Medicine guide

Lumryz

Kit

  • Prescription only
  • Controlled substance · CIII
Active substance
Sodium Oxybate
Made by
Avadel CNS Pharmaceuticals, LLC

Quoted from the official source. Not yet reviewed by Mediclarum — the leaflet in your pack is authoritative.

What it is for

This information is not included in the verified source. Open the official leaflet

How it works

From the US prescribing label for the same active substance (sodium oxybate). It describes the substance, not this exact product.

Sodium oxybate oral solution is a CNS depressant.

The mechanism of action of sodium oxybate oral solution in the treatment of narcolepsy is unknown.

Peak level after4 h
Half-life0.5–1 h
Mostly cleared after≈ 3.8 hfive half-lives — our arithmetic
How the body breaks it down

Succinic acid enters the Krebs cycle where it is metabolized to carbon dioxide and water.

With food

Effect of Food Administration of sodium oxybate oral solution immediately after a high-fat meal resulted in delayed absorption (average T max increased from 0.75 hr to 2 hr) and a reduction in C max of GHB by a mean of 59% and of systemic exposure (AUC) by 37%.

Quoted from the prescribing label, sections “Mechanism of Action” and “Pharmacokinetics”. DailyMed · 2026-04-21

Safety of the active substance

From the US prescribing label for the same active substance (sodium oxybate). It describes the substance, not this exact product.

Serious warning

WARNING: CENTRAL NERVOUS SYSTEM (CNS) DEPRESSION and ABUSE AND MISUSE.

Must not be used by
  • Sodium oxybate oral solution is contraindicated for use in: combination with sedative hypnotics [see Warnings and Precautions (5.1)]. combination with alcohol [see Warnings and Precautions (5.1)]. patients with succinic semialdehyde dehydrogenase deficiency [see Clinical Pharmacology (12.3)].
  • In combination with sedative hypnotics or alcohol ( 4 ) Succinic semialdehyde dehydrogenase deficiency ( 4 )
Most common side effects

The most common adverse reaction leading to discontinuation was nausea (2.8%).

Quoted from the US prescribing label for the same active substance. Your own pack’s leaflet is the authority for your product. DailyMed

Same active substance, strength and form in other countries

Matched on active substance, strength and kind of form only. This is not a statement that the products are equivalent or interchangeable: other ingredients, release and approved uses can differ — ask a pharmacist before swapping.

Medicine passport: one printable page to show a pharmacist abroad

European UnionNo exact match for this strength and form

CanadaNo exact match for this strength and form

Details

Made byAvadel CNS Pharmaceuticals, LLC
Active substanceSodium Oxybate
FormKit
Packs1 KIT in 1 CARTON * 1 FOR SUSPENSION, EXTENDED RELEASE in 1 PACKET * 1 FOR SUSPENSION, EXTENDED RELEASE in 1 PACKET * 1 FOR SUSPENSION, EXTENDED RELEASE in 1 PACKET
NDC13551-005

Source: NDC Directory · 2026-09-13 · not reviewed by a clinician

Source: US Food and Drug Administration, NDC Directory. Reuse terms: US government work (FDA).

Other strengths and forms

5 products are sold under this name. Grouped by form; a number on a strength means several companies make it.

Same active substance

These contain the same substance. That does not mean one can replace another — ask a pharmacist.