What Blood Tests Are Needed During Pregnancy?
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Medically reviewed by
Baby Circle Medical Board
Reviewed on 18 July 2026
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Blood group, anaemia, infections and blood sugar checksEvidence-based & doctor-reviewed
Several routine blood tests are offered in pregnancy to keep you and your baby healthy. These usually include your blood group and Rh type, haemoglobin (for anaemia), infection screening, blood sugar, and often thyroid function.
Common blood tests
- Blood group & Rh — important if you are Rh-negative.
- Haemoglobin — checks for anaemia.
- Infection screening — HIV, hepatitis B, syphilis, rubella immunity.
- Blood sugar — screens for diabetes.
- Thyroid and others as needed.
Why they matter
They catch treatable issues early — like anaemia or infections — protecting you and your baby.
Frequently asked questions
Which blood tests are routine?
Blood group/Rh, haemoglobin, infection screening and blood sugar, among others.
Why check my blood group?
To identify Rh-negative mothers who may need anti-D to prevent complications.
Are more tests done later?
Yes — repeat haemoglobin and a glucose test are common in the second and third trimesters.
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Medical disclaimer: This article is for general education only and is not a substitute for professional medical advice. Always consult your doctor about your pregnancy, and seek care immediately for any warning signs. Reviewed by the Baby Circle Medical Board.