Letairis Side Effects
What should I watch for?
Visit your doctor for regular check ups. Tell your doctor or healthcare professional if your symptoms do not start to get better or if they get worse.
This medicine can cause birth defects. Do not get pregnant while taking this drug. Females with child-bearing potential will need to have a negative pregnancy test before starting this medicine and every month while taking this medicine. Use 2 reliable forms of birth control together while you are taking this medicine and for 1 month after you stop taking this medicine. If you think that you might be pregnant talk to your doctor right away.
Because of the risks of birth defects, this medicine is available only through a special program. Doctors, pharmacies, and patients must meet all of the conditions of the program. Your health care provider will help you get signed up with the program if you need this medicine.
This medicine has caused reduced sperm counts in some men. This may interfere with the ability to father a child. You should talk with your doctor or health care professional if you are concerned about your fertility.
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:
Bloating or swelling of the face, arms, hands, lower legs, or feet
rapid weight gain
tingling of the hands or feet
unusual weight gain or loss
fast, irregular, pounding, or racing heartbeat or pulse
pain or tenderness around the eyes and cheekbones
stuffy or runny nose
tightness of the chest
unusual tiredness or weakness
Incidence not known
Abdominal or stomach pain or tenderness
clay colored stools
decrease in the amount of urine
dilated neck veins
large, hive-like swelling on the face, eyelids, lips, tongue, throat, hands, legs, feet, or sex organs
loss of appetite
noisy, rattling breathing
skin rash, itching
troubled breathing at rest
troubled breathing with exertion
yellow skin or eyes
Get emergency help immediately if any of the following symptoms of overdose occur:
Symptoms of overdose
dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position
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:
Difficulty having a bowel movement (stool)
feeling of warmth
redness of the face, neck, arms, and occasionally, upper chest
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.