INDICATIONS/ROUTES/DOSAGE ALERT Dosage should be titrated to desired effect. Analgesia PO (Immediate-Release): ADULTS, ELDERLY: 10–30 mg q4h as needed.Geriatric Dosage Handbook By Semla, Beizer ; Publisher · Lexi-Comp's Clinical Reference Library ; Year · 2002 ; ISBN · 9781930598812 ; Pages · 1491 ; Product Type · Paper Information on lifespan and disorder-related dosage variations equips you with special considerations for pediatric, geriatric, hepatic, and immune- or renal- Geriatric dosage handbook : including clinical recommendations and monitoring guidelines / Todd P. Semla, Judith L. Beizer, Martin D. Higbee.