No doctor can prescribe it and no pharmacy can legally fill it
Ongoing Monitoring Regular check-ins, dose adjustments, side effect management, and progress tracking at every visit
You should contact your GP if: You have been found to have elevated B12 levels on blood tests, particularly if levels exceed 1000 ng/L (approximately 740 pmol/L, though laboratory reference ranges vary) and you are not taking high-dose supplements You develop new symptoms after starting B12 supplementation, including persistent skin rashes, significant gastrointestinal disturbance, or unexplained symptoms You have underlying liver disease, kidney problems, or blood disorders and are considering B12 supplementation You are taking B12 supplements without medical supervision and have not had your levels checked, particularly if taking doses exceeding 2000 micrograms daily You experience symptoms that might indicate underlying disease, such as unexplained weight loss, persistent fatigue, jaundice, or abdominal swelling Call 999 or go to A&E if you develop severe allergic reactions following B12 injections, including difficulty breathing, facial swelling, or widespread rash, as these may indicate anaphylaxis, though this is extremely rare
Listen to your body, preferences shift dramatically during peak nausea weeks
For individuals with type 2 diabetes, Semaglutide can lower the risk of major cardiovascular events, offering a dual benefit of blood sugar control and heart health protection
1 injection per week on the same day each week Injected just under the skin in the stomach, thigh, or upper arm Many people report it becomes routine within the first few weeks Dose often increases gradually over time until the maintenance dose is reached Taken once each morning Must be taken on an empty stomach with no more than 4 ounces of plain water Wait at least 30 minutes before eating, drinking coffee or anything else, or taking other oral medications That 30-minute window matters because the pill is absorbed through the digestive tract and is more sensitive to food and drink
