The supervision of a doctor or health professional is advised when using the Fax TZ Tablet It should be taken regularly at evenly spaced intervals according to the prescribed schedule Taking it at the same time each day will help ensure you remember to take it The dosage will depend on the purpose of treatment but it is important to complete the full course of this antibiotic as directed by your doctor Even if you start feeling better do not stop taking it early By discontinuing it prematurely some bacteria may survive leading to a possible recurrence or worsening of the infection Please note that this medication is not effective against viral infections such as the flu or common cold It is important to avoid using antibiotics when they are unnecessary as this can reduce their effectiveness for future infections The most common side effects of this medication may include mild nausea stomach pain indigestion and diarrhea If these symptoms persist or bother you it is important to inform your doctor Prior to taking this medication inform your doctor if you have any allergies to antibiotics or any kidney or liver issues It is also crucial to inform your healthcare team about any other medications you are currently taking as they may interact with or be affected by this medication Under the guidance of a doctor this medication is generally considered safe to use during pregnancy and while breastfeeding