Drug & supplement interaction

Crystal Therapy + Niraparib Tosylate

Niraparib Tosylate brand name: Zejula.

No Known Interaction
Medically reviewed by · Updated June 2026 · Pair last verified Sep 20, 2026
The bottom line No known interaction

We found no known interaction between Crystal Therapy and Niraparib Tosylate 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

Crystal Therapy and Niraparib Tosylate

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

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

Crystal 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.

Crystal Therapy safety at a glance

Crystal Therapy overall Use caution Physically low-risk, but it has no proven medical effect and should never replace medical treatment.
Pregnancy Use caution Using stones externally is unlikely to cause harm, but it should not replace prenatal care; avoid ingesting crystal-infused water.
Breastfeeding Use caution External crystal use is unlikely to affect nursing, but it offers no proven benefit and should not replace medical care.

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

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

What Niraparib Tosylate’s Own FDA Label Lists

This is not an interaction — none of it involves Crystal Therapy. These are the most notable effects listed in the ADVERSE REACTIONS section of Niraparib Tosylate’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 Crystal Therapy and take the medicine. 8 of them are worth acting on rather than waiting out — marked below.

  • Low magnesium Worth acting on
  • Raised blood pressure Worth acting on mentioned in 5.9% of FDA reports for Niraparib Tosylate
  • A low platelet count Worth acting on
  • Kidney problems Worth acting on
  • Anemia Worth acting on
  • Shortness of breath Worth acting on
  • A low white blood cell count Worth acting on
  • A higher chance of infection Worth acting on
  • A change in taste
  • Reduced appetite mentioned in 7.8% of FDA reports for Niraparib Tosylate

Showing the 10 most notable of 27 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 Niraparib Tosylate. Read the label on DailyMed › Where a percentage is shown, it is the share of 51 voluntary FDA FAERS reports for Niraparib Tosylate that mention that effect — a reporting proportion, not an incidence rate and not evidence the drug caused it. Crystal Therapy’s licensed record lists no adverse effects our clinical vocabulary could match, so there is no Crystal Therapy side to compare — that is a limit of the record, not a statement that Crystal Therapy has no side effects.

Everything else you take

See Every Supplement That Interacts With Niraparib Tosylate

This page covers Crystal Therapy only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Niraparib Tosylate 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 Niraparib Tosylate page

“Activated charcoal, popular for bloating and so-called detox routines, can trap niraparib (Zejula) in the gut before it absorbs, and St. John's wort can drive levels of the drug down another way.”

Reviewed by 2 · Jul 18, 2026

Open the Niraparib Tosylate interaction page

How much people look this up

Where Crystal Therapy and Niraparib Tosylate 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 Crystal Therapy
Steady interest

#1,190 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Niraparib Tosylate
Steady interest

#2,452 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. Crystal 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 Crystal Therapy reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 20, 2026. The Crystal Therapy and Niraparib Tosylate 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 .
Treatment approach

About Crystal Therapy

What is Crystal Therapy?

  • Stress and relaxation
  • Emotional balance
  • Meditation support
  • Energy and 'chakra' balancing
  • General sense of well-being

Crystal therapy is an alternative practice that uses gemstones placed on or around the body in the belief they affect energy and healing. There is no reliable scientific evidence that crystals have any direct healing effect on the body, and any benefits people feel are most likely due to relaxation or the placebo effect. It is not a substitute for medical care, but it is generally physically harmless when not used to replace proven treatment.

Crystals and gemstones (for example quartz, amethyst, rose quartz) · Polished stones, raw crystals, jewelry, wands, crystal-infused water

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

Crystal Therapy: dosing

There is no established or medically meaningful dose for crystal therapy, because it is a belief-based practice rather than a medicine. There is no amount of crystal use that has been shown to treat any condition.If you enjoy using crystals as part of a relaxation or meditation routine, treat it as a calming ritual rather than a treatment.

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

Read the full Crystal Therapy monograph & all interactions
Medication

About Niraparib

What Is Niraparib Used For?

Brand name: Zejula

Zejula is used as maintenance therapy — meaning it is taken after chemotherapy to help keep the cancer from coming back — for adults with advanced epithelial ovarian, fallopian tube, or primary peritoneal cancer. For first-line maintenance, Zejula is approved for patients whose cancer is HRD-positive (has certain DNA-repair defects, including BRCA mutations or genomic instability) and who have responded to their first round of platinum-based chemotherapy.

Zejula is also approved for maintenance treatment in adults with recurrent ovarian, fallopian tube, or primary peritoneal cancer that carries a germline BRCA mutation (an inherited change in the BRCA gene), when the cancer has responded to platinum-based chemotherapy. In both cases, a companion diagnostic test is required to confirm eligibility before starting Zejula.

Most-Reported Side Effects for Niraparib Tosylate

From FAERS, the FDA’s public side-effect reporting system (51 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Constipation 4 reports
Decreased appetite 4 reports
Fatigue 4 reports
Nausea 4 reports
Prostatic specific antigen increased 4 reports
See full Niraparib drug information
Keep checking

Other Drugs & Crystal Therapy

Browse every other medication we’ve checked against Crystal 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
2,829 No interaction
No interaction 2,829 drugs checked — show the list

We also checked Crystal Therapy 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 Crystal Therapy list.

See the full Crystal Therapy interactions page
See every supplement checked against Niraparib Tosylate, ranked by severity
Evidence & sources

Crystal Therapy References

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

  1. Complementary, Alternative, or Integrative Health: What's In a Name? — NIH NCCIH Source
  2. Energy Healing — NIH NCCIH 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 Crystal Therapy While Taking Niraparib Tosylate: Common Questions

Is it safe to have Crystal Therapy while taking Niraparib Tosylate?
We do not list a known interaction between Crystal Therapy and Niraparib Tosylate. 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 Niraparib Tosylate interact with any supplements?
Yes. Niraparib Tosylate has documented interactions with 54 supplements in our database — Crystal Therapy is not one of them. The Niraparib Tosylate 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

Crystal Therapy monograph Uses, safety profile, and every drug interaction in one place Niraparib drug information The full plain-English guide to this medication Niraparib Tosylate supplement interactions Every supplement checked against Niraparib Tosylate, 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 Niraparib Tosylate and Crystal 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.