Drug & supplement interaction

Schwarzbein Principle Diet + Bupropion, Naltrexone

Bupropion, Naltrexone brand name: Contrave.

No Known Interaction
Medically reviewed by · Updated June 2026 · Pair last verified Sep 27, 2026
The bottom line No known interaction

We found no known interaction between Schwarzbein Principle Diet and Bupropion, Naltrexone 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

Schwarzbein Principle Diet and Bupropion, Naltrexone

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 Bupropion, Naltrexone and Schwarzbein Principle Diet in our sources. This does not guarantee that the combination is completely free of risk — research on Schwarzbein Principle Diet alongside specific medications may be limited.

Worth understanding: our licensed dataset holds no drug-interaction record for Schwarzbein Principle Diet at all — not against Bupropion, Naltrexone, 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.

Schwarzbein Principle Diet is an eating pattern rather than something you take. Ask your pharmacist or doctor before changing how you eat while on a prescribed medicine: some medicines are dosed around meals, and a change in diet can change how they work. 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.

Schwarzbein Principle Diet safety at a glance

Schwarzbein Princi... overall Use caution It is a food-based diet, but major dietary shifts should be discussed with a healthcare provider.
Pregnancy Use caution Pregnant people should not start restrictive diets without medical and dietitian supervision.
Breastfeeding Use caution Nursing parents have higher nutrient and calorie needs, so any restrictive eating plan should be supervised.

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

Still wondering about combining Bupropion, Naltrexone and Schwarzbein Principle Diet? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
What to actually watch for

What Bupropion, Naltrexone’s Own FDA Label Lists

This is not an interaction — none of it involves Schwarzbein Principle Diet. These are the most notable effects listed in the ADVERSE REACTIONS section of Bupropion, Naltrexone’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 follow Schwarzbein Principle Diet and take the medicine. 10 of them are worth acting on rather than waiting out — marked below.

  • Memory problems Worth acting on
  • Dehydration Worth acting on
  • Unsteadiness Worth acting on
  • A heart attack Worth acting on
  • Fainting Worth acting on
  • A severe skin reaction Worth acting on
  • Seizures Worth acting on
  • Low mood Worth acting on
  • Kidney problems Worth acting on
  • Anemia Worth acting on

Showing the 10 most notable of 41 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 Bupropion, Naltrexone. Read the label on DailyMed › Schwarzbein Principle Diet’s licensed record lists no adverse effects our clinical vocabulary could match, so there is no Schwarzbein Principle Diet side to compare — that is a limit of the record, not a statement that Schwarzbein Principle Diet has no side effects.

Overlapping uses

What Bupropion, Naltrexone Is Prescribed For, and What Schwarzbein Principle Diet Has Been Studied For

These two come up together because they touch the same health topic — not because they do the same job. Bupropion, Naltrexone is a prescription medicine with approved uses on its FDA label. Schwarzbein Principle Diet is an eating pattern: what follows is what researchers have looked at it for, and how strong that evidence is.

Bupropion, Naltrexone is prescribed for: Contrave (naltrexone/bupropion extended-release tablets) is approved to help adults with obesity, or adults who are overweight and have at least one weight-related health condition, lose excess weight and keep it off long term. It is always used together with a reduced-calorie diet and increased physical activity — not as a stand-alone treatment. Contrave is not approved to treat depression, anxiety, or any other psychiatric condition, and it is not approved for use in anyone under 18 years of age.

Schwarzbein Principle Diet has been studied for:

  • Obesity studied, not established Schwarzbein Principle Diet has been studied for this. Natural Medicines rates the evidence: Insufficient Reliable Evidence To Rate Read what the research shows

    Schwarzbein Principle Diet for obesity

    Although there has been interest in using the Schwarzbein Principle diet for weight loss, there is insufficient reliable information about the clinical effects of the Schwarzbein Principle diet for this purpose.

Effectiveness ratings and the research summaries above are the verbatim record from the Natural Medicines database, which grades evidence from “Effective” down to “Insufficient Reliable Evidence To Rate”. A rating below the top of that scale means researchers have looked at it — not that it works, and never that it can stand in for a prescribed medicine. Do not stop or replace Bupropion, Naltrexone on your own; if you are taking Schwarzbein Principle Diet for the same health topic, tell your prescriber, especially if the medicine is being adjusted to a target.

