Domperidone is used to treat short-term nausea and vomiting.
This medicine may be used to treat other conditions as decided by your doctor.
Take Domperidone exactly as directed by your doctor or according to the instructions on the label. Do not take more or less than instructed by your doctor.
Take it on an empty stomach, at least 15-30 minutes before a meal. Try to take it at the same time each day. Do not take this medicine for longer than 7 days without consulting your doctor.
Domperidone is available as a tablet or an oral suspension.
If you are taking the oral suspension, shake the bottle well before you take it to ensure that the liquid is evenly mixed. Use the measuring cup or oral syringe supplied with each bottle to measure out your dose. Refer to the package insert for directions on how the oral syringe should be used.
You may stop taking this medicine when you no longer have nausea or vomiting.
Take the missed dose as soon as you remember. If it is almost time for your next dose, skip the missed dose and return to your normal dosing schedule.
DO NOT double a dose under any circumstances.
Alert your doctor if you have the following conditions:
- prolactinoma (a tumour of the pituitary gland that overproduce hormone called prolactin which stimulates the breast to produce milk)
- heart rhythm disorder
- significant imbalance of essential mineral in the body e.g. potassium, magnesium
- slow heartbeat
- heart disease e.g. heart failure (weakness and inability of the heart to pump blood)
- stomach or bowel problems (e.g. stomach bleeding, bowel blockage or tear in the intestines)
- moderate to severe liver disease
as this medicine may not be suitable for you.
Do not take Domperidone with medicines used to treat heart disease or high blood pressure, cold or allergy, mood disorder, depression, digestive problems, cancer, malaria, HIV and fungal infections, and certain antibiotics. Please see the section “Can I take this with other medicines?” below for more information.
Inform your doctor if you have the following conditions:
- with or a family history of breast cancer
- risk factors for sudden heart arrest e.g. family history of heart disease, high blood pressure, high cholesterol, diabetes, obesity, smoking, excessive alcohol consumption
- kidney disease
- mild liver disease
Let your doctor know if you are pregnant or breastfeeding.
Be sure to check with your doctor or pharmacist before giving Domperidone to a child or an elderly. Children and elderly people may be more sensitive to the side effects.
For as long as you are taking this medicine, you may need to have regular tests such as ECG (test used to record the electrical activity of the heart) and kidney function tests, to check your body’s response to the medicine. Your doctor will advise you about how often you will need to have these tests.
Domperidone may cause dizziness or somnolence (suddenly falling asleep during your daily activities such as eating and watching television). If affected, do not drive or take part in any activity in which you need to be alert.
Other side effects may include any of the following: headache, dry mouth, diarrhoea, painful breasts, weakness, feeling anxious or nervous, and skin rash or itching.
Some women may experience milk secretion unrelated to breastfeeding while some men may experience breast enlargement and impotence. Discuss with your doctor if you are concerned about these side effects.
Some side effects may need immediate medical help. Alert your doctor quickly if you experience any of the following:
- fast, irregular or abnormal heartbeat
- uncontrollable movements such as irregular eye or tongue movements, abnormal posture like twisted neck, trembling and muscle stiffness
- fits or seizures
- rashes, breathlessness, swollen eyes, face, mouth or throat
Inform your doctor if any of these side effects do not go away or are severe, or if you experience other side effects.
Do not take Domperidone if you are taking any of these medicines:
- medicines for heart disease or high blood pressure e.g. disopyramide, quinidine, amiodarone, dronedarone, dofetilide, sotalol, bepridil, diltiazem, verapamil
- medicines for mood disorders e.g. haloperidol, pimozide, sertindole
- medicines to treat depression e.g. nefazodone, citalopram, escitalopram
- medicines for cold or allergy e.g. mequitazine, mizolastine
- medicines for stomach problems e.g. cisapride, dolasetron, prucalopride
- medicines for cancer e.g. toremifene, vandetanib, vincamine
- medicines for HIV infection e.g. ritonavir, atazanavir, indinavir
- medicines to treat fungal infection e.g. oral ketoconazole, fluconazole, voriconazole
- certain antibiotics e.g. erythromycin, clarithromycin, telithromycin, pentamidine, moxifloxacin, levofloxacin, spiramycin
- medicines for malaria e.g. halofantrine, lumefantrine
- methadone (strong painkiller)
Inform your doctor and pharmacist if you are taking any of these medicines:
- medicines for Parkinson’s disease e.g. apomorphine, levodopa, bromocriptine
- sodium bicarbonate (medicine that neutralises stomach acid)
- cimetidine (medicine that reduces stomach acid production)
This list does not include all medicines that may interact with Domperidone.
Always notify your doctor and pharmacist if you are taking any other medicines, including herbal tonics such as traditional Chinese medicines, supplements and medicines that you buy without a prescription.
Avoid excessive consumption of grapefruit or grapefruit juice.
Store in a cool, dry place away from the reach of children. Protect from light and moisture.
Medicines must not be used past the expiry date.