China clinics pushing “PT88/PT66 / SP88/SP66 mesotherapy ampoules” + I have seb derm — anyone heard of this / any evidence?
    Research/Science 12/30/2025

    From the encyclopedia
    Finasteride →

    Popular 5-alpha reductase inhibitor that lowers DHT, taken as a pill or used topically

    Minoxidil →

    Vasodilator used on the scalp and, at low doses, as a tablet

    At a glance
    In this question or advice post, the primary subjects mentioned are
    💊 Finasteride (oral) every other day 18 months
    💧 Minoxidil (topical) once daily 6 months
    • Selenium sulfide (wash) every other day 3 months
    💊 Doxycycline (oral) 100mg daily or 50mg BID daily 10 days
    • PT88/PT66 or SP88/SP66 (mesotherapy) 7–10 day interval 3 months
    the tone is 😐 neutral.

    Other terms

    The user is exploring hair loss treatments in China, currently using finasteride and minoxidil, and is concerned about seborrheic dermatitis. Clinics are recommending selenium sulfide, doxycycline, and mesotherapy ampoules like PT88/PT66 or SP88/SP66, but the user is unsure about their effectiveness.
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