Drug & supplement interaction

Securinega Suffruticosa + Interferon Alfa-2b

Interferon Alfa-2b brand names: Rebetron, Intron A, Viraferon.

No Known Interaction
Medically reviewed by · Updated June 2026 · Pair last verified Sep 13, 2026
The bottom line No known interaction

We found no known interaction between Securinega Suffruticosa and Interferon Alfa-2b 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

Securinega Suffruticosa and Interferon Alfa-2b

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 Interferon Alfa-2b and Securinega Suffruticosa 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.

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.

Securinega Suffruticosa safety at a glance

Securinega Suffrut... overall Avoid It contains potent, potentially toxic alkaloids and has no established safe supplement dose.
Pregnancy Avoid No safety data; its stimulant alkaloids make it unsafe during pregnancy.
Breastfeeding Avoid No safety data and potential transfer of toxic alkaloids; avoid while breastfeeding.

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

Still wondering about combining Interferon Alfa-2b and Securinega Suffruticosa? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
How we checked

Why No Interaction Is Listed for Interferon Alfa-2b

Interactions in our licensed database are recorded against drug classes, not just single drug names. Interferon Alfa-2b is filed under 2 classifications — photosensitizing drugs, hepatotoxic drugs. Securinega Suffruticosa has documented interactions with 1 drug class — the most serious being stimulant drugs (moderate) — and none of Interferon Alfa-2b’s classifications are among them.

Classification data comes from our licensed Natural Medicines dataset. A medication can belong to classes beyond those recorded there, so this describes how the check was run — it is not a safety guarantee.

Keep it in perspective

Securinega Suffruticosa Does Interact With Other Medications

Securinega Suffruticosa has 172 moderate known drug interactions in our database — Interferon Alfa-2b isn’t one of them. If you take anything else, check it against the full list below.

Moderate 172 No known interaction 2,658 (incl. Interferon Alfa-2b)
Taking anything else?

Check Another of Your Medications Against Securinega Suffruticosa

Covers the 2,830 medications we’ve checked against Securinega Suffruticosa. Pick one to open its full report.

Everything else you take

See Every Supplement That Interacts With Interferon Alfa-2b

This page covers Securinega Suffruticosa only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Interferon Alfa-2b page lists 57 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Beer (major), Siberian Cocklebur (major), Wine (major), Alfalfa (moderate) and Angelica Archangelica (moderate).

By severity: 3 major · 53 moderate · 1 minor.

From our pharmacist’s overview on the Interferon Alfa-2b page

“People taking interferon alfa-2b (Intron A, Rebetron) are usually treating hepatitis or a cancer, so the liver may already be under strain, and that is exactly where most of this list points. Of the 57 supplements on file, 38 can add to liver stress, and all three major-rated interactions sit in that group: Siberian cocklebur, which ha…”

Reviewed by 2 · Jul 18, 2026

Open the Interferon Alfa-2b interaction page

How much people look this up

Where Securinega Suffruticosa and Interferon Alfa-2b 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 Securinega Suffruticosa
Steady interest

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

29 days ago today
Medication Interferon Alfa-2b
Top half

#1,407 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 Securinega Suffruticosa reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 13, 2026. The Securinega Suffruticosa and Interferon Alfa-2b 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 .
Supplement

About Securinega Suffruticosa

What is Securinega Suffruticosa?

  • Nerve and muscle weakness
  • Fatigue and low energy
  • Nerve-related conditions in traditional medicine
  • Childhood paralysis (historical traditional use)
  • General tonic

Securinega suffruticosa is a shrub used in traditional East Asian medicine, best known for an alkaloid called securinine that strongly stimulates the nervous system. Because securinine is powerful and can cause seizures and serious toxicity, this plant is not a safe or well-studied dietary supplement, and it should not be used for self-treatment. Talk to a doctor or pharmacist before considering anything containing this plant.

Securinega suffruticosa · Phyllanthaceae · Leaves, twigs, and aerial parts (roots in some traditional preparations) · Dried herb decoction, tinctures, and isolated alkaloid extracts (mainly used in research settings)

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

Securinega Suffruticosa: dosing

There is no established, standardized safe dose of Securinega suffruticosa for use as a supplement. The plant's alkaloid content can vary, and the active compound securinine has a narrow margin between any effect and toxic effects.Because of these safety concerns, we cannot recommend a specific amount.

