However, lower doses like 2.5 mg become harder to measure accurately because you are working with smaller syringe volumes
References: References:
keep away from light
DOSAGE AND ADMINISTRATION: DOSAGE
From a pharmacological safety perspective, the adverse effect profile of retatrutide based on Phase 1 and Phase 2 clinical trial data (including the NEJM 2023 Phase 2 trial) includes: Gastrointestinal effects: Nausea, vomiting, diarrhoea, and constipation (the most commonly reported side effects in trial participants) Injection site reactions: Redness, swelling, or discomfort at the injection site Cardiovascular effects: Increases in heart rate have been observed in trial participants [21] [22] Hypoglycaemia: Particularly relevant in individuals with diabetes or those taking insulin, sulfonylureas, or other glucose-lowering agents Potential thyroid effects: GLP-1 receptor agonists have been associated with thyroid C-cell changes in rodent studies

These include: Metformin (used for diabetes or PCOS) Proton Pump Inhibitors (used for acid reflux or GERD) H2 Blockers Birth control pills Certain antibiotics If youre taking these medications long-term, particularly in combination, regular B12 injections might be beneficial