Brand Names : Furadantin, Macrobid, Macrodantin, Apo-Nitrofurantoin, Novo-Furantoin
Side Effects of This Medicine
Along with its needed effects, a medicine may cause some unwanted effects.
Although not all of these side effects may occur, if they do occur they may
need medical attention.
Check with your doctor immediately
if any of
the following side effects occur:
Changes in facial skin color; chest
pain; chills; cough; fever; general feeling of discomfort
or illness; hives; hoarseness; itching; joint or muscle
pain; shortness of breath; skin rash; sudden trouble in swallowing or breathing; swelling of face, mouth, hands, or feet; troubled breathing
Black, tarry stools; blood in urine
or stools; burning, numbness, tingling, or painful
sensations; dizziness; drowsiness; headache; pinpoint
red spots on skin; sore throat; unusual bleeding or bruising; unusual tiredness or
weakness; weakness in arms, hands, legs, or feet
Abdominal or stomach pain; blistering,
peeling, or loosening of skin and mucous membranes; bluish color of skin; blurred vision or loss of vision,
with or without eye pain; bulging fontanel in infants; confusion; darkening of
urine; diarrhea, watery and severe, which may also
be bloody; loss of appetite; mental depression; mood or mental changes; nausea or vomiting; pale skin; pale stools; red skin lesions, often
with a purple center; red, thickened, or scaly skin; skin rash; sores, ulcers,
or white spots on lips or in mouth; swollen or painful
glands; unpleasant breath odor; visual changes; vomiting of blood; wheezing or tightness in chest; yellow eyes or skin
Other side effects may occur that usually do not need medical attention.
These side effects may go away during treatment as your body adjusts to the
medicine. However, check with your doctor if any of the following side effects
continue or are bothersome:
After you stop using this medicine, your body
may need time to adjust. The length of time this takes depends on the amount
of medicine you were using and how long you used it. During this period of
time check with your doctor immediately
notice any of the following side effects:
Abdominal or stomach cramps or pain,
severe; diarrhea, watery and severe, which may also
be bloody; fever
This medicine may cause the urine to become rust-yellow
to brown. This side effect does not require medical attention.
Nitrofurantoin may cause a temporary loss of hair in some people.
Other side effects not listed above may also occur in
some patients. If you notice any other effects, check with your doctor.