Is your hCG rising normally?

Enter two blood test results

From your first beta-hCG blood test
From your second (later) blood test
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hCG Doubling Time
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First hCG
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Second hCG
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Change
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Time Between Tests

What this means for you

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Medical Disclaimer: This tool provides general educational estimates. Always consult your prescribing physician or healthcare provider before making medication changes or interpreting results from population-based models.

Frequently Asked Questions

Below 1,200: every 48-72 hours. 1,200-6,000: every 72-96 hours. Above 6,000: rate naturally slows.

Typically 5-426 mIU/mL. Wide range due to variable implantation timing.

Twins may have 30-50% higher hCG by week 6, but ultrasound is definitive.

In early pregnancy: usually miscarriage or ectopic. After week 11: normal decline from peak.

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