Your doctor may increase your dose as needed and tolerated. However, the dose is usually not more than 300 mg per day. Children 12 years of age and older—Use and dose must be determined by your doctor. Children younger than 12 years of age—Should not be used in these patients. Remember that while the maximum recommended dose is 400 mg/day for immediate-release formulations, the dose should be individualized based on pain severity, patient response, and risk factors for adverse effects. Free online tramadol dosage calculator - safe dosing guide. Step-by-step solution, formula, worked examples, and clear explanation. Instant results, no signup. Detailed Tramadol dosage information for adults, the elderly and children. Includes dosages for Pain and Chronic Pain; plus renal, liver and dialysis adjustments. NHS medicines information on dosage for tramadol, how to take it and what to do if you miss a dose or take too much. Tramadol ER is used to treat chronic pain that can't be managed with other pain relievers. Learn about its side effects, cost, dosage, and interactions. What is tramadol, and what is it used for? Tramadol is a synthetic (man-made) pain reliever (analgesic). Researchers and doctors do not know the exact mechanism of action of tramadol, but it is similar to morphine. The tramadol dosage calculator informs you about the recommended dosage of tramadol for a patient of a given age and indication. The tramadol dosage for dogs is usually between 0.45 to 1.8 mg per pound of body weight (1mg to 5 mg/kg). The frequency varies depending on what you are giving it for. Ensure safe tramadol use with our comprehensive guide on how much tramadol can I take at once. Learn about dosages, risks, and emergency responses.