flagyl works best when there is a constant amount in the blood. take your flagyl doses at evenly spaced intervals, day and night, and try to avoid missing any. if you are being treated for the sexually transmitted genital infection called trichomoniasis, your doctor may want to treat your partner at the same time, even if there are no symptoms. try to avoid sexual intercourse until the infection is cured. if you do have sex, use a condom.

flagyl can be taken with or without food. it may cause dry mouth. hard candy, chewing gum, or bits of ice can help to relieve the problem.

flagyl dosage for adults:

• trichomoniasis: one-day treatment: 2 grams of flagyl, taken as a single flagyl dose or divided into 2 doses (1 gram each) taken in the same day. seven-day course of treatment: 250 milligrams 3 times daily for 7 consecutive days.
  
  
• acute intestinal amebiasis (acute amebic dysentery): the usual flagyl dose is 750 milligrams taken by mouth 3 times daily for 5 to 10 days.
  
  
• amebic liver abscess: the usual dose of flagyl is 500 milligrams or 750 milligrams taken by mouth 3 times daily for 5 to 10 days.
  
  
• anaerobic bacterial infections: the usual adult oral dosage of flagyl is 7.5 milligrams per 2.2 pounds of body weight every 6 hours.

flagyl dosage for older adults:

your doctor will test to see how much medication is in your blood and will adjust your dosage if necessary.

flagyl dosage for children:

• amebiasis: the usual dose is 35 to 50 milligrams for each 2.2 pounds of body weight per day, divided into 3 doses taken for 10 days. the safety and efficacy of flagyl for any other condition in children have not been established.

flagyl overdosage: any medication taken in excess can have serious consequences. if you suspect an overdose, seek medical treatment immediately. symptoms of flagyl overdose may include: lack of muscle coordination, nausea, vomiting.

if you miss a dose of flagyl: take it as soon as you remember. if it is almost time for your next dose skip the one you missed and go back to your regular schedule. do not take 2 doses at once.

storage instructions for flagyl: store at room temperature. protect from light.

preparations of flagyl: tablets 200mg, 250mg, 400mg, 500mg.

side effects of flagyl cannot be anticipated. if any develop or change in intensity, tell your doctor immediately. only your doctor can determine whether it is safe for you to continue taking flagyl.

two serious side effects that have occurred with flagyl are seizures and numbness or tingling in the arms, legs, hands, and feet. if you experience either of these symptoms, stop taking the medication and call your doctor immediately.

more common side effects of flagyl: may include abdominal cramps, constipation, diarrhea, headache, loss of appetite, nausea, upset stomach, vomiting.

less common side effects of flagyl: may include blood disorders, confusion, dark urine, decreased sex drive, depression, difficulty sleeping, dizziness, dry mouth (or vagina or vulva), fever, flushing, furry tongue, hives, inability to hold urine, increased production of pale urine, inflamed mouth or tongue, inflammation of the rectum, irritability, lack of muscle coordination, metallic taste, occasional joint pain, pain during sexual intercourse, painful or difficult urination, pelvic pressure, rash, stuffy nose, vertigo, weakness, yeast infection (candida) in vagina.