research Isolation and Structural Identification of a Novel Minoxidil Analogue in an Illegal Dietary Supplement: Triaminodil
A new minoxidil-like substance, triaminodil, was found in an illegal hair growth supplement.
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research What Should It Take to Describe a Substance or Product as 'Sperm-Safe'?
Products should be called 'sperm-safe' only after thorough, well-designed tests.
research Untargeted Scanning of Hair for Drugs of Abuse by Direct Analysis in Real Time–High-Resolution Mass Spectrometry
A new method can quickly and accurately detect drugs in hair.
research The Androgen Receptor and Its Use in Biological Assays: Looking Toward Effect-Based Testing and Its Applications
Scientists have developed a new method to detect steroid abuse in athletes using cell-based tests, which could be the future of anti-doping methods.
research Doping-Control Analysis of the 5α-Reductase Inhibitor Finasteride: Determination of Its Influence on Urinary Steroid Profiles and Detection of Its Major Urinary Metabolite
Finasteride affects urinary steroid profiles and can potentially hide steroid abuse in sports drug testing.
research Hair Analysis: Assessment of Homemade Hair Treatment Effects on Drug Concentrations in the Keratin Matrix
Homemade hair treatments can significantly lower drug levels in hair, possibly causing false-negative drug tests.
research Distinctive Acne Entities
Acne can appear or persist in adulthood due to hormonal changes, external factors, or substance use, and requires appropriate treatment.
research Metabolic Study of Androsta-1,4,6-Triene-3,17-Dione in Horses Using Liquid Chromatography/High Resolution Mass Spectrometry
The study found that urine metabolites M1b or M4 are the best indicators of ATD use in horses, with detection possible up to 77 hours in urine and 28 hours in blood.
research Toxic Hepatitis Induced by Shou-Wu-Pian, a Chinese Herbal Preparation
A woman's liver was damaged by taking the herbal supplement Shou-Wu-Pian, but it got better after she stopped using it.
research Therapeutic Indications and Use-Case-Driven Updates in the Drug Ontology: Anti-Malarials, Anti-Hypertensives, Opioid Analgesics, and a Large Term Request
The Drug Ontology was updated to better classify drugs for hypertension, malaria, and opioid abuse, and to allow for more accurate research queries.
research Membrane Androgen Receptors May Mediate Androgen Reinforcement
Androgen self-administration might be controlled by membrane receptors, not nuclear ones.
research Cross-Sectional Evaluation of Cutaneous Manifestations Associated with Chronic Alcoholism
More frequent and severe skin problems are linked to higher daily alcohol consumption.
research Cutaneous Manifestations of Chronic Alcoholism: A Cross-Sectional Study in a Tertiary Care Centre in South India
Chronic alcoholics most commonly experience skin infections.
research Epitestosterone: Regulatory Roles in Androgen-Dependent Processes
Epitestosterone may counteract testosterone's effects and has roles in body processes like prostate growth and hair distribution.
research Mania in Hyperandrogenism, Insulin Resistance, and Acanthosis Nigricans Syndrome
Stopping birth control pills may have triggered a manic episode in a woman with HAIR-AN syndrome.
research The 2018 Revision to the Process of Care Model for Evaluation of Erectile Dysfunction
The 2018 update to the ED care model added a new severity score and stressed a detailed evaluation of both physical and psychological aspects.
research Social Interest Data as a Proxy for Off-Label Performance-Enhancing Drug Use: Implications and Clinical Considerations
Clinicians should use social and prescription data to track trends in performance-enhancing drug use.
research Alert to US Physicians: DHEA, Widely Used as an OTC Androgen Supplement, May Exacerbate COVID-19
The over-the-counter supplement DHEA could make COVID-19 worse, especially in diabetics and people with G6PD deficiency.
research Long-Term Detection of Methyltestosterone Use by a Yeast Transactivation System
A yeast-based test can detect the steroid methyltestosterone in urine longer than traditional methods.
research Bipolar Disorders and Valproate: Pharmacokinetics, Pharmacodynamics, Therapeutic Effects, and Indications of Valproate: Review of Articles
Valproate is a mood stabilizer for bipolar disorder but has side effects and risks, especially during pregnancy.
research Southern African HIV Clinicians Society Gender-Affirming Healthcare Guideline for South Africa
The guideline provides healthcare professionals in South Africa with instructions for comprehensive, multidisciplinary gender-affirming care, including HIV prevention and treatment for transgender and gender diverse individuals.
research Specific Interpretation of Hair Concentrations in Two Fatal Metformin Intoxication Cases
Hair analysis showed very high metformin levels in two fatal overdose cases, suggesting it's useful in forensics but sweat may affect results.
research Androstenedione: Risks and Lack of Efficacy in Athletes
Androstenedione, a hormone supplement, doesn't improve muscle or performance and can cause harmful side effects.
research Adverse Cutaneous Reactions to Soft Tissue Fillers: A Review of the Histological Features
Different soft tissue fillers can cause various skin reactions; biodegradable fillers are safer and non-biodegradable ones like silicone can lead to long-term problems.
research Stability of Opiates in Hair Fibers After Exposure to Cosmetic Treatment
Cosmetic treatments like bleaching and perming can greatly reduce opiate levels in hair, possibly leading to false-negative drug tests.
research Testosterone and Doping Control
The document concludes that better biomarkers are needed to detect long-term oral testosterone use in athletes.
research Scalp Hair Sweating as a Predictor of Hair Cortisol Level in Humans Compared to Obesity and Other Confounders
Scalp hair sweating is a significant predictor of hair cortisol levels.
research Alcohol Exposure During Late Adolescence Increases Drinking in Adult Wistar Rats, an Effect That Is Not Reduced by Finasteride
Alcohol in teen years leads to more adult drinking, finasteride doesn't help.
research Transcriptome Profiling of Whisker Follicles in Methamphetamine Self-Administered Rats
Methamphetamine affects gene expression in rat whisker follicles, with key genes linked to addiction.
research Early Post-Natal Neuroactive Steroid Manipulation Modulates Ondansetron Effects on Initial Periods of Alcohol Consumption in Rats
Early changes in brain chemicals affect how a drug reduces alcohol intake in rats.