What should I watch for?
Visit your doctor or health care professional as directed. Tell your doctor or healthcare professional if your symptoms do not start to get better or if they get worse.
This medicine may cause a decrease in vitamin B6 and vitamin B12. You should make sure that you get enough vitamin B6 and vitamin B12 while you are taking this medicine. Discuss the foods you eat and the vitamins you take with your health care professional.
Common and Rare Side Effects
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:
difficulty with breathing
discoloration of sputum
Black, tarry stools
continuing ringing or buzzing or other unexplained noise in the ears
painful or difficult urination
shortness of breath
sores, ulcers, or white spots on the lips or in the mouth
tightness in the chest
unusual bleeding or bruising
unusual tiredness or weakness
Get emergency help immediately if any of the following symptoms of overdose occur:
Symptoms of overdose
Blue lips, fingernails, or skin
dizziness or lightheadedness
feeling of constant movement of self or surroundings
irregular, fast or slow, or shallow breathing
sensation of spinning
Some 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. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:
general feeling of discomfort or illness
change or loss of taste
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.
Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.