If you are:
Possibly Safe: INSUFFICIENT HUMAN DATA AVAIL; ANIMAL DATA DO NOT SUGGEST DEVELOPMENTAL TOXICITY
Precaution: INSUFFICIENT HUMAN DATA AVAIL; LOW MW, EXCRETION POSSIBLE
An adult over 60:
management or monitoring precaution: General-Prolonged use may decrease absorption of Vitamin B-12. Avoid for >8 weeks duration unless for high risk patients (eg. oral corticosteroids or chronic NSAID use), erosive esophagitis, Barrett's esophagitis, pathologic hypersecretory condition, or demonstrated need for maintenance treatment. Musculoskeletal-Increased risk of fracture with high dose or prolonged use of greater than 1 year. Gastrointestinal-Long term use may be associated with C. difficile diarrhea.
Giving Prevacid to a child under 12:
management or monitoring precaution: Efficacy not established in pediatric trials for symptomatic GERD age <1 year.