July 2023 in “Drug testing and analysis (Print)” Homemade hair treatments can significantly lower drug levels in hair, possibly causing false-negative drug tests.
3 citations
,
February 2018 in “Australian Veterinary Journal” Veterinarians could test positive for ketamine from work exposure, not just substance abuse.
December 2011 in “Thorax” People from iodine-deficient areas are more likely to develop hypothyroidism when treated for multi-drug resistant tuberculosis.
January 2022 in “International Journal of Science and Research (IJSR)” Certain medications can cause hair loss, which varies in severity and can be treated with specific drugs.
63 citations
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August 1996 in “Forensic Science International” Cosmetic treatments like bleaching and perming can greatly reduce opiate levels in hair, possibly leading to false-negative drug tests.
15 citations
,
January 2008 in “Annales de Toxicologie Analytique” Hair test results can be misleading due to contamination, so they shouldn't be used alone to determine drug use.
10 citations
,
January 2013 in “International Journal of Research in Pharmaceutical Sciences” The herbal microemulsion was safe and more effective at controlling hair loss than a standard product.
5 citations
,
October 1984 in “The BMJ” Up to 50% of scalp hair can be lost before it appears thin, and treatment is only needed for hair loss caused by diseases or deficiencies.
3 citations
,
March 2023 in “Scientific Reports” Researchers developed a new method to test hair growth drugs and found that adult cells are best for hair growth, but the method needs improvement as it didn't create mature hair follicles.
A new method allows for controlled, long-lasting delivery of retinoic acid through the skin with less inflammation.
1 citations
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October 2013 in “Expert Review of Dermatology” Diagnosing alopecia areata is challenging and requires careful examination and various tests to distinguish it from other hair loss types.
32 citations
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October 2009 in “Dermatology” Telogen effluvium is a hair loss condition with acute cases resolving quickly and chronic cases potentially lasting longer, sometimes requiring treatment.
56 citations
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August 2019 in “Clinical, Cosmetic and Investigational Dermatology” The document concludes that Telogen Effluvium is a hair loss disorder that can be assessed with the modified wash test and may be treated with clobetasol foam, with patient management being important.
5 citations
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October 2014 in “Scottish medical journal” Nitrofurantoin may cause sub-acute cutaneous lupus erythematosus.
January 2025 in “RSC Advances” The new delivery method for finasteride using nanoparticles may improve hair growth without skin issues.
29 citations
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October 2012 in “Anais Brasileiros De Dermatologia” Diagnosing hair loss disorders needs clinical, dermoscopic, and histological differences, and checking menstrual cycle, weight changes, drug therapy, and nail changes.
April 2024 in “Journal of cosmetic dermatology” Minoxidil is less effective on eyebrows and eyelashes than scalp hair because these areas have lower enzyme activity needed to activate the drug.
September 2001 in “Emergency Medicine News” Hair testing is effective for detecting long-term drug use.
Hair test results can be misleading due to external contamination, so they shouldn't be used alone to assess long-term drug use.
2 citations
,
February 2025 in “Journal of Nanobiotechnology” Modified frameworks with stearic acid enhance drug delivery and promote hair growth.
31 citations
,
July 2022 in “Advanced healthcare materials/Advanced Healthcare Materials” A drug-free microneedle patch significantly promotes hair growth and prevents infections.
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.
28 citations
,
September 2019 in “International Journal of Nanomedicine” Minoxidil nanoparticles can potentially be a more effective treatment for hair growth than current treatments.
3 citations
,
January 2014 Green tea extract hair tonic is stable at room temperature, promotes hair growth better than minoxidil, and is safe for use.
March 2024 in “International journal of pharmaceutical sciences and drug research” Androgenetic alopecia is influenced by various factors and can be treated with medications, procedures, and non-drug methods.
33 citations
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January 1996 in “CRC Press eBooks” Various techniques help study skin conditions and test drug effects.
June 2026 in “BMC Biotechnology” The new model mimics hair loss and helps test treatments.
September 2012 in “Turkish Journal of Dermatology” Erythema multiforme-like lesions can occur in lupus without drug use or herpes infection.
May 2023 in “Journal of contemporary medicine” Using Favipiravir, a COVID-19 treatment drug, likely doesn't cause hair loss.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” The model can effectively test gene functions and drug responses in human skin.