Immediate-release tramadol dosing.

• A. 50 mg q4-6h PRN
• B. 25 mg q6-8h PRN
• C. 100 mg daily
• D. 50 mg q4-6h PRN, titrate to 400 mg/d

Answer: (D)

Immediate-release tramadol dosing aims to provide timely pain relief while keeping exposure within a safe limit. The standard approach is 50 mg every 4 to 6 hours as needed, with gradual titration up to a maximum of 400 mg per day. This plan starts with a dose that’s generally effective for many patients, allows you to respond to persistent pain by increasing dose, and then caps the total daily amount to reduce risks such as seizures, serotonin syndrome, severe sedation, and dependence. Start with 50 mg, and if pain remains uncontrolled, increase in 50 mg increments every 4–6 hours, never exceeding 400 mg in 24 hours. Special populations (elderly, hepatic or renal impairment) may require lower limits or more cautious titration.

The other options don’t align with typical analgesic practice: a regimen that doesn’t specify a daily ceiling risks overuse; a lower dose schedule would likely under-treat pain; a single daily 100 mg dose wouldn’t provide adequate, consistent analgesia. The key concept is aligning dosing frequency and a clear daily maximum with a plan to titrate for adequate relief within safety bounds.