Drug & supplement interaction

German Sarsaparilla + Atazanavir

Atazanavir brand name: Reyataz.

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 German Sarsaparilla and Atazanavir 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. Additionally, although there is no interaction, the label for Atazanavir states a food rule worth keeping to.

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Interaction report

German Sarsaparilla and Atazanavir

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 Atazanavir and German Sarsaparilla 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 German Sarsaparilla at all — not against Atazanavir, 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.

German Sarsaparilla safety at a glance

German Sarsaparill... overall Use caution Generally used in traditional medicine, but human safety data are limited and product identity can vary.
Pregnancy Avoid Not enough safety information; avoid during pregnancy.
Breastfeeding Avoid Not enough safety information; avoid while breastfeeding.

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

Still wondering about combining Atazanavir and German Sarsaparilla? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
What to actually watch for

What Atazanavir’s Own FDA Label Lists

This is not an interaction — none of it involves German Sarsaparilla. These are the most notable effects listed in the ADVERSE REACTIONS section of Atazanavir’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. 4 of them are worth acting on rather than waiting out — marked below.

  • Low mood Worth acting on mentioned in 13.3% of FDA reports for Atazanavir
  • Kidney stones Worth acting on
  • Yellowing of the skin or eyes Worth acting on
  • Kidney problems Worth acting on
  • Muscle pain
  • Trouble sleeping
  • Fever
  • Stomach pain
  • Dizziness
  • Diarrhea

Showing the 10 most notable of 14 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 Atazanavir. Read the label on DailyMed › Where a percentage is shown, it is the share of 14,470 voluntary FDA FAERS reports for Atazanavir that mention that effect — a reporting proportion, not an incidence rate and not evidence the drug caused it. German Sarsaparilla’s licensed record lists no adverse effects our clinical vocabulary could match, so there is no German Sarsaparilla side to compare — that is a limit of the record, not a statement that German Sarsaparilla has no side effects.

How to take them

Some Atazanavir Products Have a Food Rule — German Sarsaparilla Should Not Break It

At least one FDA label for a product containing Atazanavir says to take it with food. If you take German Sarsaparilla on an empty stomach out of habit, keep them separate — and take Atazanavir with a meal where the label says to.

This may not be true of your version. Food instructions belong to the product, not the ingredient: two Atazanavir products can carry different directions, and extended-release forms often differ from immediate-release ones. The label we read is quoted below — check the directions on your own box or bottle, or ask your pharmacist, for how to take the exact product you were given.

b For adult patients who cannot swallow the capsules, REYATAZ oral powder is taken once daily with food at the same recommended adult dosage as the capsules along with ritonavir.

From the Dosage and Administration section of the FDA label we read for Atazanavir — where that label names a specific product, the instruction is that product's. Read the label on DailyMed ›

A food rule is not an interaction — it is about how much of the medicine you absorb. The directions that came with your own product, and your pharmacist, outrank anything on this page.

Everything else you take

See Every Supplement That Interacts With Atazanavir

This page covers German Sarsaparilla only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Atazanavir page lists 152 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Grapefruit (major), St. John's Wort (major), Acacia Rigidula (moderate) and Adrafinil (moderate).

By severity: 3 major · 107 moderate · 42 minor.

From our pharmacist’s overview on the Atazanavir page

“Atazanavir (Reyataz) treats HIV, and keeping its blood level steady is what stands between viral control and drug resistance, so I read this list with genuine care. Of the 152 supplement and herbal ingredients on file, three carry a major rating: St.”

Reviewed by 2 · Jul 18, 2026

Open the Atazanavir interaction page

How much people look this up

Where German Sarsaparilla and Atazanavir 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 German Sarsaparilla
Steady interest

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

29 days ago today
Medication Atazanavir
Steady interest

#1,430 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. German Sarsaparilla 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 German Sarsaparilla reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 13, 2026. The German Sarsaparilla and Atazanavir 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 German Sarsaparilla

What is German Sarsaparilla?

  • Skin conditions
  • Joint discomfort
  • General 'blood purifier' or detox
  • Mild urinary complaints
  • Tonic for fatigue

German Sarsaparilla is a traditional herbal remedy used mainly for skin and joint complaints and as a so-called 'blood purifier,' but solid human evidence for these uses is lacking. The name is used inconsistently and may refer to different plants, so product identity can be uncertain. Talk to a pharmacist or doctor before using it, and avoid it during pregnancy and breastfeeding.

Root and rhizome · Tea, capsules, liquid extract, dried root

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

German Sarsaparilla: dosing

There is no well-established standardized dose for German Sarsaparilla. Traditional use varies widely depending on the form (tea, capsule, or liquid extract) and the specific plant used.If you choose to use it, follow the directions on the product label and do not exceed the recommended amount. A pharmacist can help you review the product and decide whether it is appropriate for you.Start low, watch for any reactions, and stop if you feel unwell.

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

Read the full German Sarsaparilla monograph & all interactions
Medication

About Atazanavir

What Is Atazanavir Used For?

Brand name: Reyataz

Atazanavir capsules are used together with other antiretroviral medicines to treat HIV-1 infection in adults and in children 6 years and older who weigh at least 15 kg (about 33 lbs).

Reyataz — available as capsules and as an oral powder — is also approved for HIV-1 treatment in adults and in children as young as 3 months who weigh at least 5 kg (about 11 lbs). Reyataz oral powder must always be taken with ritonavir and food, and is not for use in children weighing less than 5 kg.

Most-Reported Side Effects for Atazanavir

From FAERS, the FDA’s public side-effect reporting system (14,470 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Depression 1,318 reports
Foetal exposure during pregnancy 1,048 reports
Anxiety 878 reports
Emotional distress 660 reports
Anhedonia 601 reports
See full Atazanavir drug information
Keep checking

Other Drugs & German Sarsaparilla

Browse every other medication we’ve checked against German Sarsaparilla — 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 German Sarsaparilla 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 German Sarsaparilla list.

See the full German Sarsaparilla interactions page
See every supplement checked against Atazanavir, ranked by severity
Evidence & sources

German Sarsaparilla References

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

  1. Herbs at a Glance — NIH NCCIH Source
  2. Herbs and Supplements — MedlinePlus 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 German Sarsaparilla and Atazanavir Together: Common Questions

Is it safe to take German Sarsaparilla with Atazanavir?
We do not list a known interaction between German Sarsaparilla and Atazanavir. 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.
Should I take German Sarsaparilla and Atazanavir at the same time of day?
At least one FDA label for a product containing Atazanavir says to take it with food. If you take German Sarsaparilla on an empty stomach out of habit, keep them separate and take Atazanavir with a meal where the label says to. Food instructions belong to the product rather than the ingredient — two Atazanavir products can differ — so check the directions on your own box. This is about absorption, not an interaction.
Does Atazanavir interact with any supplements?
Yes. Atazanavir has documented interactions with 152 supplements in our database — German Sarsaparilla is not one of them. The Atazanavir 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

German Sarsaparilla monograph Uses, safety profile, and every drug interaction in one place Atazanavir drug information The full plain-English guide to this medication Atazanavir supplement interactions Every supplement checked against Atazanavir, 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 Atazanavir and German Sarsaparilla?

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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.