Hydrochlorothiazide: how to take it safely
HCTZ
Reviewed by Pharm. Abeeb Junior
What it is for
A water tablet (diuretic) that lowers blood pressure and reduces fluid build-up.
How to take it
- Prescription medicine: take it exactly as your doctor or pharmacist told you.
- Swallow with water.
- Keep taking it even if you feel well.
When to take it
Take it in the morning, so you are not up passing urine at night.
Take it with
With or without food.
What to avoid
- Becoming dehydrated.
- Tell your doctor if you have gout, diabetes, kidney disease or take lithium.
- Regular anti-inflammatory painkillers such as ibuprofen.
Possible side effects
Passing more urine, dizziness, tiredness, muscle cramps.
Get help if
Severe dizziness, fainting, very little urine, severe muscle weakness or cramps: see a doctor.
This is general information, not personal medical advice. Always follow your doctor's or pharmacist's instructions and read the leaflet that comes with your medicine. Medicines and doses can differ between products and people.