Sexual health peptide protocols — PT-141 (bremelanotide) and kisspeptin. Dose ranges, timing, onset, duration, side effects, and reconstitution guidance.
Sexual-health peptides act centrally rather than vascularly. PT-141 (bremelanotide) is a melanocortin receptor agonist studied for libido in both sexes, typically dosed subcutaneously 45 minutes to several hours before activity, with nausea and transient flushing as the most commonly reported effects.
Protocols covered: PT-141, Kisspeptin, Melanotan II.
PT-141: 0.5 – 2 mg, As needed (1–2 hours before). Cycle: As-needed only; max 8 doses per month per FDA guidelines. Kisspeptin: 1 – 5 nmol/kg, Protocol-dependent (clinical use). Cycle: Research compound; typically single-dose or short-term. Melanotan II: 100 – 500+ mcg, Loading then weekly maintenance. Cycle: Loading 2–4 weeks, then maintenance 1–2×/week.