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This review discusses complications from hyaluronic acid filler treatments and explores their causes, presentation, and possible treatment guidelines, without presenting new results.

This review discusses various microneedle technologies for long-acting drug delivery, highlighting design considerations and challenges in bringing these minimally invasive devices to market, but it reports no new clinical results.

This review discusses the use of anabolic-androgenic steroids in sports and outlines current methods for detecting urinary steroid doping, particularly testosterone, but reports no new experimental findings.

This case report describes a patient self-injecting facial fillers, highlighting common complications that can mimic oral cancer, leading to diagnostic challenges and economic implications for the National Health Service.

This article highlights adverse skin reactions due to injectable therapies for MS, noting that while generally mild, some cases can progress to serious lesions requiring medical intervention.

This study concluded that the pharmacy in Venâncio Aires complies with Good Manufacturing Practices, as significant microbial growth was only found in Paracetamol samples, while other materials showed no or insignificant growth.

This review discusses the potential of silk fibroin-based injectable hydrogels as next-generation biomaterials for regenerative medicine, exploring their therapeutic advantages, challenges, and future clinical applications.

The document concludes that there are still unknowns about the effectiveness, risks, and detection of performance-enhancing drugs, and doping remains a challenge.

In this systematic review, researchers found that injectable therapies, including agents like dutasteride and multivitamin formulations, may offer cosmetic benefits for androgenetic alopecia; however, evidence is limited by small study sizes, varied methods, and short follow-up periods, necessitating standardized trials for routine use recommendations.

This review discusses transdermal drug delivery using hydrogel-forming microneedles and highlights their potential and challenges for clinical application, but it reports no new clinical findings.

This study found that the newly developed microarray patches for intradermal delivery of finasteride showed high drug content and significantly improved skin deposition compared to existing methods.

This manuscript explores the development and future potential of injectable biomimetic gels in biomedical applications, highlighting their promise in wound healing and tissue regeneration, while also acknowledging challenges like mechanical durability and scalable production still persist.

In this study, researchers developed microparticle-embedded gas-propelled microneedles that showed higher drug loading and transdermal delivery efficiency compared to traditional microneedles.

This article reviews the contraceptive agent Depo-Provera, discussing its effectiveness, potential side effects, and safety concerns, but reports no new clinical results.

This review highlights the potential of microneedles as a low-cost, well-tolerated method for transdermal drug delivery in dermatology, though further research is needed to establish their clinical efficacy.

The study found that cyproterone acetate could be released over 15 days using coconut oil mixed with certain wax inhibitors, though further safety studies are needed.

In this study, pegylated interferon alfa-2b injections led to local cutaneous reactions, including cutaneous necrosis, in patients with hepatitis C and chronic myelocytic leukemia, requiring dose modifications or treatment withdrawal in some cases.

This study developed and validated a high-resolution mass spectrometry method to screen for prohibited substances and analyze six endogenous steroids in urine according to World Antidoping Agency requirements, demonstrating its effectiveness for antidoping analysis.

This source reports that intradermal injection treatments may offer more effective solutions for androgenetic alopecia compared to other modalities, although effectiveness can vary among patients.

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 literature review of hormonal implants in Brazil highlights their expanding usage beyond contraceptive and hormone replacement purposes, noting aesthetic desires like muscle mass gain. However, significant side effects such as cardiovascular events and psychological complications are frequently reported, potentially outweighing the benefits.

New drugs for Alzheimer's and rheumatoid arthritis advanced, a Zika vaccine is in development, and there were business deals in anesthesia and oncology.

This case report describes two transgender men using subdermal testosterone pellets for gender affirmation, finding they tolerated the treatment, but one returned to injections; firm conclusions on pellets' suitability require further study.

This study found that finite element analysis-guided design improved bubble microneedles' controlled tip separation and insertion strength, supporting effective transdermal and sublingual drug delivery.

This study found that intracutaneous injections of nandrolone phenylpropionate specifically induced local epidermal thickening and increased sebaceous gland volume in female hairless hamsters, independent of a dermal inflammatory response.

This case study describes a severe instance of iatrogenic Cushing's syndrome induced by gamma-hydroxybutyric acid, exacerbated by combined use of betamethasone and anabolic steroids, in an HIV-positive patient on cobicistat-containing therapy.

This review highlights that injectable biostimulatory agents like poly-L-lactic acid, polycaprolactone, and calcium hydroxyapatite are effective in regenerative aesthetics by enhancing collagen production, stimulating adipogenesis, and improving dermal quality, although further research is needed to standardize protocols and confirm long-term safety and efficacy.

This study describes the development of microneedle array patches for finasteride that released the drug over 7 to 14 days in vitro, suggesting a potential alternative to oral treatments for long-term management of benign prostatic hyperplasia and androgenic alopecia.

This paper contains author contact information and disclosures without reporting new research findings or results.