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This study observed that repeated perm treatments decrease disulfide bonds in hair due to their conversion largely into cysteic acid, affecting the waving efficiency depending on the reduction agent used.

Method measures minoxidil in tablets accurately and easily.

Method quickly measures finasteride concentration in capsules.

This study found that diabetic individuals had significantly lower hair levels of chromium, manganese, and copper, but higher iron levels, compared to non-diabetic controls.

This study developed a rapid and sensitive method for determining finasteride concentrations in pharmaceuticals, with results comparable to those from the standard HPLC method.

This study presents three spectrophotometric methods for determining finasteride in bulk and tablet forms, showing a linear relationship between absorbance and finasteride concentration.

This study developed a precise and reliable UV spectrophotometric method for determining finasteride concentration in bulk and tablets, demonstrating strong linearity and accuracy.

This study developed and validated a UV spectrophotometric method for accurately measuring finasteride and tamsulosin in solutions and tablets, demonstrating good sensitivity and precision.

A new method was created to accurately measure minoxidil and aminexil in hair loss treatments.

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

In this study, researchers found that finasteride undergoes second-order alkaline degradation kinetics and that its degraded form negatively impacts cell proliferation, highlighting the need for careful handling in pharmaceutical manufacturing and storage.

This study developed and validated a simple, cost-effective UV–Visible spectrophotometric method for estimating finasteride in pharmaceuticals, demonstrating good linearity, accuracy, precision, and sensitivity according to ICH guidelines, making it suitable for routine quality control.

This study developed three spectrophotometric methods to effectively measure finasteride in bulk and tablet forms, providing accurate results that align closely with labeled claims.

This study developed and validated a reliable method to measure finasteride levels in human plasma, which was successfully used to assess its pharmacokinetics after a 5 mg dose in healthy volunteers.

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.

This study developed a simple HPLC method for accurately estimating tamsulosin and finasteride in pharmaceutical forms, demonstrating good precision and potential application in combined dosage analysis.

Cold waving solutions quickly reduce cystine to cysteine in hair.

This study developed a new spectrophotometric method to accurately measure finasteride levels in pharmaceutical formulations using a reaction with NBD-CL.

This article reviews the toxic effects of mimosine in Leucaena leucocephala and discusses various methods to mitigate its toxicity but presents no new findings.

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.

Method accurately measures finasteride in tablets using finasteride-BSA interaction.

This study developed and validated a gradient reversed-phase liquid chromatographic method to effectively measure Finasteride and its related impurities in pharmaceutical bulk drugs, demonstrating high linearity and precision.

New method measures minoxidil concentration faster, more accurately, and automatically.

New, cheaper method measures finasteride in tablets accurately and quickly.

This study introduced and validated new spectrophotometric methods to simultaneously determine finasteride and tadalafil in Entadfi™ capsules with high sensitivity and without interference from excipients.

This study found that the FIA-amperometric method for minoxidil quantification in pharmaceutical preparations provided accurate results comparable to the conventional UV technique, indicating no systematic errors.

This study developed a rapid and sensitive HPLC method for measuring finasteride in bulk and tablet forms, showing high precision and accuracy compared to the official method.

This study validated a highly selective and fast LC–MS/MS method for accurately measuring levels of tadalafil and finasteride in human plasma, adhering to international bioanalytical guidelines.

This study optimized and validated a dissolution test method for immediate-release finasteride capsules, highlighting the need for an official standard due to variability in commercial products.

This study proposed a simple, rapid permanganometric method for determining minoxidil concentrations in pharmaceutical samples, offering comparable accuracy to chromatographic methods with recovery rates of 94.5 to 95.2%.