Furadantin Oral

In Depth

Generic Name: NITROFURANTOIN SUSPENSION - ORAL
Pronounced: (NYE-trow-fyour-AN-toe-in)

Furadantin Oral Side Effects

Nausea, vomiting, loss of appetite, headache, dizziness, or drowsiness may occur. Take this medication with food to help minimize nausea. If any of these effects persist or worsen, notify your doctor or pharmacist promptly.

Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.

This medication may cause your urine to turn dark yellow or brown in color. This is usually a harmless, temporary effect and will disappear when the medication is stopped. However, dark brown urine can also be a sign of rare side effects (liver problems or anemia). Therefore, seek immediate medical attention if you notice dark urine along with any of the following symptoms:

persistent nausea/vomiting
stomach/abdominal pain
yellowing eyes/skin
tiredness
fast/pounding heartbeat

Tell your doctor immediately if any of these rare but very serious side effects occur:

eye pain
vision changes
mental/mood changes
persistent/severe headaches
new signs of infection (e.g., fever, persistent sore throat)
easy bruising/bleeding

Seek immediate medical attention if you develop the following rare but very serious side effects:

numbness/tingling of the hands/feet
unusual muscle weakness

This medication may rarely cause very serious (possibly fatal) lung problems. Lung problems may occur within the first month of treatment or after long-term use of nitrofurantoin (generally for 6 months or longer). Seek immediate medical attention if you develop symptoms of lung problems, including:

persistent cough
chest pain
shortness of breath/trouble breathing
joint/muscle pain
bluish/purplish skin

This medication may rarely cause a severe intestinal condition (pseudomembranous colitis) due to a resistant bacteria. This condition may occur during treatment or even weeks to months after treatment has stopped. Do not use anti-diarrhea products or narcotic pain medications if you have the following symptoms because these products may make them worse. Tell your doctor immediately if you develop:

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