Detailed dosage guidelines and administration information for Ambien CR (zolpidem tartrate). Includes dose adjustments, warnings and ocalic.eug: sudafed. [female pts]: Dose: mg PO qhs; Max: mg/day; Info: for sleep onset and/or maintenance; give >7h before planned awakening; give mg PO qhs in. In the OTC world, the most commonly sold anti-allergy medications are made from the drug's half-life (or 5 times the maximum dosage interval if half-life information is not available). Decongestants (pseudoephedrine) are generally OK to use during flight status, but Ambien CR, zolpidem (extended release), 24 hours.