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    GlossaryTeratogenicity

    ability of a substance to cause birth defects

    Teratogenicity refers to the ability of a substance to cause birth defects or developmental malformations in a developing embryo or fetus. This can occur when a pregnant woman is exposed to certain drugs, chemicals, or environmental factors that interfere with normal fetal development, potentially leading to physical or functional abnormalities in the newborn.

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      community I’m considering stopping finasteride

      in Finasteride/Dutasteride  157 upvotes 3 months ago
      The user is considering stopping finasteride due to depression, anxiety, and difficulty building muscle, despite its effectiveness in stopping hair loss. Suggestions include reducing the dose, switching to topical solutions, or consulting a doctor for alternatives like dutasteride or RU58841.

      community Androgenetic alopecia is a skin disease: DHT-mediated skin disorders

      in Research/Science  62 upvotes 2 years ago
      Dihydrotestosterone (DHT) impacts various skin conditions, including Androgenetic alopecia and seborrheic dermatitis, by causing overactivity in sebaceous glands. Topical medications Tacrolimus and Clobetasol can reduce these inflammatory conditions, and treatments like RU58841, Minoxidil, and Finasteride may also be beneficial.

      community Physician here AMA – 30M oral Fin 1-1.25 mg daily

      in Update  47 upvotes 3 years ago
      Hair loss treatments, specifically the use of finasteride, microneedling and potentially oral minoxidil. People discussed their experiences with finasteride, its effects on sexual behaviors, as well as potential solutions such as tadalafil or using other growth factor signal peptides for hope in curing male pattern baldness.

      community Anagenic is trying to compound Gt20029

      in Treatment  58 upvotes 3 years ago
      The conversation discusses concerns that Anagenic's version of GT20029 might not be as effective or safe as Kintor's, with comparisons to issues faced by pyrilutamide. The chemical structure of the drug has been published.

      community RU58841 and impact onmale fertility?

      in Chat  2 upvotes 1 year ago
      The conversation is about the potential impact of RU58841 on male fertility, specifically regarding sperm concentration, total count, and motility. The user is curious about the likelihood of RU58841 reducing fertility based on its mechanism of action and comparisons to similar substances.

      community Heads up for guys with pregnant wives.

      in Finasteride/Dutasteride  3 upvotes 1 week ago
      Finasteride and dutasteride are not considered safe during pregnancy, with some users suggesting caution and others sharing personal experiences of no issues. The general consensus is to avoid these medications during pregnancy to prevent any potential risks.

      community Pregnancy Ru58841. Girlfriend unintentionally impregnated

      in Research/Science  6 upvotes 1 year ago
      A user stopped using RU58841 after discovering their girlfriend's unplanned pregnancy, expressing concern about potential harm to the baby. Others advised consulting a doctor, waiting for health scans, and considering switching to oral finasteride or natural supplements like saw palmetto.

      community Conceived on low dose topical fin (.025%), anyone else?

      in Finasteride/Dutasteride  6 upvotes 1 month ago
      A user expressed concern about using low-dose topical finasteride while conceiving, but was reassured that the risk of affecting a fetus is negligible. The user stopped using finasteride during pregnancy and switched to minoxidil and ketoconazole, while others shared experiences and advice on using these treatments safely.

      community Had a son while being on FIN, MUST READ

      in Finasteride/Dutasteride  619 upvotes 2 years ago
      A user shared his experience of having two healthy children while continuously using finasteride (Fin) for hair loss, challenging fears about its potential impact on fetal development. The discussion that followed included various perspectives, with some users sharing similar experiences, others expressing concerns about potential risks, and some emphasizing the need for more substantial evidence before drawing conclusions.

      community Finasteride and fertility

      in General  27 upvotes 11 months ago
      Finasteride's impact on fertility is discussed, with users sharing experiences of conceiving while on the medication. Concerns about long-term safety are also mentioned.

