Optidoz Tablet is a mix of medications utilized 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. Optidoz Tablet should be taken with or without food. The dose will depend on your condition and how you respond to the medication. Try to take it at the same time each day. It is important to keep taking this medication 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 medication within four hours of going to bed. Use this medication 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 medication 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 medication to overcome muscle weakness, dry mouth, and extreme thirst.