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

Read the full Securinega Suffruticosa monograph & all interactions
Medication

About Interferon Alfa-2b Injection

What Is Interferon Alfa-2b Injection Used For?

Brand names: Rebetron, Intron A, Viraferon

  • Interferon alfa-2b injection is used to treat a number of conditions.

  • Interferon alfa-2b injection is used

    • alone or in combination with ribavirin (Copegus, Rebetol, Ribasphere) to treat chronic (long-term) hepatitis C infection (swelling of the liver caused by a virus) in people who show signs of liver damage,

    • to treat chronic hepatitis B infection (swelling of the liver caused by a virus) in people who show signs of liver damage,

    • to treat hairy cell leukemia (a white blood cell cancer),

    • to treat genital warts,

    • to treat Kaposi's sarcoma (a type of cancer that causes abnormal tissue to grow on different parts of the body) related to acquired immunodeficiency syndrome (AIDS),

    • to treat malignant melanoma (a cancer that begins in certain skin cells) in certain people who have had surgery to remove the cancer,

    • along with another medication to treat follicular non-Hodgkin's lymphoma (NHL; a slow-growing blood cancer).

  • Interferon alfa-2b is in a class of medications called immunomodulators. Interferon alfa-2b works to treat hepatitis C virus (HCV) and hepatitis B virus (HBV) by decreasing the amount virus in the body. Interferon alfa-2b may not cure hepatitis B or hepatitis C or prevent you from developing complications from these infections such as cirrhosis (scarring) of the liver, liver failure, or liver cancer. It also may not prevent the spread of hepatitis B or C to other people. It is not known exactly how interferon alfa-2b works to treat cancer or genital warts.

See full Interferon Alfa-2b Injection drug information
Keep checking

Other Drugs & Securinega Suffruticosa

Browse every other medication we’ve checked against Securinega Suffruticosa — both the ones with a known interaction and the ones without. Select any drug for the full detail.

0Major
172Moderate
0Minor
2,657No known interaction
172 Moderate 2,657 No interaction
Moderate

172 interactions

Showing 60 of 172 moderate interactions — see all 172 on the Securinega Suffruticosa page.

No interaction 2,657 drugs checked — show the list

We also checked Securinega Suffruticosa against these medications and found no known interaction in our sources. Open any page to confirm.

Showing the 60 most looked-up of 2,657 medications checked with no known interaction — see the full Securinega Suffruticosa list.

See the full Securinega Suffruticosa interactions page
See every supplement checked against Interferon Alfa-2b, ranked by severity
Evidence & sources

Securinega Suffruticosa References

The 2 references that drive our Securinega Suffruticosa 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. Holmes M, Crater AK, Dhudshia B, Thadani AN, Ananvoranich S. Toxoplasma gondii: inhibitory activity and encystation effect of securinine and pyrrolidine derivatives on Toxoplasma growth. Exp Parasitol. 2011;127(2):370-5. PubMed
  2. Raj D, Luczkiewicz M. Securinega suffruticosa. Fitoterapia. 2008;79(6):419-27. PubMed

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 Securinega Suffruticosa and Interferon Alfa-2b Together: Common Questions

Is it safe to take Securinega Suffruticosa with Interferon Alfa-2b?
We do not list a known interaction between Securinega Suffruticosa and Interferon Alfa-2b. 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.
How was the Securinega Suffruticosa and Interferon Alfa-2b combination checked?
Interactions in our licensed database are recorded against drug classes. Interferon Alfa-2b is filed under 2 classifications, and Securinega Suffruticosa has documented interactions with 1 drug class — none of Interferon Alfa-2b's classifications are among them. A medication can belong to classes beyond those recorded in our dataset, so this describes how the check was run rather than guaranteeing safety.
Does Securinega Suffruticosa interact with any other medications?
Yes. Securinega Suffruticosa has 172 documented drug interactions in our database — Interferon Alfa-2b is simply not one of them. If you take anything else, it is worth checking each one; they are all listed on this page.
Does Interferon Alfa-2b interact with any supplements?
Yes. Interferon Alfa-2b has documented interactions with 57 supplements in our database — Securinega Suffruticosa is not one of them. The Interferon Alfa-2b 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

Securinega Suffruticosa monograph Uses, safety profile, and every drug interaction in one place Interferon Alfa-2b Injection drug information The full plain-English guide to this medication Interferon Alfa-2b supplement interactions Every supplement checked against Interferon Alfa-2b, 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

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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.