Macrobid

(Nitrofurantoin)

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Treats urinary tract infections.

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Our bottom line

Macrobid (Nitrofurantoin) works best in young, otherwise healthy females. It shouldn't be used by children, the elderly, or people with kidney problems.

Quick facts about Nitrofurantoin
  • Drug class: Infection
  • Rx status: Prescription only
  • Generic status: Lower-cost generic available (nitrofurantoin)
Prices and discounts
Lowest price for 14 100mg capsules
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$20.36

Upsides

  • Macrobid (Nitrofurantoin) works well to treat urinary tract infections.
  • Young and otherwise healthy females have the best results when taking Macrobid (Nitrofurantoin).
  • It's not too common, but you can get a test done that'll show if Macrobid (Nitrofurantoin) will work for you.
Tried Nitrofurantoin? Write a review!

Downsides

  • Shouldn't be used for a long period of time.
  • Can't be used in children under 12 years old.
  • Interacts with drugs like probenecid and sulfinpyrazone.
  • Can't be used if you have kidney problems or don't urinate often (the medication could build up and cause toxicity).
Prices and discounts
Lowest price for 14 100mg capsules
Determining your location...
$20.36
How it works

Macrobid (Nitrofurantoin) is an antibiotic. It's used to treat urinary tract infections by killing bacteria in the urine.

Quick facts about Nitrofurantoin
  • Drug class: Infection
  • Rx status: Prescription only
  • Generic status: Lower-cost generic available (nitrofurantoin)
Tried Nitrofurantoin? Write a review!
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Side effect rates for Macrobid (Nitrofurantoin)

  • Nausea
  • Headache
  • Gas

Risks and Warnings for Macrobid (Nitrofurantoin)

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    • Higher risk if:
    • Pregnant women
    • Newborn babies

    Macrobid (Nitrofurantoin) can cause blood cells to break up and die. So it can't be used in pregnant women at term (38-42 weeks gestation), during labor and delivery, or when the onset of labor is imminent. For the same reason, the drug is contraindicated in newborn babies under one month of age.

Common concerns from people taking Macrobid (Nitrofurantoin)

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Pregnancy
Interactions
  • Interacts with drugs like probenecid and sulfinpyrazone.
Food
  • Take it with food (ideally breakfast and dinner) to prevent side effects and improve the drug's absorption.
  • Reviewed Nitrofurantoinon 7/1/2015They're not kidding when they say 'take with food', Eat half your meal, swallow the pill, then eat the rest.
    48
    Woman
    Less than a week
Kidneys and liver
  • Macrobid (Nitrofurantoin) can cause significant kidney problems. Don't take it if you haven't been urinating often enough or have a history of kidney problems.
  • There have been reports of liver damage in people taking Macrobid (Nitrofurantoin). Your doctor will do some blood tests to make sure you don't have liver damage before taking this medication. Call your doctor immediately if you have pain in your abdomen, yellowing of the skin or whites of the eyes, have dark urine, or light colored stool. All of these can be signs of changes to your liver.
  • Can't be used if you have kidney problems or don't urinate often (the medication could build up and cause toxicity).