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2 / 2 resultslearn Cetirizine
popular antihistamine showing promise for hair loss as an anti-inflammatory and prostaglandin inhibitor
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5 / 1000+ resultsresearch Effect of the 5α-Reductase Enzyme Inhibitor Dutasteride in the Brain of Intact and Parkinsonian Mice
Dutasteride may protect the brain in early Parkinson's disease.

research The 5-Alpha Reductase Inhibitor Finasteride Reduces Dyskinesia in a Rat Model of Parkinson’s Disease
Finasteride reduces movement issues in Parkinson's disease rats.

research Steroid 5α-Reductase 2 Deficiency Leads to Reduced Dominance-Related and Impulse-Control Behaviors
Mice lacking steroid 5α-reductase 2 show less aggression and better impulse control.
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research Prostaglandin D2 Inhibits Wound-Induced Hair Follicle Neogenesis Through the Receptor Gpr44
Prostaglandin D2 blocks new hair growth after skin injury through the Gpr44 receptor.
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research Expression Level of Prostaglandin D2 Receptor 2 Regulates Hair Regression
Higher levels of the DP2 receptor may lead to hair loss.
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5 / 21 resultscommunity What else is good. Besides the big 3.
Key treatments for hair preservation include minoxidil, finasteride/dutasteride, and microneedling, with additional options like specific shampoos, oils, biotin, zinc, tretinoin, clascoterone, and low-level laser therapy. Maintaining a healthy lifestyle, reducing stress, and addressing nutrient deficiencies can also support hair health.
community People who apply peppermint oil, rosemary… how frequent?
The conversation is about the frequency of applying peppermint oil and rosemary for hair loss and what carrier oil is best to use. People are sharing their results from using these treatments.
community Horrible news, Stemson Therapeutics has shut down
Stemson Therapeutics has shut down, disappointing those seeking a hair loss cure. Current treatments like minoxidil, finasteride, and dutasteride are discussed, with some users experiencing side effects and exploring alternatives like PP405.
community Still not sure why men think diet has nothing to do with hair loss when scientific is quite the opposite [Link]
Diet can influence hair health, but male pattern baldness (MPB) is primarily genetic. Treatments discussed include Minoxidil, finasteride, and RU58841.
community Zyrtec (Cetirizine) antihistamine for hair growth compared to Minoxidil NIH study
The conversation discusses the potential of topical cetirizine (Zyrtec) for hair growth in comparison to minoxidil, noting cetirizine's ability to reduce prostaglandin D2, which inhibits hair growth. Users share mixed experiences with cetirizine for allergies and scalp health, and there's a mention of the risk of dementia with long-term antihistamine use.