Free online tools
Medical calculators & screening tests
Clinically grounded tools for parents and patients — quick help with a child’s medication dose, hearing-loss estimates, or sleep-apnea risk screening. Your inputs stay on your device.
Pediatrics — medication dosing
Accurate liquid-medication dose calculator for children by weight, age, and product concentration. Updated to current ALIMS SmPC guidelines (Serbian Medicines Agency).
For children
Ibuprofen syrup — dose calculator
Accurate ibuprofen syrup dose for a child by body weight. Covers both concentrations registered in Serbia: 100 mg/5 mL (Brufen OTC, Nurofen, BlokMax) and 200 mg/5 mL (Brufen, Ibumax Rx, BlokMAX FORTE).
For children
Acetaminophen (paracetamol) — dose calculator
Accurate acetaminophen syrup dose for a child by body weight (10 mg/kg per dose, max 60 mg/kg per day). Covers products registered in Serbia: Panadol Baby, Febricet, Efferalgan, and generics.
Sleep & snoring
Screening tools for obstructive sleep apnea risk.
Sleep apnea
STOP-BANG questionnaire
Validated 8-item screening questionnaire for obstructive sleep apnea risk — the most reliable preliminary tool before polysomnography or DISE evaluation. Result in 30 seconds.
Hearing & audiology
Tools for hearing assessment from audiometry results.
Audiology
Fowler-Sabin calculator
Calculate the percentage of binaural (overall) hearing loss from audiogram thresholds at 500, 1000, 2000, and 4000 Hz. Provides monaural loss per ear, binaural result, and a severity category.