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    GlossaryPrimary Amenorrhea

    condition where menstruation hasn't started by age 15

    Primary Amenorrhea is a medical condition where a person with female reproductive organs has not started menstruating by the age of 15 or within five years of the onset of puberty. This can be due to various factors, including genetic abnormalities, hormonal imbalances, or structural issues with the reproductive organs.

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      learn Latanoprost

      glaucoma medication with hair follicle stimulant effects

      learn Tretinoin

      the gold standard retinoid in dermatology that's also helpful for hair regrowth alongside Minoxidil

      learn Castor oil

      a traditional, natural remedy touted for promoting scalp health and hair growth

      learn Bicalutamide

      a nonsteroidal anti-androgen, most commonly used orally for women

    Research

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      An Unusual Cause of Primary Amenorrhea

      research An Unusual Cause of Primary Amenorrhea

      May 2021 in “Journal of the Endocrine Society”
      The 18-year-old girl likely has a condition called müllerian agenesis, which caused her to not have a uterus and experience no menstrual periods.
      A 14-Year-Old Female with Primary Amenorrhea

      research A 14-Year-Old Female with Primary Amenorrhea

      April 2020 in “Journal of the Endocrine Society”
      A 14-year-old girl with no menstrual period was diagnosed with Swyer Syndrome and treated for a related cancer risk.
      Current Evaluation of Amenorrhea

      research Current Evaluation of Amenorrhea

      30 citations, July 2004 in “Fertility and Sterility”
      Amenorrhea is when a woman doesn't have periods, with primary amenorrhea starting by age 15 or within five years of breast development, and secondary amenorrhea when periods stop for three months. It affects 3-4% of women not pregnant, breastfeeding, or in menopause, mainly due to polycystic ovary syndrome, hypothalamic amenorrhea, hyperprolactinemia, and ovarian failure.

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      community GT20029 China Phase II Trial For AGA Reached Primary Endpoint

      in Research/Science  134 upvotes 8 months ago
      The GT20029 tincture, a topical androgen receptor degrader, showed significant hair growth and good safety in a China Phase II trial for male androgenetic alopecia (AGA), with the 1% dose twice weekly identified as optimal. The company plans to initiate Phase III trials in China and Phase II in the U.S., and the treatment also shows promise for acne.

      community We need to keep these snake oil companies accountable.

      in Treatment  121 upvotes 7 months ago
      Biotin is being misleadingly marketed as a primary treatment for androgenic alopecia, overshadowing more effective treatments like finasteride and minoxidil. There is a call for increased awareness and accountability to prevent misinformation.

      community I love Costco. Fin is less than $3 per month without insurance.

      in Finasteride/Dutasteride  128 upvotes 10 months ago
      The conversation discusses the affordability of finasteride for hair loss treatment, with users sharing that it can be obtained for less than $3 per month at Costco without insurance, and the cost can be further reduced by getting a year's prescription at once. Some users also mention getting prescriptions from their primary care physician or online services.