Drug & supplement interaction

Lousewort + Desmopressin Acetate

Desmopressin Acetate brand names: DDAVP, Noctiva, Nocdurna.

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 Lousewort and Desmopressin Acetate 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.

Know someone taking this? Share
Facebook Post Reddit Email
On this page
Interaction report

Lousewort and Desmopressin Acetate

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 Desmopressin Acetate and Lousewort 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 Lousewort at all — not against Desmopressin Acetate, 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.

Lousewort safety at a glance

Lousewort overall Not established Human safety data are very limited, and some Pedicularis species may contain potentially toxic alkaloids.
Pregnancy Avoid No reliable safety data exist, so it should be avoided during pregnancy.
Breastfeeding Avoid No safety information is available, so it is best avoided while breastfeeding.

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

Still wondering about combining Desmopressin Acetate and Lousewort? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
What to actually watch for

What Desmopressin Acetate’s Own FDA Label Lists

This is not an interaction — none of it involves Lousewort. These are the most notable effects listed in the ADVERSE REACTIONS section of Desmopressin Acetate’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. 9 of them are worth acting on rather than waiting out — marked below.

  • Low sodium Worth acting on mentioned in 9.5% of FDA reports for Desmopressin Acetate
  • Blood clots Worth acting on
  • Confusion Worth acting on
  • Seizures Worth acting on
  • Chest pain Worth acting on
  • Raised blood pressure Worth acting on
  • Bleeding or bruising Worth acting on
  • A higher chance of infection Worth acting on
  • An allergic reaction Worth acting on
  • Eye irritation or redness

Showing the 10 most notable of 28 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 Desmopressin Acetate. Read the label on DailyMed › Where a percentage is shown, it is the share of 3,776 voluntary FDA FAERS reports for Desmopressin Acetate that mention that effect — a reporting proportion, not an incidence rate and not evidence the drug caused it. Lousewort’s licensed record lists no adverse effects our clinical vocabulary could match, so there is no Lousewort side to compare — that is a limit of the record, not a statement that Lousewort has no side effects.

Everything else you take

See Every Supplement That Interacts With Desmopressin Acetate

This page covers Lousewort only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Desmopressin Acetate page lists 17 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Coffee Charcoal (moderate), European Mandrake (moderate), Glucomannan (moderate) and Guar Gum (moderate).

By severity: 1 major · 7 moderate · 9 minor.

From our pharmacist’s overview on the Desmopressin Acetate page

“Every one of the 17 supplements flagged for desmopressin acetate (DDAVP, Nocdurna, Noctiva) works the same basic way, by changing how much of the drug is absorbed from the gut, and that deserves real attention. Desmopressin controls urine output in diabetes insipidus and nighttime urination, and only a small fraction of an oral dose re…”

Reviewed by 2 · Jul 18, 2026

Open the Desmopressin Acetate interaction page

How much people look this up

Where Lousewort and Desmopressin Acetate 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 Lousewort
Steady interest

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

29 days ago today
Medication Desmopressin Acetate
Top 25%

#317 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. Lousewort 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 Lousewort reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 13, 2026. The Lousewort and Desmopressin Acetate 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 Lousewort

What is Lousewort?

  • Muscle relaxation
  • Sleep and relaxation
  • Mild pain relief
  • Stress and tension

Lousewort refers to several plants in the Pedicularis genus, traditionally used as a mild muscle relaxant and calming herb. There is very little scientific research on its safety or effectiveness in humans, and some species may contain toxic compounds, so caution is strongly advised.

Pedicularis spp. · Orobanchaceae · Aerial parts (flowers, leaves, and stems) · Tea, tincture, dried herb, capsules, smoking blends

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

Lousewort: dosing

There is no established standard dose for lousewort. Traditional use varies widely, and no clinical studies have determined a safe or effective amount.If you choose to use a product, follow the directions on the label and start with the lowest suggested amount.

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

Read the full Lousewort monograph & all interactions
Medication

About Desmopressin

What Is Desmopressin Used For?

Brand names: DDAVP, Noctiva, Nocdurna

Desmopressin treats central diabetes insipidus — a condition where the body doesn't make enough antidiuretic hormone (ADH), causing the kidneys to release far too much water. It's also used for temporary excessive urination and thirst that can follow head trauma or surgery near the pituitary gland.

It's also approved for primary nocturnal enuresis (bedwetting at night) and can be used alone or alongside behavioral approaches. Note: it does not work for nephrogenic diabetes insipidus, a different type of the condition.

Most-Reported Side Effects for Desmopressin Acetate

From FAERS, the FDA’s public side-effect reporting system (3,776 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Hyponatraemia 357 reports
Headache 268 reports
Nausea 204 reports
Fatigue 173 reports
Vomiting 155 reports
See full Desmopressin drug information
Keep checking

Other Drugs & Lousewort

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

See the full Lousewort interactions page
See every supplement checked against Desmopressin Acetate, ranked by severity
Evidence & sources

Lousewort References

The 1 sources that drive our Lousewort monograph — publicly available pages from reputable medical and government organizations. Every link was verified to work before publishing. Lousewort is not covered by the licensed Natural Medicines interaction database, so its page cites these public sources directly.

  1. Using Dietary Supplements Wisely — 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

Taking Lousewort and Desmopressin Acetate Together: Common Questions

Is it safe to take Lousewort with Desmopressin Acetate?
We do not list a known interaction between Lousewort and Desmopressin Acetate. 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 Desmopressin Acetate interact with any supplements?
Yes. Desmopressin Acetate has documented interactions with 17 supplements in our database — Lousewort is not one of them. The Desmopressin Acetate 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

Lousewort monograph Uses, safety profile, and every drug interaction in one place Desmopressin drug information The full plain-English guide to this medication Desmopressin Acetate supplement interactions Every supplement checked against Desmopressin Acetate, 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 1 citations behind this page Ask a pharmacist Free, personal answer from our licensed team

Still Have a Question About Desmopressin Acetate and Lousewort?

Our pharmacists answer your medication & supplement questions — free.

Ask a pharmacist

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.