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This article reviews methotrexate's pharmacokinetics and toxicity, emphasizing the role of urinary excretion and leucovorin in avoiding most toxic reactions; it provides no new clinical results.

This case report describes proguanil-related hematologic toxicity in a patient on peritoneal dialysis, suggesting that this malaria prophylaxis should be avoided in chronic kidney disease due to proguanil accumulation.

This review found that patients with alopecia areata may have lower levels of vitamin D, zinc, and folate, but conflicting evidence precludes definitive clinical recommendations for micronutrient supplementation.

This review discusses the evolution of alopecia areata treatments towards more targeted therapies and reports no new clinical results, emphasizing cooperation between clinicians and scientists in understanding the disease's pathophysiology.

This study found that FRβ knockout mice exhibited autoimmune symptoms and slower tumor growth compared to wild type mice, suggesting that the FRβ receptor may play a role in regulating immune responses in tumors and autoimmune conditions.

Eating a balanced diet with the right vitamins and minerals is important for healthy hair, but too many supplements can be harmful.

This article reviews recent advances in the synthesis of oxasteroids and reports no new experimental results.

This study found that redhaired individuals consistently had higher calcidiol levels compared to non-redhaired subjects, suggesting a physiological adaptation for vitamin D synthesis in low UV-B conditions.

This special issue contains abstracts from the ASA 40th Annual Meeting, providing an overview of various studies without reporting new primary results.

The researchers reported that their novel formulation of pterostilbene-loaded ethoniosomes with folic acid coating effectively targeted lung cancer cells in vitro and demonstrated promising results in animal models, indicating potential for future targeted chemotherapy applications.

This paper describes recent advancements in the synthesis of thiasteroids but reports no new experimental results, noting that introducing heteroatoms in steroidal structures has potential biological effects.

This review highlights that a comprehensive approach combining pharmacological, immunomodulatory, and regenerative interventions, including phototherapy enhanced with topical treatments and JAK inhibitors, appears effective and promising in the management of vitiligo by addressing its autoimmune and melanocyte-loss aspects.

CUR-loaded micelles improve skin delivery and effects of curcumin for pain and infections.

This article reviews the role of factor Xa inhibitors like Rivaroxaban and suggests they may eventually replace vitamin K antagonists, but their side effects require further clarification.

This review discusses the effects of calorie restriction on skin aging, highlighting its potential to benefit skin health by reducing age-related and photo-induced changes, although the impact of certain diets remains unexplored.

This study highlights the versatility and potential of injectable hydrogel nanocomposites in biomedical research, emphasizing their roles in controlled drug delivery, tissue regeneration, and treatment of various conditions, such as cardiac issues, joint diseases, and bone regeneration.

This review discusses methotrexate's use in dermatology and its mechanisms, pharmacokinetics, dosing, side effects, interactions, and emphasizes the need for further research into optimizing therapy and predicting adverse events.

This study observed potential racial and gender differences in methotrexate side effects among uveitis patients, noting gastrointestinal issues were more common in males and Caucasians, while African Americans experienced more hair loss.

This review describes the unique pharmacological profile and clinical applications of pegylated liposomal doxorubicin, emphasizing its role in Kaposi's sarcoma and recurrent ovarian cancer, but reports no new clinical results.

This study found that oral administration of l-cystine with vitamin B6 effectively prevents environmental cigarette smoke-induced alopecia in mice by reducing hair bulb cell apoptosis.

This review discusses the enhanced permeability and retention (EPR) effect as a mechanism for targeted drug delivery in cancer therapy and reports no new clinical results.

In this study, researchers developed a new prostate cancer imaging agent, a [99m Tc]tricarbonyl complex derived from finasteride, which demonstrated high radiochemical purity and significant uptake in the prostate of a rat model, suggesting its potential for noninvasive prostate cancer imaging.

This paper offers a detailed overview of B vitamins, detailing their importance for energy, cognition, and metabolism, conditions leading to their deficiencies, symptoms of deficiencies, and the foods rich in these essential nutrients.

Intermittent iron and nutritional supplements can help reduce hair loss.

This review explores the diverse roles of rosemary, covering its nutritional and medicinal uses, cosmetic and pharmaceutical applications, and evaluates various extraction methods, with a focus on sustainable practices and commercial prospects.

This article suggests that modern lifestyle changes, including diet, stress, and chronic anti-inflammatory medication use, may disrupt the natural process of inflammation resolution, increasing vulnerability to chronic disease.

This article reviews the use of various treatments for alopecia and their potential impact on COVID-19 outcomes, emphasizing the importance of patient registries in generating real-world evidence; it reports no new results.

Lupus is a complex disease that requires personalized treatment because it varies greatly between individuals.

The document concludes that the exact way alcohol causes harm to fetal development is unknown, but it significantly affects nutrient transport to the fetus and a safe level of alcohol during pregnancy is not determined.

This review emphasizes the need for comprehensive guidelines to address the cardiometabolic and psychological features of polycystic ovary syndrome, alongside its reproductive aspects, and reports no new results.