Dose por Superfície Corporal
- Created by
- Renato Passos, Eng. de Software
- Reviewed by
- Renato Passos, Eng. de Software
Last updated: Apr 18, 2026
Formula
BSA
About this calculator
The dose by surface area calculator is a useful tool for healthcare professionals to calculate the dose of medications based on a patient's surface area. The formula used is simple: dose = mg/m² · BSA, where BSA is the body surface area index.
The body surface area (BSA) index is a measure that helps calculate the dose of medications based on the patient's size. It is especially useful for patients who are underweight or overweight.
The dose calculated with this tool should be used with caution and in conjunction with the knowledge of the doctor or pharmacist. It is essential to remember that the correct dosage varies from patient to patient and may be affected by several factors, including the patient's health condition.
In addition, it is essential to have care when calculating the dose for patients with specific health problems, such as renal or hepatic problems. In these cases, the dose may need to be adjusted to avoid adverse effects.
Frequently asked questions
What is the body surface area (BSA) index?
The body surface area (BSA) index is a measure that helps calculate the dose of medications based on the patient's size.
Do I need help to calculate the correct dose?
Yes, it is always recommended to consult a healthcare professional to obtain the correct dose and avoid adverse effects.
Can I use this calculator for patients with specific health problems?
No, it is essential to have care when calculating the dose for patients with specific health problems, such as renal or hepatic problems.
Do I need a formula to calculate the dose?
The formula used is simple: dose = mg/m² · BSA.
Can I use this calculator if I am a healthcare professional?
Yes, this calculator is a useful tool for healthcare professionals who need to calculate the dose of medications based on the patient's surface area.