Everything else you take

See Every Supplement That Interacts With Bupropion, Naltrexone

This page covers Schwarzbein Principle Diet only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Bupropion, Naltrexone page lists 47 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Adrafinil (moderate), African Wild Potato (moderate), Artichoke (moderate) and Astaxanthin (moderate).

By severity: 1 major · 34 moderate · 12 minor.

From our pharmacist’s overview on the Bupropion, Naltrexone page

“Anyone taking Contrave (bupropion with naltrexone) for weight management should treat this list with genuine care, starting with the single major-rated entry, activated charcoal, which can soak up the medication in the gut and sharply blunt its effect. Beyond that, two themes dominate.”

Reviewed by 2 · Jul 18, 2026

Open the Bupropion, Naltrexone interaction page

How much people look this up

Where Schwarzbein Principle Diet and Bupropion, Naltrexone 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 Schwarzbein Principle Diet
Steady interest

#1,091 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Bupropion, Naltrexone
Top half

#869 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. Schwarzbein Principle Diet 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 Schwarzbein Principle Diet reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 27, 2026. The Schwarzbein Principle Diet and Bupropion, Naltrexone 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 .
Eating pattern

About Schwarzbein Principle Diet

What is Schwarzbein Principle Diet?

  • Weight management
  • Blood sugar control
  • Type 2 diabetes support
  • Anti-aging and hormone balance
  • General metabolic health

The Schwarzbein Principle Diet is a low-carbohydrate, whole-foods eating plan, not an herb or supplement. It emphasizes reducing refined carbs and sugar while eating protein, healthy fats, and non-starchy vegetables, but rigorous long-term scientific evidence for its specific claims is limited. Talk to your doctor or a registered dietitian before making major diet changes, especially if you have diabetes or take medication.

Dietary program (books, meal plans)

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

Schwarzbein Principle Diet: dosing

There is no "dose" for a diet. Instead, the program is followed by choosing certain foods and avoiding others over time. Specifics on portions and food choices come from Dr. Schwarzbein's books and materials.If you want to try it, follow the program's guidance and consider working with a registered dietitian to make sure your meals are balanced and meet your nutrient needs.

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

Read the full Schwarzbein Principle Diet monograph & all interactions
Medication

About Naltrexone and Bupropion

What Is Naltrexone and Bupropion Used For?

Brand name: Contrave

Contrave (naltrexone/bupropion extended-release tablets) is approved to help adults with obesity, or adults who are overweight and have at least one weight-related health condition, lose excess weight and keep it off long term. It is always used together with a reduced-calorie diet and increased physical activity — not as a stand-alone treatment.

Contrave is not approved to treat depression, anxiety, or any other psychiatric condition, and it is not approved for use in anyone under 18 years of age.

See full Naltrexone and Bupropion drug information
Keep checking

Other Drugs & Schwarzbein Principle Diet

Browse every other medication we’ve checked against Schwarzbein Principle Diet — 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 Schwarzbein Principle Diet 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 Schwarzbein Principle Diet list.

See the full Schwarzbein Principle Diet interactions page
See every supplement checked against Bupropion, Naltrexone, ranked by severity
Evidence & sources

Schwarzbein Principle Diet References

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

  1. Carbohydrates — MedlinePlus Source
  2. Diabetes Diet, Eating, & Physical Activity — NIH NIDDK 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

Following Schwarzbein Principle Diet While Taking Bupropion, Naltrexone: Common Questions

Is it safe to follow Schwarzbein Principle Diet while taking Bupropion, Naltrexone?
We do not list a known interaction between Schwarzbein Principle Diet and Bupropion, Naltrexone. 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.
Are Schwarzbein Principle Diet and Bupropion, Naltrexone used for the same thing?
They overlap in purpose, which usually means the real question is whether you need both rather than whether they are safe together. This page lists the shared uses and how strong the evidence is for Schwarzbein Principle Diet in each. That is a conversation for your prescriber, especially if Bupropion, Naltrexone is being adjusted to a target.
Does Bupropion, Naltrexone interact with any supplements?
Yes. Bupropion, Naltrexone has documented interactions with 47 supplements in our database — Schwarzbein Principle Diet is not one of them. The Bupropion, Naltrexone 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

Schwarzbein Principle Diet monograph Uses, safety profile, and every drug interaction in one place Naltrexone and Bupropion drug information The full plain-English guide to this medication Bupropion, Naltrexone supplement interactions Every supplement checked against Bupropion, Naltrexone, 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 Bupropion, Naltrexone and Schwarzbein Principle Diet?

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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.