Urinary Tract Infection
"Just started and have chills, no symptoms have subsided. I am surprised at all the people here who list what the manufacturer states as &#039;serious&#039; side effects! Inform your doctor straightaway if any of the following rare but very serious side effects occur:



New signs of infection (e.g. fever or persistent sore throat)

Easy bruising or bleeding

Mental or mood changes

Persistent or severe headaches

Vision changes

Generic Macrobid (Nitrofurantoin) may turn your urine dark yellow to brown in color. This is a harmless side effect that will disappear as soon as you stop taking the medication.



In rare cases, Generic Macrobid (Nitrofurantoin) may cause very serious lung problems. Seek immediate medical attention if you notice any of the following"