Rantoin Tablet 100 mg contains Nitrofurantoin, a well-known urinary antibacterial agent used primarily for the treatment and prevention of urinary tract infections (UTIs). It is specifically effective against common bacteria that cause infections in the bladder and lower urinary tract. Rantoin works directly within the urinary system, making it a targeted and reliable choice for uncomplicated UTIs.

Nitrofurantoin has been widely prescribed for many years due to its proven efficacy and low resistance rates when used appropriately.

রেজিস্টার্ড চিকিৎসকের পরামর্শ অনুযায়ী ঔষধ সেবন করুন

Composition

• Nitrofurantoin 100 mg per tablet

Mechanism of Action

Nitrofurantoin works by interfering with bacterial enzyme systems and damaging bacterial DNA, RNA, and cell wall synthesis. Once absorbed, it is rapidly excreted into the urine, where it achieves high concentrations. This localized action helps eliminate bacteria present in the urinary tract while minimizing systemic exposure.

Its bactericidal activity is particularly effective against common UTI-causing organisms such as Escherichia coli, Enterococcus, Staphylococcus saprophyticus, and certain strains of Klebsiella and Enterobacter.

Indications

Rantoin Tablet 100 mg is indicated for:

• Treatment of acute uncomplicated urinary tract infections

• Management of cystitis (bladder infection)

• Prevention of recurrent urinary tract infections

• Long-term suppressive therapy in selected patients under medical supervision

It is generally not recommended for upper urinary tract infections such as pyelonephritis.

Dosage and Administration

The dosage and duration of therapy should be determined by a healthcare professional. For acute infections, the usual adult dose is 100 mg taken twice daily for 5–7 days, or as prescribed by the physician. For prophylaxis, lower doses may be recommended.

Rantoin should be taken with food to improve absorption and reduce stomach upset. Patients are advised to complete the full course of treatment even if symptoms improve earlier, to prevent recurrence and antibiotic resistance.

Benefits

• Targeted antibacterial action within the urinary tract

• Effective against common UTI-causing bacteria

• Lower risk of bacterial resistance compared to some other antibiotics

• Suitable for both treatment and prevention of recurrent UTIs

• Well-established safety and efficacy profile

Precautions

Rantoin should be used cautiously in patients with impaired kidney function, as reduced renal clearance may decrease effectiveness and increase side effects. It is generally contraindicated in patients with significant renal impairment.

Use during late pregnancy (near term), in neonates, or in patients with glucose-6-phosphate dehydrogenase (G6PD) deficiency should be carefully evaluated by a physician. Patients should inform their healthcare provider about any history of liver disease or lung disorders.

রেজিস্টার্ড চিকিৎসকের পরামর্শ অনুযায়ী ঔষধ সেবন করুন

Possible Side Effects

Common side effects may include:

• Nausea or vomiting

• Loss of appetite

• Headache

• Mild diarrhea

• Dark yellow or brown urine (harmless effect)

Rare but serious reactions may include lung inflammation, liver problems, or severe allergic reactions. Medical attention should be sought if breathing difficulty, persistent cough, or jaundice occurs.

Storage

Store below 30°C in a dry place, protected from light and moisture. Keep out of reach of children.

Rantoin Tablet 100 mg provides effective and targeted treatment for urinary tract infections when used under proper medical guidance.