Omeprazole may also be used for other purposes not listed in this medication guide. The safety and effectiveness of Prilosec for other pediatric uses have not been established. Omeprazole was 76 bioavailable when single 40 mg oral dose of omeprazole buffered solution was administered to healthy elderly volunteers, versus 58 in young volunteers given the same dose. The plasma clearance of omeprazole was 250 mL min about half that of young volunteers and its plasma half-life averaged one hour, about twice that of young healthy volunteers. Patients who receive drug-eluting stent benefit from taking anti-clotting medications, including thienopyradines such as clopidogrel or ticlopidine and aspirin, for at least one year following the procedure. This information kobe postordre prilosec should not be considered complete, up to date, and is not intended to be used in place of visit, consultation, or advice of legal, medical, or any other professional. What If Take an Overdose of Prilosec? People who take too much Prilosec may have symptoms that can include: Confusion Drowsiness Blurred vision rapid heart rate tachycardia Nausea and vomiting Sweating and flushing Headaches Dry mouth.