Use the protocol-specified site, angle, and device
At CoLaz, B12 injections are delivered by trained clinicians after a written consultation that screens medical history, medications, current symptoms and (where the picture warrants it) an NHS blood test through your GP
It is the passengers responsibility to have all the necessary requirements for their trip, such as: visas, passports, if they are studying to have their ISIC card updated, carry the Andean immigration card (TAM) issued by the Department of Migration, vaccinations, authorizations for minors old, etc., since, if you do not have them at hand, it may cause delays, cancellations of services, payment of taxes (IGV), among other setbacks
The label on your B12/MIC vial will always display your prescribed dose