33 citations,
June 1995 in “International journal of legal medicine” Environmental factors can greatly reduce drug levels in hair.
18 citations,
March 2016 in “Cosmetics” Telogen Effluvium is a condition causing excessive hair loss due to stress, illness, drugs, or hormonal changes, and can be treated with specific products or naturally resolves after 3-4 years.
16 citations,
August 2000 in “Il Farmaco” Men have more tryptophan in their hair than women, and it increases with age and is higher in darker and grey or white hair.
7 citations,
January 2019 in “Journal of Analytical Toxicology” Tramadol and THC-COOH can be detected in hair for several months after stopping use.
5 citations,
December 2011 in “Springer eBooks” 4 citations,
July 2023 in “Pharmaceutics (Basel)” Nanoparticle-based drug delivery to hair follicles is more effective when tested under conditions that match skin behavior.
4 citations,
February 2022 in “Journal of Pharmaceutical and Biomedical Analysis” The conclusion is that a new method can measure caffeine and drugs in hair, finding caffeine abusers have 70 times more caffeine than normal, with a proposed cut-off value for abuse.
4 citations,
August 2021 in “Biomedicine & Pharmacotherapy” 5-alpha reductase inhibitors, like finasteride and dutasteride, may cause depression, but more research is needed to understand why.
3 citations,
June 2023 in “Medicines” Some antiseizure medications can cause reversible hair loss, with valproate, lamotrigine, and carbamazepine being the most common.
2 citations,
August 2023 in “Ecotoxicology and environmental safety” Vitamin A helps rabbit skin cells grow and survive heat stress.
2 citations,
May 2023 in “International Journal of Molecular Sciences” Gene expression in hair follicles can help diagnose methamphetamine use disorder.
2 citations,
January 2018 in “Indian Journal of Psychiatry/Indian journal of psychiatry” Methylphenidate can cause hair loss, which stops when the drug is discontinued.
1 citations,
January 2024 in “Journal of the American Pharmacists Association” Transgender and gender-diverse adults on hormone therapy often face drug-hormone interactions, especially with multiple psychotropic medications.
1 citations,
March 2023 in “Nutrients” The conclusion is that obesity should be managed with a slow, balanced approach to diet and exercise, with medication and surgery as additional options, and education and access to care are important.
1 citations,
January 2013 in “Advanced Biomedical Research” Men with more severe hair loss had a lower risk of schizophrenia, but hair loss and testosterone levels were not linked.
February 2024 in “Brain research bulletin” Blocking androgen activity in newborn rats affects body weight and appetite-related hormones differently in males and females.
July 2023 in “Drug testing and analysis (Print)” Homemade hair treatments can significantly lower drug levels in hair, possibly causing false-negative drug tests.
October 2022 in “Frontiers in Endocrinology” New tools show that in fish, NPY increases feeding and somatostatin decreases it.
A man wrongly believed he had parasites, showing that delusional infestation can affect men and is often linked with other psychiatric issues, but can be treated with antipsychotics.
October 2020 in “Authorea (Authorea)” Men and women react differently to opioids, with hormones potentially influencing these differences.
June 2024 in “Regenerative Therapy” Exosomes from stem cells may help rejuvenate skin and regrow hair, but more research is needed.
April 2024 in “JCEM case reports” A man's breast enlargement from low-dose finasteride for hair loss didn't go away, even with treatment, and might be more common than reported.
April 2007 in “CRC Press eBooks” Certain vitamins in wrong amounts, alcohol abuse, metals, and other toxins can cause serious brain and nerve damage.
January 2023 in “Pharmaceutics” AA–TF#15 significantly promotes hair regrowth and could be an effective treatment for androgenic alopecia.