Drug & supplement interaction

Cabbage Soup Diet + Pentoxifylline

Pentoxifylline brand name: Trental.

No Known Interaction
The bottom line No known interaction

We found no known interaction between Cabbage Soup Diet and Pentoxifylline 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

Cabbage Soup Diet and Pentoxifylline

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 Pentoxifylline and Cabbage Soup Diet in our sources. This does not guarantee that the combination is completely free of risk — research on Cabbage Soup Diet alongside specific medications may be limited.

Worth understanding: our licensed dataset holds no drug-interaction record for Cabbage Soup Diet at all — not against Pentoxifylline, 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.

Cabbage Soup 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.

Cabbage Soup Diet safety at a glance

Cabbage Soup Diet overall Use caution It is very low in calories and nutrients and is only meant for a short time, so it is not suitable for everyone.
Pregnancy Avoid Pregnancy needs steady, balanced nutrition, so this very low-calorie diet should be avoided.
Breastfeeding Avoid Nursing mothers need adequate calories and nutrients, so this restrictive diet should be avoided.

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

Still wondering about combining Pentoxifylline and Cabbage Soup Diet? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
What to actually watch for

What Pentoxifylline’s Own FDA Label Lists

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

  • Shortness of breath Worth acting on mentioned in 9.4% of FDA reports for Pentoxifylline
  • Yellowing of the skin or eyes Worth acting on
  • An irregular heartbeat Worth acting on
  • Confusion Worth acting on
  • Seizures Worth acting on
  • Chest pain Worth acting on
  • Low mood Worth acting on
  • A low platelet count Worth acting on
  • Anemia Worth acting on
  • A severe allergic reaction Worth acting on

Showing the 10 most notable of 39 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 Pentoxifylline. Read the label on DailyMed › Where a percentage is shown, it is the share of 4,245 voluntary FDA FAERS reports for Pentoxifylline that mention that effect — a reporting proportion, not an incidence rate and not evidence the drug caused it. Cabbage Soup Diet’s licensed record lists no adverse effects our clinical vocabulary could match, so there is no Cabbage Soup Diet side to compare — that is a limit of the record, not a statement that Cabbage Soup Diet has no side effects.

Everything else you take

See Every Supplement That Interacts With Pentoxifylline

This page covers Cabbage Soup Diet only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Pentoxifylline page lists 218 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Danshen (major), Piracetam (major), Aconite (moderate) and Allspice (moderate).

By severity: 3 major · 190 moderate · 25 minor.

From our pharmacist’s overview on the Pentoxifylline page

“Pentoxifylline (Trental) improves blood flow in people with poor leg circulation partly by making platelets less sticky, so treat this list as one to read carefully rather than skim. Of the 218 supplements on file, 202 can also slow clotting, which means adding them stacks bleeding risk on bleeding risk.”

Reviewed by 2 · Jul 18, 2026

Open the Pentoxifylline interaction page

How much people look this up

Where Cabbage Soup Diet and Pentoxifylline 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 Cabbage Soup Diet
Steady interest

#1,410 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Pentoxifylline
Top half

#1,342 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. Cabbage Soup 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 Cabbage Soup Diet reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 20, 2026. The Cabbage Soup Diet and Pentoxifylline records this page draws on were last updated June 20, 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 Cabbage Soup Diet

What is Cabbage Soup Diet?

  • Rapid short-term weight loss
  • Quick jump-start before an event
  • Detox or cleanse beliefs
  • Kickstarting a longer diet

The Cabbage Soup Diet is a very low-calorie, 7-day fad diet built around eating large amounts of a cabbage-based soup. It may cause quick water and weight loss, but the loss is usually temporary, the diet is not nutritionally balanced, and most people regain the weight. It is not a healthy long-term plan, and people should talk to a doctor or pharmacist before trying it.

Homemade cabbage-based soup eaten as part of a fixed 7-day meal plan

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

Cabbage Soup Diet: dosing

There is no official or standardized version of the Cabbage Soup Diet. Most plans last about 7 days, with unlimited cabbage soup plus a short list of allowed foods that changes each day.Because the diet is not nutritionally balanced, experts advise against following it longer than a week or repeating it back-to-back.

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

Read the full Cabbage Soup Diet monograph & all interactions
Medication

About Pentoxifylline

What Is Pentoxifylline Used For?

Brand name: Trental

Pentoxifylline Extended-Release Tablets are used to treat intermittent claudication — leg pain, cramping, or fatigue that happens during walking because narrowed arteries aren't delivering enough blood to the muscles. The underlying cause is chronic occlusive arterial disease, a condition where the arteries in the limbs become blocked or narrowed over time.

Pentoxifylline can help improve walking distance and reduce symptoms, but it is not a substitute for procedures that physically open or bypass blocked arteries when those treatments are needed.

Most-Reported Side Effects for Pentoxifylline

From FAERS, the FDA’s public side-effect reporting system (4,300 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Fatigue 457 reports
Diarrhea 431 reports
Dyspnea 405 reports
Fall 376 reports
Dizziness 371 reports
See full Pentoxifylline drug information
Keep checking

Other Drugs & Cabbage Soup Diet

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

Cabbage Soup Diet References

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

  1. Cabbage Soup Diet — MedlinePlus (NIH) Source
  2. Healthy Weight Loss — CDC 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 Cabbage Soup Diet While Taking Pentoxifylline: Common Questions

Is it safe to follow Cabbage Soup Diet while taking Pentoxifylline?
We do not list a known interaction between Cabbage Soup Diet and Pentoxifylline. 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 Pentoxifylline interact with any supplements?
Yes. Pentoxifylline has documented interactions with 218 supplements in our database — Cabbage Soup Diet is not one of them. The Pentoxifylline 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 Pentoxifylline and Cabbage Soup 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.