5.1 Mechanism of intranasal delivery Since William Frey II proposed intranasal administration in 1991 (Frey, 1991), this technique has emerged as a novel, non-invasive delivery system, bypassing the BBB and the systemic first-pass effect, allowing rapid onset of action
Its mechanisms include modulation of neurotransmitter signaling that promotes slow-wave activity, reduction of nighttime cortisol and stress hormone interference with sleep architecture, and support for the timing and depth of the sleep cycle itself
After the peptide has dissolved, check the clarity of the liquid and look for any particles
Anticraving medications for relapse prevention: a possible new class of psychoactive medications
Understanding how it works can help you save money on prescriptions, too