Hypoglycaemia - Symptoms and Treatment

This page contains information on the symptoms and treatment of hypoglycemia in gestational diabetes patients.

Hypo = blood glucose level less than 4.0mmol/L

Common causes of hypoglycaemia

  • Too much insulin or too many diabetes tablets
  • Not enough carbohydrates in a meal or snack
  • Not reducing your insulin dose before physical activity

Symptoms of hypoglycaemia

Sweating Hunger Lack of concentration
Headache Shaking Feeling irritable

Other symptoms of hypoglycaemia

  • Dizziness
  • Unusual behaviours
  • Fast or pounding heartbeat
  • Blurred vision
  • Loss of consciousness
  • Pins and needles around your mouth

Symptoms of hypoglycaemia can be different for each person.

Remember:
  • To report hypoglycaemia to your health professionals.
  • Do not give food or fluids to an unconscious person.
  • Dial 000 for an ambulance if you are unable to manage.

Hypoglycaemia - treatment

Step 1 - sugar (this is the most important step)

Have 15 grams of a fast-acting carbohydrate straight away.

Choose from these:

Step 2 - low G.I. carbohydrate

Once your blood glucose level is back up over 4.0 mmol/L, eat a slow-acting carbohydrate snack to prevent your glucose level from dropping any further.

Choose from something like these:

*Your blood sugar level is read in mmol/L, which means millimoles per litre.

Click to download as a factsheet