Drug & supplement interaction

Black Rice + Risedronate

Risedronate brand name: Actonel DR.

No Known Interaction

Medically reviewed by Dr. Brian Staiger, PharmD, BCPS · Updated June 2026 · Pair last verified Sep 13, 2026

The bottom line No known interaction

We found no known interaction between Black Rice and Risedronate 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

Black Rice and Risedronate

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 Risedronate and Black Rice 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 Black Rice at all — not against Risedronate, 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.

Black Rice safety at a glance

Black Rice overall Generally safe As a food, black rice is generally safe for most people when eaten in normal amounts.

Pregnancy Use caution Safe as a food, but concentrated supplements or extracts have not been well studied in pregnancy.

Breastfeeding Use caution Fine as a food, but the safety of concentrated extracts while breastfeeding is unknown.

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

Still wondering about combining Risedronate and Black Rice? Ask Dr. Brian Staiger, PharmD, BCPS directly ›

What to actually watch for

What Risedronate’s Own FDA Label Lists

This is not an interaction — none of it involves Black Rice. These are the most notable effects listed in the ADVERSE REACTIONS section of Risedronate’s own FDA label, for the medication by itself. Knowing the drug’s own list makes it easier to work out the likely cause if something new turns up while you take both. 10 of them are worth acting on rather than waiting out — marked below.

Kidney stones Worth acting on
Bone thinning Worth acting on
Wheezing Worth acting on
An irregular heartbeat Worth acting on
A severe skin reaction Worth acting on
Chest pain Worth acting on
Low mood Worth acting on
Kidney problems Worth acting on
Raised blood pressure Worth acting on
A severe allergic reaction Worth acting on

Showing the 10 most notable of 33 label-listed effects — ranked by how unusual each one is across medicines generally, with serious effects weighted up.

From the ADVERSE REACTIONS section of the FDA label for Risedronate. Read the label on DailyMed › Black Rice’s licensed record lists no adverse effects our clinical vocabulary could match, so there is no Black Rice side to compare — that is a limit of the record, not a statement that Black Rice has no side effects.

Everything else you take

See Every Supplement That Interacts With Risedronate

This page covers Black Rice only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Risedronate page lists 23 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Calcium (moderate), Coffee Charcoal (moderate), Dolomite (moderate) and European Mandrake (moderate).

By severity: 1 major · 13 moderate · 9 minor.

From our pharmacist’s overview on the Risedronate page

“Risedronate (Actonel DR) is an osteoporosis medicine with an Achilles heel, poor absorption. Only a small fraction of each dose ever reaches the bone, and the 23 supplements on this page deserve genuine wariness because nearly all of them attack that weak point by binding or blunting the drug in the gut.”

Reviewed by 2 · Jul 18, 2026

Open the Risedronate interaction page

One more smart check

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

We hold 26 real supplement products containing Black Rice, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Black Rice. Even though Black Rice itself has no known interaction with Risedronate, 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 Black Rice and Risedronate 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 Black Rice

Steady interest

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

29 days ago today

Medication Risedronate

Steady interest

#1,522 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. Black Rice is not yet covered by that licensed database, so its write-up cites publicly available medical sources directly (see the references below).
Citation library: 103,510 references behind our interaction content, 65,311 of them resolved to verified PubMed/DOI sources. See every Black Rice reference on this page ↓
Freshness: we automatically re-check this combination every week — this pair was last verified September 13, 2026. The Black Rice and Risedronate records this page draws on were last updated June 22, 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 Dr. Brian Staiger, PharmD, BCPS.

Supplement

About Black Rice

What is Black Rice?

Heart health support
Antioxidant intake
Digestive and gut health
Blood sugar and weight management
General nutrition

Black rice is a nutritious whole-grain food that is rich in fiber, plant protein, and antioxidant pigments called anthocyanins. Eaten as part of a balanced diet it is a healthy choice, but strong human evidence that black rice or its extracts treat or prevent specific diseases is still limited. Talk with your pharmacist or doctor before using concentrated black rice supplements.

Oryza sativa · Poaceae · Whole grain (bran and endosperm) · Whole grain, cooked rice, flour, rice bran, extracts, and supplement capsules

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

Black Rice: dosing

There is no established medicinal dose for black rice. As a food, a typical serving is a cooked portion similar to other rice, included as part of a balanced diet.For supplements or extracts, follow the directions on the product label, since amounts vary by product and have not been standardized.

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

Read the full Black Rice monograph & all interactions

Medication

About Risedronate

What Is Risedronate Used For?

Brand name: Actonel DR

Risedronate sodium tablets are used to treat and prevent osteoporosis in postmenopausal women, treat osteoporosis in men to increase bone mass, and treat and prevent osteoporosis caused by long-term steroid (glucocorticoid) use in both men and women. They are also used to treat Paget's disease of bone — a condition where bones break down and rebuild abnormally, becoming enlarged and weakened.

Risedronate sodium delayed-release tablets (brands Atelvia and Risedronate Sodium delayed-release) are approved specifically for the treatment of postmenopausal osteoporosis only — not for the other uses listed above.

See full Risedronate drug information

Keep checking

Other Drugs & Black Rice

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

See the full Black Rice interactions page

See every supplement checked against Risedronate, ranked by severity

Evidence & sources

Black Rice References

The 2 sources that drive our Black Rice monograph — publicly available pages from reputable medical and government organizations. Every link was verified to work before publishing. Black Rice is not covered by the licensed Natural Medicines interaction database, so its page cites these public sources directly.

Arsenic in Rice and Rice Products — U.S. Food and Drug Administration (FDA) Source
Dietary Fiber — MedlinePlus (NIH) Source

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 Black Rice and Risedronate Together: Common Questions

Is it safe to take Black Rice with Risedronate?

We do not list a known interaction between Black Rice and Risedronate. 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 Risedronate interact with any supplements?

Yes. Risedronate has documented interactions with 23 supplements in our database — Black Rice is not one of them. The Risedronate 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

Black Rice monograph Uses, safety profile, and every drug interaction in one place Risedronate drug information The full plain-English guide to this medication Risedronate supplement interactions Every supplement checked against Risedronate, 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 2 citations behind this page Ask a pharmacist Free, personal answer from our licensed team

Still Have a Question About Risedronate and Black Rice?

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.