Evidence map›Paper›PMID 39692837›Full record

ArticleAdvances in therapy2025

Population Pharmacokinetics of Trofinetide in a Pediatric Population Aged 2-4 Years with Rett Syndrome.

Mona Darwish, Julie Passarell, Kelly Maxwell, Heather Bradley, Kathie M Bishop, James M Youakim

Abstract read
In one paragraph

Article in Advances in therapy, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

0 citing papers in PubMed.

No citing paper in PubMed yet.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

Mona DarwishAcadia Pharmaceuticals Inc., 12830 El Camino Real, Suite 400, San Diego, CA, 92130, USA. mdarwish@ACADIA-Pharm.com.
Julie PassarellClinical Pharmacology and Pharmacometrics Division, Simulations Plus Inc., Buffalo, NY, USA.
Kelly MaxwellClinical Pharmacology and Pharmacometrics Division, Simulations Plus Inc., Buffalo, NY, USA.
Heather BradleyAcadia Pharmaceuticals Inc., 12830 El Camino Real, Suite 400, San Diego, CA, 92130, USA.
Kathie M BishopAcadia Pharmaceuticals Inc., 12830 El Camino Real, Suite 400, San Diego, CA, 92130, USA.
James M YouakimAcadia Pharmaceuticals Inc., 12830 El Camino Real, Suite 400, San Diego, CA, 92130, USA.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionWeight-banded trofinetide dosing improved physician- and caregiver-rated efficacy measures and had acceptable tolerability in patients aged 2‒4 years (DAFFODIL study) and 5‒20 years (LAVENDER study) with Rett syndrome (RTT). Selection of weight-banded dosing regimens for these studies was based on population pharmacokinetic (popPK) modeling and exposure simulations. This study applied an updated popPK model to confirm steady-state trofinetide exposures achieved in DAFFODIL patients were within target range.

methodsA popPK model was developed using data from 14 clinical studies of trofinetide in healthy volunteers and pediatric and adult patients, including the LAVENDER and DAFFODIL studies. Individual exposure measures (area under concentration-time curve over 0-12 h [AUC

resultsDistribution and box plots of simulated steady-state AUC

conclusionsPopPK model-based simulations confirm that the weight-banded dosing regimen used in DAFFODIL is adequate to achieve target trofinetide exposure in 2- to 4-year-olds with RTT.

Indexed as

Rett SyndromeAdolescentAdultArea Under CurveBayes TheoremChildChild, PreschoolFemaleHumansMaleModels, BiologicalYoung AdultDAFFODIL studyPopulation pharmacokinetic modelingRett syndromeTrofinetideWeight-banded dosing regimen

Identifiers

PMID39692837
PMCPMC11787236

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