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Key product details: Pfizer/Hospira product carries full pharmacopeial certification: sterility testing (USP ), endotoxin testing (USP ), benzyl alcohol assay, pH verification, and particulate matter testing (USP )

Notice Provided as a reference material for scientific investigation only

The most common experiences include slight nausea (particularly with first doses), minor fatigue or drowsiness, temporary dizziness, injection site reactions like mild redness or itching, and sleep disturbances (usually with evening dosing)

(multiple publications)

No statements on this website should be interpreted as medical advice, nor as a substitute for consultation with a licensed healthcare professional

Human pharmacokinetics, adverse event frequencies, and drug interactions are unknown