Drug & supplement interaction

Anodyne Therapy + Alvimopan

Alvimopan brand name: Entereg.

No Known Interaction
The bottom line No known interaction

We found no known interaction between Anodyne Therapy and Alvimopan 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

Anodyne Therapy and Alvimopan

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 Alvimopan and Anodyne Therapy in our sources. This does not guarantee that the combination is completely free of risk — research on Anodyne Therapy alongside specific medications may be limited.

Worth understanding: our licensed dataset holds no drug-interaction record for Anodyne Therapy at all — not against Alvimopan, 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.

Anodyne Therapy is a treatment rather than something you take. Tell whoever provides it which medicines you use, and ask your prescriber whether it is appropriate for your health and treatment. 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.

Anodyne Therapy safety at a glance

Anodyne Therapy overall Use caution Generally considered low-risk when used as directed, but benefit is uncertain and burns are possible if used improperly.
Pregnancy Not established There is little data on use during pregnancy, so check with your doctor before use.
Breastfeeding Not established There is little data on use while breastfeeding, so check with your doctor before use.

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

Still wondering about combining Alvimopan and Anodyne Therapy? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
What to actually watch for

What Alvimopan’s Own FDA Label Lists

This is not an interaction — none of it involves Anodyne Therapy. These are the most notable effects listed in the ADVERSE REACTIONS section of Alvimopan’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 have Anodyne Therapy and take the medicine. One of them is worth acting on rather than waiting out — marked below.

  • A heart attack Worth acting on mentioned in 9.3% of FDA reports for Alvimopan
  • Stomach upset

From the ADVERSE REACTIONS section of the FDA label for Alvimopan. Read the label on DailyMed › Where a percentage is shown, it is the share of 43 voluntary FDA FAERS reports for Alvimopan that mention that effect — a reporting proportion, not an incidence rate and not evidence the drug caused it. Anodyne Therapy’s licensed record lists no adverse effects our clinical vocabulary could match, so there is no Anodyne Therapy side to compare — that is a limit of the record, not a statement that Anodyne Therapy has no side effects.

Everything else you take

See Every Supplement That Interacts With Alvimopan

This page covers Anodyne Therapy only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Alvimopan page lists 54 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), St. John's Wort (major), Bitter Melon (moderate), Black Pepper (moderate) and Bulbine Natalensis (moderate).

By severity: 2 major · 35 moderate · 17 minor.

From our pharmacist’s overview on the Alvimopan page

“Alvimopan (Entereg) is given for a few days after bowel surgery to help the gut start moving again, and its supplement list warrants genuine care, with two entries rated major. St.”

Reviewed by 2 · Jul 18, 2026

Open the Alvimopan interaction page

How much people look this up

Where Anodyne Therapy and Alvimopan 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 Anodyne Therapy
Steady interest

#1,307 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Alvimopan
Top 25%

#345 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. Anodyne Therapy 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 Anodyne Therapy reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 20, 2026. The Anodyne Therapy and Alvimopan records this page draws on were last updated July 11, 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 .
Treatment approach

About Anodyne Therapy

What is Anodyne Therapy?

  • Peripheral neuropathy symptoms
  • Numbness and tingling in feet
  • Diabetic nerve discomfort
  • Chronic pain and stiffness
  • Improving local blood flow
  • Balance and fall prevention concerns

Anodyne Therapy is not a herb or dietary supplement — it is a brand of infrared light therapy used mainly for nerve-related symptoms such as numbness, tingling, and pain. The evidence for lasting benefit is mixed and limited, and major reviews have not consistently shown that it improves true sensation or long-term outcomes. If you are considering it, talk with your doctor or pharmacist first.

Not applicable (it is a medical device therapy, not a plant or supplement) · In-office or home infrared light therapy devices (pads with infrared diodes)

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

Anodyne Therapy: dosing

There is no standardized, proven dose for Anodyne Therapy. Treatment sessions are typically described as lasting some minutes at a time, often repeated over several sessions, but specific protocols vary by device and provider.Follow the instructions that come with your device exactly, especially time and temperature limits, to lower the risk of burns. A physical therapist, pharmacist, or doctor can help you decide whether and how to use it. Do not assume "more is better."

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

Read the full Anodyne Therapy monograph & all interactions
Medication

About Alvimopan

What Is Alvimopan Used For?

Brand name: Entereg

Alvimopan capsules are used in hospitals to help the digestive tract recover more quickly after surgery that involves removing part of the bowel (partial bowel resection with primary anastomosis — meaning the remaining ends are reconnected). After this type of surgery, the bowel often temporarily stops working, a condition called postoperative ileus.

This medication is only given during a short hospital stay and is not for long-term or home use.

Most-Reported Side Effects for Alvimopan

From FAERS, the FDA’s public side-effect reporting system (43 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Hospitalisation 19 reports
Acute kidney injury 5 reports
Acute myocardial infarction 4 reports
Ileus 3 reports
Pruritus 3 reports
See full Alvimopan drug information
Keep checking

Other Drugs & Anodyne Therapy

Browse every other medication we’ve checked against Anodyne Therapy — 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
No interaction 2,829 drugs checked — show the list
Evidence & sources

Anodyne Therapy References

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

  1. Peripheral Neuropathy — MedlinePlus (NIH) Source
  2. Peripheral Neuropathy — Cleveland Clinic 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

Having Anodyne Therapy While Taking Alvimopan: Common Questions

Is it safe to have Anodyne Therapy while taking Alvimopan?
We do not list a known interaction between Anodyne Therapy and Alvimopan. 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 Alvimopan interact with any supplements?
Yes. Alvimopan has documented interactions with 54 supplements in our database — Anodyne Therapy is not one of them. The Alvimopan interaction page linked on this page lists every one, ranked by severity.

Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy

Still Have a Question About Alvimopan and Anodyne Therapy?

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.