Norfloxacin Side Effects and Warnings

What are the precautions when taking this medicine?

• If you have kidney disease, talk with healthcare provider.

• If you have low potassium levels, talk with healthcare provider.

• If you have seizures, talk with healthcare provider.

• Check medicines with healthcare provider. This medicine may not mix well with other medicines.

• Do not take dairy products, antacids, didanosine, multivitamins, minerals (calcium, iron, zinc, magnesium), nutritional supplements, or sucralfate within 4 hours of this medicine.

• Limit caffeine (for example, tea, coffee, cola) and chocolate intake. Use with this medicine may cause nervousness, shakiness, and fast heartbeat.

• You can get sunburned more easily. Avoid sun, sunlamps, and tanning beds. Use sunscreen; wear protective clothing and eyewear.

• Tell healthcare provider if you are pregnant or plan on getting pregnant.

What are some possible side effects of this medicine?

• Headache.

• Feeling dizzy. Rise slowly over several minutes from sitting or lying position. Be careful climbing.

• Belly pain.

• Nausea or vomiting. Small frequent meals, frequent mouth care, sucking hard, sugar-free candy, or chewing sugar-free gum may help.

• Diarrhea. Yogurt, Bifidobacterium bifidum, or Lactobacillus acidophilusmay help. These products are available at health food stores or in some pharmacies.

• Tendons can rarely get irritated and tear.

• Severe allergic reactions can rarely occur.

Reasons to call healthcare provider immediately

• If you suspect an overdose, call your local poison control center or emergency department immediately.

• Signs of a life-threatening reaction. These include wheezing; chest tightness; fever; itching; bad cough; blue skin color; fits; or swelling of face, lips, tongue, or throat.

• Fast heartbeat.

• Severe dizziness or passing out.

• Severe nausea or vomiting.

• Severe diarrhea, even after medicine is stopped.

• Pain in back of the ankle.

• Joint pain or swelling.

• Numbness or tingling of hands or feet.

• Any rash.

• No improvement in condition or feeling worse.