Last reviewed: June 30, 2026 Last updated: June 30, 2026 Written by: Jay Hastings, CEO of PlexusDx Jay Hastings is the CEO of PlexusDx, a precision health company focused on genetic testing, blood biomarker insights, and personalized wellness recommendations
Who Should Consider Oral vs Injectable?# Oral may be preferred for: Patients with needle phobia or injection anxiety Patients who travel frequently Those seeking lower-cost options Patients comfortable with daily dosing First-line therapy before escalating to injectables Injectable may be preferred for: Patients seeking maximum weight loss Those who prefer less frequent dosing (weekly or monthly) Patients who struggle with daily medication adherence Those who need dual or triple agonist mechanisms Conclusion# The oral GLP-1 revolution is well underway
Within the central and peripheral nervous systems (CNS and PNS, respectively) the catecholamines exert their effects as neurotransmitters, in the periphery they do so as hormones
Lancet 2017
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