Key takeaways: Dopamine is a monoamine neurotransmitter derived from tyrosine that regulates movement, reward, memory, attention, sleep, and prolactin, driving both motion and emotion. Too much dopamine can cause tics, euphoria, hallucinations, psychosis, and tics/Tourettes, while too little is linked to Parkinsons, anhedonia, low motivation, and reduced movement
The peptide that does penetrate stays mostly local, limiting systemic effects
Being anti-oxidants, vitamins C and E may theoretically play a role in neuroprotection by decreasing glutamate-mediated excitotoxicity and interfering with SN oligomerization (Kocot et al
While all groups experienced some decline in FEV1 over 52 weeks, the 25-mg dose limited this decline to just 24 mL compared to 62 mL with placebo, a difference that reached statistical significance ( 6.1.3.3 Safety profile and tolerability Throughout the 52-week treatment period, brensocatib demonstrated a reassuring safety profile