142 citations
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March 2019 in “Frontiers in Cellular Neuroscience” The document concludes that adenosine receptor agonists have potential for treating various conditions, but only a few are approved due to challenges like side effects and the need for selective activation.
Certain short peptides can increase root hair growth in tobacco plants.
3 citations
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March 2022 in “Research journal of pharmacy and technology” Parsley contains compounds that might be good for treating hair loss.
46 citations
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May 1991 in “British Journal of Dermatology” Heparin can inhibit hair growth in mice when injected.
17 citations
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April 2006 in “Brain Research” 5α-reduced neurosteroids may help regulate glial cell differentiation.
Nanozymes can restore hair growth by fixing peroxisomal function.
January 2017 in “The American Pharmacists Association eBooks” January 2017 in “The American Pharmacists Association eBooks” 
7 citations
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January 1982 in “Acta agriculturae Scandinavica” Mink use L-methionine and L-cystine slightly better than natural amino acids for hair growth, but D-methionine is not effective.
32 citations
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March 2009 in “AAPS PharmSciTech” 
7 citations
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December 2015 in “Experimental Dermatology” Sh-Polypeptide 9 may be better than minoxidil for hair growth and protection against damage.
1 citations
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November 2010 in “Anticancer Research” Finasteride and dutasteride both increase chromogranin A levels similarly.
8 citations
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March 2017 in “Experimental Dermatology” Finasteride helps female-pattern hair loss.
October 2012 in “Sax's Dangerous Properties of Industrial Materials” 
72 citations
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January 2011 in “Current Pharmaceutical Design” S5αR inhibitors might help treat schizophrenia and other mental disorders but need more research.
10 citations
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February 2013 in “PLoS ONE” Neprilysin is important for hair growth regulation.
August 2013 in “Circulation Research” Finasteride reduces heart enlargement and improves heart function.
Blocking 5α-reductase can reduce sleep deprivation-related behavioral issues in rats.
47 citations
,
July 2014 in “European Journal of Pharmaceutics and Biopharmaceutics” Scientists created a gel with nanoparticles to deliver medicine to hair follicles effectively.
4 citations
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March 2018 in “Journal of labelled compounds & radiopharmaceuticals” A new compound was effective for imaging prostate cancer in rats.
June 2014 in “Belarusian State Pedagogical University repository (Belarusian State Pedagogical University)” Progesterone and its metabolites can prevent seizures without major side effects.
16 citations
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January 2012 in “Asian pacific Journal of Tropical Biomedicine” The herbal cream was found to be a safe and effective alternative for hair growth, similar to minoxidil.
Suppressing ODC activity reduces tumor growth in hair follicles.
2 citations
,
May 2022 in “Advanced therapeutics” A new microneedle system effectively delivers a vasodilator to hair follicles, promoting hair growth better than current treatments.
March 2014 in “Oxford University Press eBooks” Fludalanine failed as an effective oral antibiotic despite efforts.
16 citations
,
August 2014 in “Archives of Pharmacal Research” Special nanoparticles increased skin absorption of hair loss treatments with fewer side effects.
Avicennia marina extract and avicequinone C can potentially promote hair growth and treat hair loss by interfering with hair loss mechanisms and boosting growth factors.
7 citations
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September 1997 in “PubMed” 15 citations
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July 2009 in “Biomedical Chromatography” A reliable method was developed to measure aristolochic acid-I in rat blood.
January 2005 in “Вестник Оренбургского государственного университета” Minoxidil combined with ATRA boosts hair growth better than minoxidil alone.