 Moderate 2,002 Minor 804 No interaction
Moderate

23 interactions

Minor

2,002 interactions

Showing 60 of 2,002 minor interactions — see all 2,002 on the Blond Psyllium page.

No interaction 804 drugs checked — show the list

We also checked Blond Psyllium against these medications and found no known interaction in our sources. Open any page to confirm.

Showing the 60 most looked-up of 804 medications checked with no known interaction — see the full Blond Psyllium list.

See the full Blond Psyllium interactions page
See every supplement checked against Sulfacetamide, ranked by severity
Evidence & sources

Blond Psyllium References

The 28 references that drive our Blond Psyllium 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. Gruenwald J, Brendler T, Jaenicke C. PDR for Herbal Medicines. 1st ed. Montvale, NJ: Medical Economics Company, Inc., 1998.
  3. Covington TR, et al. Handbook of Nonprescription Drugs. 11th ed. Washington, DC: American Pharmaceutical Association, 1996.
  4. Etman M. Effect of a bulk forming laxative on the bioavailablility of carbamazepine in man. Drug Dev Ind Pharm 1995;21:1901-6.
  5. Perlman BB. Interaction between lithium salts and ispaghula husk. Lancet 1990;335:416.
  6. Agha FP, Nostrant TT, Fiddian-Green RG. Giant colonic bezoar: a medication bezoar due to psyllium seed husks. Am J Gastroenterol 1984;79:319-21.
  7. Anderson JW, Allgood LD, Lawrence A, et al. Cholesterol-lowering effects of psyllium intake adjunctive to diet therapy in men and women with hypercholesterolemia: meta-analysis of 8 controlled trials. Am J Clin Nutr 2000;71:472-9. PubMed
  8. Suhonen R, Kantola I, Bjorksten F. Anaphylactic shock due to ingestion of psyllium laxative. Allergy 1983;38:363-5. PubMed
  9. Vaswani SK, Hamilton RG, Valentine MD, Adkinson NF. Psyllium laxative-induced anaphylaxis, asthma, and rhinitis. Allergy 1996;51:266-8. PubMed
  10. Freeman GL. Psyllium hypersensitivity. Ann Allergy 1994;73:490-2.
  11. Morgan MS, Arlian LG, Vyszenski-Moher DL, et al. English plantain and psyllium: lack of cross-allergenicity by crossed immunoelectrophoresis. Ann Allergy Asthma Immunol 1995;75:351-9.
  12. Lantner RR, Espiritu BR, Zumerchik P, Tobin MC. Anaphylaxis following ingestion of a psyllium-containing cereal. JAMA 1990;264:2534-6. DOI
  13. Schneider RP. Perdiem causes esophageal impaction and bezoars. South Med J 1989;82:1449-50. PubMed
  14. Shulman LM, Minagar A, Weiner WJ. Perdiem causing esophageal obstruction in Parkinson's disease. Neurology 1999;52:670-1. PubMed
  15. James JM, Cooke SK, Barnett A, Sampson HA. Anaphylactic reactions to a psyllium-containing cereal. J Allergy Clin Immunol 1991;88:402-8.. 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 Blond Psyllium and Sulfacetamide Together: Common Questions

Is it safe to take Blond Psyllium with Sulfacetamide?
We do not list a known interaction between Blond Psyllium and Sulfacetamide. 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.
Do Blond Psyllium and Sulfacetamide have any of the same side effects?
Yes — our sources link each of them separately to one of the same effects. That is not an interaction: neither changes how your body handles the other. It does mean that if one of those effects turns up, it can be harder to tell which one is behind it. They are listed on this page with the source behind each.
How was the Blond Psyllium and Sulfacetamide combination checked?
Interactions in our licensed database are recorded against drug classes. Sulfacetamide is filed under 1 classification, and Blond Psyllium has documented interactions with 7 drug classes — none of Sulfacetamide'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 Blond Psyllium interact with any other medications?
Yes. Blond Psyllium has 2,025 documented drug interactions in our database — Sulfacetamide 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 Sulfacetamide interact with any supplements?
Yes. Sulfacetamide has documented interactions with 20 supplements in our database — Blond Psyllium is not one of them. The Sulfacetamide 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

Blond Psyllium monograph Uses, safety profile, and every drug interaction in one place Sulfacetamide Ophthalmic drug information The full plain-English guide to this medication Sulfacetamide supplement interactions Every supplement checked against Sulfacetamide, 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 28 citations behind this page Ask a pharmacist Free, personal answer from our licensed team

Still Have a Question About Sulfacetamide and Blond Psyllium?

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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.