How to Use Gabapentin Dosage Calculator
- Enter body weight in kilograms for documentation context.
- Enter age. Older age can prompt a lower starting dose in the calculator.
- Enter GFR. The result panel shows a starting dose and a renal-adjusted maintenance range.
Formula & Theory - Gabapentin Dosage Calculator
Gabapentin Dosage Calculator uses this core formula:
Starting dose and maintenance range are selected from age and GFR bands
Lower GFR → lower recommended daily dose rangeGabapentin is eliminated primarily by the kidneys, so renal function strongly influences dose exposure. This calculator applies simple GFR bands to reduce the maintenance range as kidney function declines, and it lowers the starting dose for older age or reduced GFR. It intentionally provides a reference range, not a prescription. Indication, formulation, titration speed, sedation, dizziness, drug interactions, and local prescribing guidance must control the final dose.
Use Cases for Gabapentin Dosage Calculator
- Preparing a renal-dose discussion for gabapentin.
- Checking whether a proposed maintenance range looks too high for reduced GFR.
- Teaching why kidney function matters for renally cleared medicines.