Do not rely on a diagram or distance rule you remember from a different pen or vial
The general rules behind these target areas are: Inject the medication into areas with a more significant amount of fat Avoid injecting into areas with prominent veins or muscular structure The three best injection sites are the abdomen, upper arms, and thighs When injecting into the abdomen, avoid the area around the navel Rotate the injection sites Do not inject into sore areas, bruised, or have redness Avoid areas with prior traumas, scarring, or stretch marks How Often Should I Rotate The Injection Site
Since both target the GLP-1 pathway (though through different mechanisms) and berberine can affect blood sugar levels, combining them could theoretically produce additive effects on glucose regulation
Some patients reduce to a lower maintenance dose (1.0 to 1.7 mg weekly) after reaching their goal weight, while others continue at the full 2.4 mg dose
So your doctor can prescribe a drug however they think is best for your care