ArticlePharmaceutical biology2025
Non-linear oral bioavailability and clinical pharmacokinetics of high-dose
Article in Pharmaceutical biology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.
What it found
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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.
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.
Who cites it
2 citing papers in PubMed.
- Exploratory pharmacokinetic-pharmacodynamic characterization and safety of standardizedFrontiers in pharmacology · 2026Article
- Natural Products Targeting BCR-ABL: A Plant-Based Approach to Chronic Myeloid Leukemia Treatment.Molecules (Basel, Switzerland) · 2025Review
Corrections and comments
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Authors and funding
8 authors.
Funding
No grant is acknowledged in the PubMed record.
Abstract
aimInsufficient quality control and limited dissolution of
objectiveThis study aims to investigate pharmacokinetics and safety of high-dosage
methodsAn open-label, single-dose, and repeated-dose conducted in healthy volunteers. Subjects received capsules containing ethanolic extract equivalent to andrographolide dosage of either 60 or 120 mg per dose, taken every eight hours daily (totaling 180 or 360 mg/day). Safety was assessed through blood chemical analysis and adverse event monitoring after 7 days of ethanolic extract administration.
resultsPharmacokinetics of ethanolic extract indicated low plasma levels of the major diterpenoids. The maximum plasma concentration (Cmax) of andrographolide did not exhibit a dose-proportional increase, reaching 6.44 and 11.62 µg/L for single and repeated doses of 60 mg/day, respectively. Doubling the dose (120 mg/day) only resulted in slightly higher Cmax (6.97 and 15.03 µg/L for single and repeated doses, respectively). Safety evaluation revealed mild, transient adverse events, but all parameters remained within normal ranges.
conclusionsThis study highlights limitations in the pharmacokinetics of the ethanolic extract of
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the Socratic graph.