Tri Olmetor 40 Tablet is a combination of medicines used to treat hypertension high blood pressure when a single medication is not effective It helps to lower high blood pressure thus reduces chances of future heart attack and stroke Tri Olmetor 40 Tablet should be taken with or without food The dose will depend on your condition and how you respond to the medicine Try to take it at the same time each day It is important to keep taking this medicine until your doctor tells you not to It contains a diuretic water pill and will make you urinate more so it is best to avoid taking this medicine within four hours of going to bed Use this medicine regularly to get the most benefit from it even if you feel well High blood pressure does not usually have symptoms and if you stop taking it your risk of heart attack or stroke may increase The most common side effects of this medicine include ankle swelling headache dizziness tiredness and taste change Consult your doctor If any of these bother you or get worse or won t go away Drink plenty of fluids while taking medicine to overcome muscle weakness dry mouth and extreme thirst