General English name: Nalidixic acid

Brand: NegGram

Application: Urinary tract infection


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Pharmaceutical forms of nalidixic acid



Nalidixic acid drug information

Nalidixic acid is prescribed to treat urinary tract infections caused by certain bacteria. Nalidixic acid is an antibacterial that works by killing sensitive bacteria in the urinary tract by stopping the supply of essential proteins needed by bacteria to survive.


Amount and method of taking nalidixic acid


Contraindications to nalidixic acid


Nalidixic acid consumption during pregnancy and lactation

During pregnancy and lactation, you should not use the drug arbitrarily and without consulting your doctor. This medicine can have harmful effects on the fetus or on yourself.


The effect of nalidixic acid on driving and operating machinery

Nalidixic acid causes dizziness, drowsiness and headaches, you should make sure you are alert before driving or operating machinery.


Nalidixic acid drug interactions

Drug interactions may alter drug performance and increase the risk of serious side effects. Make a list of all the medicines (including prescription / over-the-counter and herbal medicines) you use and share them with your doctor and pharmacist. Do not change the dose of your medicine without consulting your doctor or stop taking the medicine.

Do not take medicines containing magnesium (eg, quinapril, dianosine, vitamins), aluminum, calcium, sucralfate, iron, or zinc for 2-3 hours before or after taking nalidixic acid. These drugs prevent the absorption of nalidixic acid.


Special warnings and precautions when taking nalidixic acid

Some medications may not be prescribed under certain conditions, and some medications may be prescribed if additional treatment is needed; Therefore, it is best for your doctor to be aware of the following before taking nalidixic acid:


Side effects of nalidixic acid

All medications can cause side effects. But many consumers also do not experience any side effects. Some of the side effects go away after a short time of taking the medicine. In case of persistent side effects, the physician should be informed:





Stomach pain and discomfort




Consult your doctor if you have any other symptoms that you feel are due to the use of nalidixic acid.


Overdose of nalidixic acid (drug poisoning)

Do not take more than the dose prescribed by your doctor.

If you notice symptoms such as shortness of breath and loss of consciousness in yourself or another person, call the emergency room immediately.


Storage conditions of nalidixic acid

Keep the medicine out of the reach of children.

Store the medicine in a cool, dry place away from heat and direct sunlight.