glp-1 receptor antagonist agonists show promise in treating substance use disorders GLP-1 Receptor Agonists Explained for

Wegovy both once-weekly needle injections and daily pills

GLP AI tracks protein with targets tuned for GLP-1 users who eat less and need every gram to count

Seek urgent medical attention (contact 111 or attend A&E) if you develop: Severe, sudden-onset headache ("thunderclap" pattern) unlike any previous headache Headache with fever, rash, or altered consciousness Persistent vomiting preventing fluid intake or medicine absorption Visual changes including double vision, blind spots, or temporary vision loss Signs of severe dehydration (dark urine, dizziness on standing, reduced urination) Symptoms suggesting pancreatitis (severe upper abdominal pain radiating to the back) Symptoms suggesting gallbladder problems (right upper abdominal pain, fever, yellowing of skin/eyes) Your healthcare provider needs to assess whether headaches represent a straightforward medicine side effect or indicate a more complex issue

And for those receiving the B12-containing formulation, our article on what color tirzepatide with B12 should be explains why some vials have a slight pink or red tint

Please talk with your doctor about the risks and side effects before starting any GLP-1 medication

However, Novo Nordisk, Ozempics manufacturer, released results from two clinical trials in November 2025 that showed that taking an oral GLP-1 didnt slow disease progression among people with Alzheimers compared to those who took a placebo