      community GT20029 - Promising phase II results

      in Research/Science  16 upvotes 1 year ago
      GT20029 showed significant hair growth and safety in phase II trials, with no adverse sexual events. Users are hopeful but concerned about future costs and systemic effects.

      community Fresh off the press: Dutasteride may cause chronic infertility

      in Research/Science  643 upvotes 1 year ago
      Dutasteride may cause chronic infertility by reducing semen volume and motility, with concerns about irreversible prostate fibrosis. Users consider switching to finasteride or using treatments like minoxidil and microneedling, weighing hair preservation against fertility.

      community Study: You can safely conceive on Dutasteride

      in Research/Science  95 upvotes 11 months ago
      Dutasteride is considered safe for conception, with semen concentrations being too low to cause harm. Users discuss switching between dutasteride and finasteride, with some experiencing side effects like acne and heart issues, and advice is given to maintain a consistent treatment regimen.

      community Trestolone (MENT) as a nuclear treatment

      in Treatment  99 upvotes 3 years ago
      Experimenting with trestolone as a treatment for hair loss in an attempt to avoid DHT-related treatments such as finasteride and dutasteride, and discussing the potential effects of its receptor selectivity on the androgen receptors in the scalp.

      community 5ARI (dutasteride) Associated with Adverse Metabolic Effects

       23 upvotes 8 years ago
      Dutasteride is associated with increased blood glucose, HbA1c, LDL cholesterol, and liver enzyme activity, potentially leading to diabetes, NAFLD, and liver metabolism changes. The conversation highlights concerns about these adverse effects and calls for more studies, including on finasteride.

      community PP405 2a study was a safety study. Some rational explaining.

      in Research/Science  22 upvotes 7 months ago
      The conversation discusses the safety study of PP405, emphasizing that early trials focus on safety rather than efficacy, and that any efficacy data from such a short study should be viewed skeptically. It also highlights that the information released is primarily for securing funding, and that meaningful efficacy results are expected in later phases.

      community Dutasteride causing us to have… girl babies?

      in Finasteride/Dutasteride  26 upvotes 2 years ago
      User Kylo313 used dutasteride for 20 years and had two daughters, questioning if dutasteride affects the likelihood of having male vs female children. Replies mostly request hairline photos and discuss anecdotal experiences, with some suggesting correlation doesn't imply causation and that gender determination isn't affected by dutasteride.

      community Haunting study is making me considering cycling fin/dut

      in Research/Science  158 upvotes 8 months ago
      Concerns about the long-term effects of dutasteride and finasteride on fertility, with discussions on cycling these medications to mitigate risks. The conversation highlights skepticism about study methodologies and the importance of weighing treatment risks against potential fertility issues.

      community Pp405 phase 2a clinical results

      in Research/Science  38 upvotes 9 months ago
      PP405 shows initial promise for treating androgenetic alopecia, with safety confirmed in early trials, but skepticism remains due to limited data. Further trials are needed to determine its true efficacy and potential market impact.

      community DUT Risk profile for having kids?

      in Finasteride/Dutasteride  5 upvotes 2 years ago
      The user has been using a hair loss treatment including oral Minoxidil, topical Minoxidil with Tretinoin and Finasteride, and is considering adding Dutasteride but is concerned about the potential side effects and risks regarding fertility. A reply suggests that having children while on these medications should be fine, advising to avoid letting the partner come into contact with the drugs.

      community GT20029. Kintor Pharma’s Product

      in Research/Science  12 upvotes 3 years ago
      The conversation discusses GT20029, a compound by Kintor Pharma that degrades androgen receptors and is in trials, with potential as a hair loss cure. Another promising treatment mentioned is an antibody that blocks prolactin and has shown positive results in macaques.

      community Finasteride and fertility. Personal report.

      in Finasteride/Dutasteride  829 upvotes 1 year ago
      Finasteride can affect sperm quality, but fertility usually returns after stopping it, as shown by a user who conceived four months after discontinuation. Some users successfully conceive while on finasteride, though some prefer to pause its use to minimize risks.