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      community Being Safe on Oral Minoxidil: tl;dr on the literature.

      in Research/Science  51 upvotes 1 year ago
      Oral minoxidil is effective for hair loss but can cause cardiovascular side effects, such as pericardial effusion, especially in those with genetic predispositions. Starting with low doses and monitoring cardiovascular health are advised to reduce risks.

      community Is oral minoxidil f***ing me up?

      in General  269 upvotes 5 months ago
      Oral minoxidil is causing significant blood pressure fluctuations and increased heart rate, leading the user to consider switching to topical minoxidil and tretinoin. The user plans to consult a cardiologist and is likely to stop using oral minoxidil.

      community Chest pain on Oral minoxidil (18M)

      in Minoxidil  38 upvotes 4 months ago
      An 18-year-old experienced chest pain, headaches, and vomiting after taking oral minoxidil for hair loss. They reduced the dosage, felt better, but experienced sharp chest pain again after increasing it, and are advised to stop the medication and see a doctor.

      community HLT Megathread on HMI-115 (key takeaways in comments)

      in Research/Science  39 upvotes 3 years ago
      HMI-115, a newly discovered hair loss treatment that could potentially be effective for those with diffuse thinning and telogen effluvium. It is based on prolactin receptor antagonist signaling and has already undergone Phase I trials in women, with potential commercialization by 2027.

      community I am fed up, tired and really need your opinion/help.

      in Minoxidil  13 upvotes 4 years ago
      A person experiencing hair loss is using finasteride and considering minoxidil but is worried about side effects like heart palpitations. They seek advice on continuing minoxidil, trying alternatives like microneedling, or considering a hair transplant.

      community Be careful with minoxidil, even if it's just foam.

      in Minoxidil  12 upvotes 1 year ago
      Minoxidil caused side effects like chest pain and tinnitus for the user, leading them to stop using it and consider switching to finasteride with microneedling. Other users shared similar experiences with minoxidil, while some reported no issues, highlighting varied individual reactions.

      community Serious Oral Minoxidil Side Effects

      in Minoxidil  30 upvotes 4 years ago
      A user experienced severe side effects, including heart-related symptoms, after increasing their oral minoxidil dosage to 5 mg, leading them to stop the medication and seek medical advice. Many users advised against high doses of oral minoxidil, suggesting anxiety as a possible cause, and recommended consulting a doctor or switching to topical treatments.

      community RU-58841 Lung Disease Possibility | Chest pain, "heart issues", etc

      in Treatment  22 upvotes 2 years ago
      Some users of RU-58841 report cardiovascular symptoms like heart palpitations and chest tightness, which may be linked to its metabolites causing lung disease. The safety of RU-58841 is uncertain due to lack of long-term data and concerns about product purity, especially from gray market sources.

      community Oral minoxidil hypertension after stopping

      in General  48 upvotes 6 months ago
      The user switched from topical to oral minoxidil (5mg daily) a year ago, saw no improvement, and experienced chest pain and trouble sleeping after stopping. They are considering whether to resume and taper the dosage due to stress and anxiety.

      community Severe Panic Attacks on 1mg Fin: Alternative Options?

      in General  56 upvotes 8 months ago
      The user experienced severe side effects from finasteride, including panic attacks and suicidal thoughts, and is seeking alternative hair loss treatments. They have been using oral finasteride and topical minoxidil.

      community I ingested RU58841 orally to see if its legit

      in Chat  136 upvotes 1 year ago
      A user ingested RU58841 orally and experienced severe heart and breathing issues, requiring emergency medical assistance. They concluded that MV supplements is a legitimate supplier but warned of the serious side effects.

      community Case study: 1mo progress microneedling + minox, no fin.

      in Microneedling  8 upvotes 5 years ago
      A user shared their experience with microneedling and minoxidil for hair loss, avoiding finasteride due to concerns about systemic hormone effects. They reported slight hair regrowth after one month and plan to continue the regimen, noting improvements in skin sensitivity and managing dandruff with anti-dandruff shampoo.

      community Am I microneedling right (only slight redness)?

      in Microneedling  7 upvotes 1 year ago
      Microneedling for hair regrowth, using a 1.0 dermastamp, is discussed with a focus on achieving slight redness without bleeding. Minoxidil is mentioned as an effective treatment when used after dermastamping.

      community Reaction to High Dose Minoxidil After Year of Use

      in Minoxidil  8 upvotes 6 years ago
      A male with early-stage hair loss experienced severe side effects, including sexual dysfunction from finasteride and increased heart rate and fatigue from high-dose minoxidil, leading to discontinuation of both treatments. He is now relying on DHT-blocking shampoos and awaiting new treatments.

      community Am I losing my mind or should I be concerned

      in General  144 upvotes 1 year ago
      The user switched from topical to oral finasteride and minoxidil for hair loss and experienced swelling and sensitivity in the left chest area. They are concerned about these symptoms but noticed improvement after skipping a dose.

      community Is RU558841 actually related to heart issues?

      in Finasteride/Dutasteride  11 upvotes 1 year ago
      RU58841 may cause heart-related side effects like palpitations and chest pain, though evidence is mostly anecdotal. Users report mixed experiences, with some stopping due to side effects and others using it without issues, but concerns about its safety and sourcing remain.

      community Started fin .25mg ED on 9/19/25

      in Progress Pictures  13 upvotes 6 months ago
      The user started taking 0.25mg finasteride daily on 9/19/25, along with using 2% ketoconazole, rosemary oil, and dermastamping. They are hesitant to add minoxidil due to heart palpitations.

      community Have to stop min after 3 years, diagnosed with heart murmur

      in Minoxidil  5 upvotes 1 month ago
      The user must stop minoxidil due to a heart murmur and is considering alternatives like nanoxidil or stemoxydine while continuing dutasteride. Suggestions include adding pyrilutamide and alfatradiol or switching to topical minoxidil at a lower concentration.

      community A scary individual report of RU58841.

      in Research/Science  33 upvotes 1 year ago
      RU58841 caused severe side effects like heart palpitations and shortness of breath, leading the user to stop using it. Minoxidil and finasteride were effective without side effects, while RU58841's safety and effectiveness remain uncertain.

      community Update: Chest discomfort from RU58841

      in Update  35 upvotes 2 years ago
      A user experienced severe chest pains and shortness of breath after using RU58841 for hair loss and was advised by a doctor that blocking androgens can weaken the heart. They decided to continue with finasteride, minoxidil, and a hair transplant instead.