J Allergy Clin Immunol Pract 2019;7:110914
Additionally, patients must be comfortable administering the self-injections once a week on a long-term basis
If They Injected the Product and Have These Symptoms ER care is appropriate for: redness, warmth, or swelling at the injection site fever streaking up the limb worsening pain Unregulated injectable peptides carry risks of: bacterial contamination sepsis injection-site abscess transmission of bloodborne infections (if needles were shared) When Its Reasonable to See Their Regular Physician The teen can usually start with their primary care provider within the next day or two if: They have no emergency symptoms above AND They are acting normally, with stable mood and behavior AND Their symptoms are mild and nonspecific, such as: mild headache mild nausea mild fatigue trouble sleeping mild anxiety concerns about possible side effects but currently stable When to Call the On-Call Doctor, Advice Nurse, or Poison Control If youre unsure, or if your teen has symptoms that are concerning but not obviously emergent: new irritability, but not out of control elevated heart rate but no chest pain mild tremors or shakiness moderate anxiety thats above their baseline but not severe trouble sleeping or restlessness not typical for them emotional changes They can help decide whether you need same-day primary care, urgent care, or emergency evaluation
I normalize these experiences and reassure patients that theyre often temporary and manageable
Watch for These Signs It can be tricky to pinpoint a B12 deficiency because the symptoms often overlap with general stress or a busy lifestyle
Reading different syringe sizes On a 0.3 mL syringe with half-unit markings, each long line represents 1 unit and each short line represents 0.5 units
