Drug & supplement interaction

Phytase + Primaquine Phosphate

Primaquine Phosphate brand name: Primaquine.

No Known Interaction
Medically reviewed by · Updated July 2026 · Pair last verified Sep 20, 2026
The bottom line No known interaction

We found no known interaction between Phytase and Primaquine Phosphate 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

Phytase and Primaquine Phosphate

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 Primaquine Phosphate and Phytase 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 Phytase at all — not against Primaquine Phosphate, 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.

Phytase safety at a glance

Phytase overall Use caution Generally considered low-risk in foods, but human supplement data are limited.
Pregnancy Not established There is not enough reliable safety information, so avoid unless advised by your doctor.
Breastfeeding Not established Safety while breastfeeding has not been well studied; use caution and check with a doctor.

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

Still wondering about combining Primaquine Phosphate and Phytase? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
What to actually watch for

What Phytase Itself Has Been Linked To

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

  • Wheezing / Chest pain / Shortness of breath / An allergic reaction Worth acting on Additional detail

    “There are numerous reports of immunologic responses to airborne powdered phytase in the animal-feed industry. Examples of reactions include allergic occupational asthma and hypersensitivity pneumonitis. In one case report of a 43-year-old male, hypersensitivity pneumonitis related to phytase was diagnosed following a 6-month history of coughing, shortness of breath, fever, and dyspnea.”

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

    4 sources cited
    1. 101901. Lei XG, Weaver JD, Mullaney E, Ullah AH, Azain MJ. Phytase, a new life for an "old" enzyme. Annu Rev Anim Biosci. 2013;1:283-309. PubMed
    2. 101908. van Heemst RC, Sander I, Rooyackers J, et al. Hypersensitivity pneumonitis caused by occupational exposure to phytase. Eur Respir J. 2009;33(6):1507-9. PubMed
    3. 101909. Baur X, Melching-Kollmuss S, Koops F, Strassburger K, Zober A. IgE-mediated allergy to phytase -- a new animal feed additive. Allergy. 2002;57(10):943-5. PubMed
    4. 101910. Doekes G, Kamminga N, Helwegen L, Heederik D. Occupational IgE sensitisation to phytase, a phosphatase derived from Aspergillus niger. Occup Environ Med. 1999;56(7):454-9. PubMed
  • A stuffy or runny nose / Cough / Fever Additional detail

    Recorded for Phytase in the same Natural Medicines adverse-effect record shown under Wheezing / Chest pain / Shortness of breath / An allergic reaction above.

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

Everything else you take

See Every Supplement That Interacts With Primaquine Phosphate

This page covers Phytase only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Primaquine Phosphate page lists 18 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 Grapefruit (moderate).

By severity: 1 major · 8 moderate · 9 minor.

From our pharmacist’s overview on the Primaquine Phosphate page

“Activated charcoal, the only major-rated interaction among the 18 on file, can bind primaquine phosphate (Primaquine) in the gut and shrink how much of each dose your body actually absorbs. That matters more than usual, because this antimalarial exists to wipe out the malaria parasites hiding in the liver, and an under-absorbed course…”

Reviewed by 2 · Jul 18, 2026

Open the Primaquine Phosphate interaction page

One more smart check

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

We hold 1,063 real supplement products containing Phytase, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Phytase. Even though Phytase itself has no known interaction with Primaquine Phosphate, 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 Phytase and Primaquine Phosphate 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 Phytase
Top 25%

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

29 days ago today
Medication Primaquine Phosphate
Steady interest

#1,851 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 Phytase reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 20, 2026. The Phytase and Primaquine Phosphate 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 Phytase

What is Phytase?

  • Improving mineral absorption
  • Breaking down phytic acid (phytate) in grains and legumes
  • Supporting digestion of plant-based foods
  • Reducing 'anti-nutrient' effects of high-phytate diets

Phytase is an enzyme that breaks down phytic acid (phytate) found in grains, beans, nuts, and seeds, which can free up minerals like iron, zinc, and calcium for absorption. It is widely used in animal feed and food processing, but human supplement research is limited, so talk to a pharmacist or doctor before using it.

Enzyme (often derived from fungi, bacteria, or plants such as wheat and rice bran) · Capsules, tablets, powder, and as an added ingredient in some digestive enzyme blends

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

Phytase: dosing

There is no established standard dose of phytase for people. Phytase activity is often measured in special enzyme units (sometimes listed as "FTU" or "phytase units") rather than simple milligrams, and products vary widely.Because of this, the best approach is to follow the directions on the product label and not exceed them.

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

Read the full Phytase monograph & all interactions
Medication

About Primaquine

What Is Primaquine Used For?

Brand name: Primaquine

Primaquine Phosphate Tablets are indicated for the radical cure of vivax malaria — specifically, to prevent relapse by eliminating the dormant liver forms (hypnozoites) of Plasmodium vivax that survive after the initial infection is treated.

It is also used after a course of chloroquine phosphate in people who have had vivax malaria or who are completing malaria-suppression therapy in an area where vivax malaria is common.

See full Primaquine drug information
Keep checking

Other Drugs & Phytase

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

See the full Phytase interactions page
See every supplement checked against Primaquine Phosphate, ranked by severity
Evidence & sources

Phytase References

The 7 references that drive our Phytase 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. Lei XG, Weaver JD, Mullaney E, Ullah AH, Azain MJ. Phytase, a new life for an "old" enzyme. Annu Rev Anim Biosci. 2013;1:283-309. PubMed
  2. Smuts CM, Matsungo TM, Malan L, et al. Effect of small-quantity lipid-based nutrient supplements on growth, psychomotor development, iron status, and morbidity among 6- to 12-mo-old infants in South Africa: a randomized controlled trial. Am J Clin Nutr. 2 PubMed
  3. van Heemst RC, Sander I, Rooyackers J, et al. Hypersensitivity pneumonitis caused by occupational exposure to phytase. Eur Respir J. 2009;33(6):1507-9. PubMed
  4. Baur X, Melching-Kollmuss S, Koops F, Strassburger K, Zober A. IgE-mediated allergy to phytase -- a new animal feed additive. Allergy. 2002;57(10):943-5. PubMed
  5. Doekes G, Kamminga N, Helwegen L, Heederik D. Occupational IgE sensitisation to phytase, a phosphatase derived from Aspergillus niger. Occup Environ Med. 1999;56(7):454-9. PubMed
  6. Brnic M, Hurrell RF, Songré-Ouattara LT, et al. Effect of phytase on zinc absorption from a millet-based porridge fed to young Burkinabe children. Eur J Clin Nutr. 2017;71(1):137-141. PubMed
  7. Koshy JC, Sharabi SE, Feldman EM, Hollier LH Jr, Patrinely JR, Soparkar CN. Effect of dietary zinc and phytase supplementation on botulinum toxin treatments. J Drugs Dermatol. 2012;11(4):507-12.

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 Phytase and Primaquine Phosphate Together: Common Questions

Is it safe to take Phytase with Primaquine Phosphate?
We do not list a known interaction between Phytase and Primaquine Phosphate. 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 Primaquine Phosphate interact with any supplements?
Yes. Primaquine Phosphate has documented interactions with 18 supplements in our database — Phytase is not one of them. The Primaquine Phosphate 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

Phytase monograph Uses, safety profile, and every drug interaction in one place Primaquine drug information The full plain-English guide to this medication Primaquine Phosphate supplement interactions Every supplement checked against Primaquine Phosphate, 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 7 citations behind this page Ask a pharmacist Free, personal answer from our licensed team

Still Have a Question About Primaquine Phosphate and Phytase?

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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.