Flagyl ER (Metronidazole)

Flagyl ER (Extended Release) is an antibiotic medication prescribed for treating vaginal bacterial infections in females.

Flagyl ER 400 mg (Normal Dosage)

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Flagyl ER 200 mg (Low Dosage)

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How it works

Flagyl ER works by limiting the growth of bacteria and protozoa. It enters the cell wall of the bacteria and destroys it.

Guidelines for usage

Follow the dosage instructions provided by your doctor or as mentioned in the instruction booklet/product label.

Always use only as prescribed. Never exceed the dosage.

Flagyl ER may be used with or without food.

Doctors recommend that you swallow the whole tablet/capsules with a glass of water unless it is specified that it can be broken or chewed.

NOTE: Use only if prescribed to you and intended for your use. Do not share with others.

Missed Dose

It is common for people to forget their dosage times and miss doses.

Do not panic if you have missed a dose.

Instead, skip the missed dose and take your next dose at the scheduled time. Do not double up or take more than what the doctor has prescribed.

How & where do I store Flagyl ER?

The medicine label contains detailed instructions regarding safe storage of the medication. Most medicines are best stored at room temperature between 15 and 30 degrees C (59 and 86 degrees F). Some medications may require to be refrigerated. Please check the product label.

Keep it away from the reach of children. Ensure that it is not exposed to direct sunlight or moisture.

Ask your pharmacist about safely disposing off medication that is past expiry date.

Overdose Related Information

If you accidentally consume more medication than what was prescribed, then contact an emergency healthcare center immediately.
Safety Information/ Warning Precautions

Discuss your medical history with your healthcare provider before you start using any new medication.

Ensure that you mention the following:

Any prior serious ailment, lifestyle disease or surgery
All the prescription drugs, OTC health supplements, herbal supplements that you are using currently
Your alcohol intake and whether you smoke or not
Any history of a known allergic reaction to prescription drugs or food
You have nerve, brain, or blood problems, Crohn disease, or a history of liver problems

This will allow your healthcare provider to prescribe the apt dosage of the medication for you.

To be avoided

You must avoid using Flagyl ER if it you are allergic to any ingredient in it or if

• You are taking busulfan, an ergot alkaloid (eg, ergotamine), or you have taken disulfiram within the past 2 weeks, you are taking an HIV protease inhibitor that contains alcohol (eg, amprenavir solution) or you are in the first 3 months of pregnancy.

Using Alcohol

Flagyl ER is known to cause drowsiness or dizziness. Your vision may be blurred and your judgement affected if you consume alcohol with this medication. So, avoid using alcohol while using Flagyl ER.

These effects may also get aggravated due to hot weather or fever or severe exercise. So, be cautious when you stand up after a long time from a sitting or lying position. If you feel giddy then lie down immediately and seek medical help.

Possible Drug & Food Interactions

Certain prescription drugs or health supplements or even food items are known to interact with the effects of medications. Flagyl ER is known to have possible interactions with the following medications.

Barbiturates (eg, phenobarbital) or phenytoin, Anticoagulants (eg, warfarin), busulfan, ergot alkaloids (eg, ergotamine), HIV protease inhibitors containing alcohol (eg, amprenavir solution), lithium, or macrolide immunosuppressants (eg, tacrolimus), Disulfiram, Oral contraceptives (eg, birth control pills).

Additional Information

Flagyl ER is an antibiotic that is effective only in the treatment of bacterial infections. It will not be effective against viral infections like cough and cold. Antibiotic treatment must be monitored closely by doctors because prolonged treatment increases the resistance of the bacteria against Flagyl ER. A future bacterial infection becomes severe and difficult to treat.

Some patients experience a persistent diarrhea, abdominal or stomach pain/cramping, or blood/mucus in their stool. Contact your doctor immediately if this happens.

Important Information for Pregnant Women

Flagyl ER is categorized under FDA pregnancy category B.

Discuss the potential risks with your healthcare provider before using the medication.

Certain medications may be found in breast milk so speak to your child’s doctor to rule out any possibilities of risk.
Side Effects

Report the following side effects to your doctor only if they become bothersome or do not stop on their own

Appetite loss, constipation, diarrhea, dizziness, headache, metallic taste, nausea, stomach upset, vomiting.

The following side effects require immediate medical attention. So report these to your doctor immediately.

Severe allergic reactions (rash, hives, itching, difficulty breathing, tightness in the chest, swelling of the mouth, face, lips, or tongue), bloody stools, increased or decreased urination, numbness, tingling, or burning of your arms, hands, legs, or feet, seizures, severe diarrhea, sore throat, chills, or fever, stomach pain or cramps, vaginal itching, odor, or discharge, white patches in the mouth.