Your doctor may start you on a lowered dose or a different medication schedule. This can help keep levels of this drug from building up too much in your body. Metronidazole oral tablets may cause certain serious conditions that affect the nervous system. These conditions include:. If you have an allergic reaction, call your doctor or local poison control center right away.
If your symptoms are severe, call or go to the nearest emergency room. In some cases, taking it again could lead to death. You should stop using drinks that contain alcohol at least three days before starting metronidazole.
Also avoid alcohol for three more days after you stop treatment with this drug. For people with liver disease: Your liver helps process this drug. If you have severe liver disease, your liver may process this drug more slowly. This would increase the amount of the drug in your body and raise your risk of side effects. Your doctor may lower your dosage of metronidazole or have you take it less often. For people with kidney disease: Your kidneys help clear this drug from your body.
If you have severe kidney disease, your kidneys may process this drug more slowly. This increases the amount of the drug in your body and raises your risk of side effects. Your doctor may lower your dose of metronidazole or have you take it less often.
For pregnant women: Metronidazole is a category B pregnancy drug. That means two things:. Metronidazole should not be taken during the first trimester of pregnancy. For the second and third trimesters, this drug should be used only if the potential benefit justifies the potential risk. For women who are breastfeeding: Metronidazole may pass into breast milk and cause side effects in a child who is breastfed. Talk to your doctor if you breastfeed your child.
You may need to decide whether to stop breastfeeding or stop taking this medication. For seniors: The kidneys and liver of older adults may not work as well as they used to. Metronidazole tablets are used for short-term treatment. For this drug to work well, a certain amount needs to be in your body at all times. If you take too much: You could have dangerous levels of the drug in your body. Symptoms of an overdose can include increased side effects, such as:. But if your symptoms are severe, call or go to the nearest emergency room right away.
What to do if you miss a dose: Take your dose as soon as you remember. But if you remember just a few hours before your next scheduled dose, take only one dose. Never try to catch up by taking two doses at once. This could result in dangerous side effects. A prescription for this medication is refillable.
You should not need a new prescription for this medication to be refilled. Your doctor will write the number of refills authorized on your prescription. There are other drugs available to treat your condition.
Some may be better suited for you than others. This medicine works best when there is a constant amount in the blood. To help keep the amount constant, do not miss any doses. Also, it is best to take the doses at evenly spaced times during the day. If you need help planning the best times to take your medicine, check with your doctor. The dose of this medicine will be different for different patients. Follow your doctor's orders or the directions on the label.
The following information includes only the average doses of this medicine. If your dose is different, do not change it unless your doctor tells you to do so. The amount of medicine that you take depends on the strength of the medicine. Also, the number of doses you take each day, the time allowed between doses, and the length of time you take the medicine depend on the medical problem for which you are using the medicine. If you miss a dose of this medicine, take it as soon as possible.
However, if it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not double doses. Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. Keep from freezing. It is important that your doctor check your progress at regular visits to make sure that the infection is cleared up. Blood tests may be needed to check for unwanted effects. If your symptoms do not improve within a few days after you start this medicine or if they become worse, check with your doctor.
Using these medicines together may cause serious unwanted effects. Drinking alcoholic beverages while using this medicine may cause stomach pain, nausea, vomiting, headache, or flushing or redness of the face. Other alcohol-containing preparations eg, elixirs, cough syrups, tonics may also cause problems. These problems may last for at least one day after you stop using metronidazole. This medicine may also cause alcoholic beverages to taste different.
You should not drink alcoholic beverages or take other alcohol-containing preparations while you are using this medicine and for at least 3 days after stopping it. If you have trichomoniasis: Using this medicine while you are pregnant especially during the first 3 months of pregnancy can harm your unborn baby. Use an effective form of birth control to keep from getting pregnant. If you think you have become pregnant while using the medicine, tell your doctor right away.
If you are using this medicine for trichomoniasis an infection of the sex organs in men or women , your doctor may want to treat your sexual partner at the same time you are being treated, even if he or she has no symptoms. Also, it may be desirable to use a condom rubber during sexual intercourse.
These measures will help to keep you from getting the infection back again from your partner. If you have any questions about this, talk with your doctor. Check with your doctor right away if you have burning, numbness, tingling, or painful sensations in the arms, hands, legs, or feet. These could be symptoms of a condition called peripheral neuropathy.
Check with your doctor right away if you have dizziness, problems with muscle control or coordination, shakiness or an unsteady walk, slurred speech, or trouble speaking. These may be symptoms of a serious brain condition called encephalopathy. Call your doctor right away if you have confusion, drowsiness, fever, a general feeling of illness, a headache, loss of appetite, nausea, a stiff neck or back, or vomiting.
Flagyl is used to treat certain infections caused by bacteria and other organisms in different parts of the body. Your doctor may have prescribed Flagyl for another reason. Ask your doctor if you have any questions about why Flagyl has been prescribed for you. Flagyl is an antibiotic that belongs to a group of medicines called nitroimidazoles. This medicine works by killing or stopping the growth of bacteria and other organisms causing these infections.
Metronidazole is effective in vitro against several species of anaerobic bacteria, particularly Bacteroides fragilis and other species of bacteroides, and other species such as fusobacteria, eubacteria, clostridia, and anaerobic streptococci.
Metronidazole is active against a wide range of pathogenic microorganisms notably Trichomonas vaginalis and other trichomonads, Entamoeba histolytica , Giardia lamblia , Balantidium coli and the causative organisms of acute ulcerative gingivitis. Flagyl S suspension also contains monobasic sodium phosphate, aluminium magnesium silicate, sucrose, methyl and propyl hydroxybenzoate, ethanol, natural soluble lemon flavour, terpeneless orange oil, purified water. Some symptoms of an allergic reaction include skin rash, itching, shortness of breath or swelling of the face, lips or tongue, which may cause difficulty in swallowing or breathing.
You must tell your doctor if you have any allergies to any other medicines or any other substances such as foods, preservatives or dyes. Tell your doctor if you are taking any other medicines, including medicines you buy without a prescription from a pharmacy, supermarket or health food shop. You may need different amounts of your medicine or you may need to take different medicines. Your doctor will advise you. Your doctor and pharmacist may have more information on medicines to be careful with or avoid while taking Flagyl.
Follow all directions given to you by your doctor and pharmacist carefully. They may differ from the information contained here. Flagyl S suspension should be taken at least one hour before a meal or food. This medicine works better if taken on an empty stomach. If possible, go to the toilet and empty your bowels before using your suppository.
Suppositories work best if your bowels are empty. Try not go to the toilet and open your bowels for at least an hour after inserting the suppository. The suppository takes about one hour to be completely absorbed and do its work. Use of Flagyl suppositories with condoms or diaphragms may increase the risk of rupturing the contraceptive device and hence make it ineffective. For treating infection, Flagyl tablets and suspension are usually taken for 7 days, however, your doctor may decide to reduce or extend your treatment.
Your doctor will tell you how much Flagyl to take. Flagyl suppositories are usually used for a short time after surgery. Your doctor may replace your suppositories with oral tablets or suspension as soon as possible. Do not stop taking your tablets or suspension or using your suppositories if you feel better. If you are taking more than a single dose of Flagyl, and it is almost time for your next dose, skip the dose you missed and take your next dose when you are meant to.
Otherwise, take it as soon as you remember, then go back to taking it as you would normally. You may need urgent medical attention.
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