Tadalafil is used to treat erectile dysfunction (inability of a man to attain or maintain an erection).
This medicine may be used to treat other conditions as decided by your doctor.
Take Tadalafil 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.
This medicine should be taken 30 minutes before your planned sexual activity.
You may take Tadalafil with or without food.
Do not take Tadalafil with medicines used to treat heart diseases. Please see the section “Can I take this with other medicines?” below for more information.
Inform your doctor if you have the following conditions:
- liver disease
- kidney disease
- heart disease such as high or low blood pressure, irregular heartbeat, chest pain, recent heart attack
- bleeding disorder
- stomach ulcer
- priapism (painful erection of the penis) or any deformities of the penis
Tadalafil may cause dizziness or some problems with your eyesight. If affected, do not drive or take part in any activity in which you need to be alert.
Other side effects include any of the following: headache, flushing, stomach discomfort, indigestion, back pain, muscle pain and nasal congestion.
Some side effects may need immediate medical help. Alert your doctor quickly if you experience any of the following:
- sudden loss of vision
- sudden decrease or loss of hearing
- prolonged erection (erection lasting for more than 4 hours)
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 Tadalafil if you are taking medicines used to treat and prevent chest pain caused by heart diseases (e.g.isosorbide dinitrate, glyceryl trinitrate, nitroprusside) or medicines for high blood pressure in the lungs (e.g. riociguat).
Inform your doctor and pharmacist if you are taking any of these medicines:
- medicines for heart disease e.g. amlodipine, bendroflumethiazide, doxazosin, enalapril, metoprolol
- medicines for HIV infections e.g. ritonavir, tipranavir
- medicines for fungal infections e.g. ketoconazole, itraconazole
- medicines to treat TB (lung infection known as tuberculosis) e.g. rifampicin
This list does not include all medicines that may interact with Tadalafil.
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 alcohol and excessive consumption (more than 1 litre a day) of grapefruit juice.
Store in a cool, dry place away from the reach of children.
Medicines must not be used past the expiry date.
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