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This article discusses a new device for visualizing and quantifying skin distribution of a radioactively labelled compound, but reports no new clinical results.

This study reports that a new DART-HRMS method can effectively analyze intact hair for drug use timelines, with cocaine detection aligning with forensic standards and identifying multiple drugs from high-resolution data.

This study reported a simple and validated gas chromatography method to accurately measure finasteride in tablets, showing equivalency to the official method with no significant differences.

A new method improves the isolation of hair follicle cells for better hair growth research.

This study found that Finasteride Dispersible Tablets, prepared with an optimized prescription, disintegrate quickly, disperse well, and have a high dissolution speed, suitable for industrial production.

In this study, researchers optimized fast-dissolving tablets of nifedipine using a systematic approach, resulting in formulations that demonstrated rapid disintegration, enhanced dissolution profiles, and improved solubility, potentially improving oral delivery for patients requiring poorly soluble antihypertensive medication.

This study developed a double-wavelength laser scanning microphotometer to measure hair shaft and follicle absorbance, improving spatial resolution and reducing light scattering effects in vitro.

In this study, researchers developed a method using scalp cyanoacrylate biopsy and advanced imaging techniques to effectively measure and visualize the distribution of anti-dandruff shampoo ingredients zinc pyrithione and climbazole within the scalp follicular infundibulum.

This study developed a synchronized fluorescence spectroscopic approach to quantify finasteride and tadalafil in various forms, achieving high accuracy with %recoveries of about 99.62% and 100.19% respectively, and demonstrated superior environmental friendliness compared to previous methods.

This study demonstrated that CD anisotropy effectively distinguishes between two polymorphs of finasteride with nearly identical electronic circular dichroism spectra, using imaging and simulated spectra to uncover unique signatures that traditional methods miss.

This study found that new methods for isolating human dermal papilla cells were more efficient than traditional methods, maintaining higher levels of specific markers and improving the cells' research potential.

This study demonstrated that urea significantly accelerates the diffusion of poly(ethylene imine) into bleached human hair by increasing the diffusion coefficient twofold.

This study developed two sensitive spectrophotometric methods to accurately determine finasteride in pure and tablet forms, demonstrating linear response and compliance with ICH guidelines.

The study found that a modified two-step enzyme digestion method was an efficient and rapid technique for isolating human axillary dermal papilla cells from a few specimens.

This study concluded that drug-distribution measurements using micro-segmental hair analysis are effective for drowned bodies, as natural water containing divalent ions prevents drug washout from hair.

In this study, the authors found that applying hypobaric pressure to the skin significantly increases the transdermal permeation of large molecules by enhancing diffusion, despite the associated skin stretching and hair follicle enlargement not fully explaining this effect.

This study found that using ionic liquid for specimen preparation allowed for observation of dermal papilla cells and their cilia in near-living conditions, reducing damage typically caused by conventional preparation methods.

This study introduced a new spectrofluorometric method using a synthesized organic fluorophore to effectively analyze darolutamide and thalidomide in pharmaceutical preparations and biofluids.

Method quickly measures finasteride concentration in capsules.

This study describes a new colorimetric method for accurately and precisely measuring finasteride in tablets, with results comparable to the standard HPLC method.

The study reported that combining the Follicular Closing Technique with the Franz diffusion cell is a valuable method for investigating follicular caffeine penetration in vitro, though kinetics differ from in vivo results.

The method accurately measures hair growth with minimal risk and is better than other methods.

This study found that among Japanese women with diffuse hair loss, decreased hair density without changes in vellus hair was the most common and distinct pattern observed, highlighting differences from previous observations in other populations.

In this study, researchers developed a new method for producing dissolving microneedle array patches containing mesoporous silica nanoparticles, successfully confirming nanoparticle deposition and release in both ex vivo and in vivo models.

This source discusses using stratum corneum ablation as a promising method to enhance transdermal drug delivery by temporarily removing the skin's outermost barrier to improve medication absorption.

This study proposed a method to determine residual levels of dichloromethane and chloroform in finasteride using SPME-GC, reporting high linear correlation coefficients for both solvents.

This study used confocal Raman microscopy to confirm optical similarity between human and porcine hair follicles, supporting its use in assessing trans-follicular drug delivery.

This study developed a precise and reproducible method for estimating finasteride in tablet formulations using a colorimetric reaction with specific reagents.

This review highlights the need for methodologies to understand and quantify drug penetration into hair follicles as significant drug pathways, noting this area lacks comprehensive articles and reports no new results.

This study developed a simple and cost-effective chromatographic method for simultaneously analyzing betamethasone dipropionate and calcipotriol, achieving rapid separation within 7 minutes suitable for routine applications.