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.
33 citations
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June 1995 in “International journal of legal medicine” Environmental factors can greatly reduce drug levels in hair.
4 citations
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May 2020 in “Journal of the American Academy of Dermatology” HS patients rarely see dermatologists, often get opiates, and need better care.
69 citations
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October 2013 in “Journal of Clinical Psychopharmacology” Naltrexone did not significantly reduce hair pulling but improved cognitive flexibility.
111 citations
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August 1998 in “Journal of Investigative Dermatology” μ-opiate receptors in skin cells may affect skin health and healing.