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62+ free medical calculators following NCDC, IAP, FOGSI, NICE and WHO guidelines. Fast, accurate, and privacy-focused.

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Rabies PEP Scheduler
NCDC 4-dose Essen IM regimen & RIG dose
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Amoxicillin Dosing
Weight-based mg/kg for ENT & UTIs
Drugs 🫘
Creatinine Clearance
Cockcroft-Gault with dose adjustments
Renal 🫀
CHA₂DS₂-VASc Score
Stroke risk stratification in AFib
Cardiac 👶
APGAR Score
Interactive 1, 5 & 10 min assessment
Paeds
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Fast, accurate, and clinically validated tools used by doctors every day.

Infectious Disease · NCDC / WHO
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Rabies PEP Scheduler

Calculate vaccination dates (Days 0, 3, 7, 28) and RIG dose by body weight. Based on NCDC India and WHO protocols.

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Essen RegimenRIG CalculatorCategory I-III
🦠
Amoxicillin Dosing
ENT, Chest, and UTI weight-based dosing
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Insulin Calculator
Basal-bolus & Correction factor sliding scale
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MAP Calculator
Mean arterial pressure targets & Shock thresholds
🆕 Recently Added

New Calculators

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NEW
qSOFA Score
Bedside sepsis risk
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NEW
CHA₂DS₂-VASc
AFib stroke risk
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NEW
PHQ-9 & GAD-7
Mental health screen
IV Drip Rate Calculator

Drops/min · mL/hr · Try it right here

REFERENCE

Dpm = (Vol × Factor) / Min
mL/hr = Vol / Time
Standard Set15 gtts/mL
Paeds Set60 gtts/mL
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Essential Calculators

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🧬Hematology
Mentzer Index
Beta Thalassemia vs IDA diagnosis.
🤰Obstetrics
ObsCalc Suite
GA, Bishop, Apgar, and EFW calculators.
🔥Trauma
Parkland Formula
Burn TBSA and resuscitation planning.
⚖️Vitals
BMI India Cutoffs
Metabolic risk specific BMI thresholds.
🫘Renal
eGFR Calculator
CKD-EPI 2021 & MDRD staging.
🫁Emergency
CURB-65 Pneumonia
Severity score and admission criteria.

Guideline References

RxMedCalc tools are built following these clinical bodies:

NCDC India
IAP 2023
FOGSI
WHO 2018
NICE / BTS
GINA 2024
CKD-EPI 2021
Jindal Spirometry

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Clinically validated tools for doctors and patients. Always free. No login.

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Built by a Practicing Doctor in India

RxMedCalc is built by an MBBS, AFIH certified physician working in Punjab. Designed to provide fast clinical guidance without the friction of enterprise software.

Disclaimer: Clinical decision support tools for qualified professionals only. Verify calculations independently before patient action.