Xenical Side Effects
What should I watch for?
This medicine can cause decreased absorption of some vitamins. You should take a daily multivitamin that contains normal amounts of vitamins D, E, K and beta-carotene or vitamin A. Take the multivitamin once per day at bedtime unless otherwise directed by your doctor or healthcare professional.
You should use this medicine with a reduced-calorie diet that contains no more than about 30 percent of the calories from fat. Divide your daily intake of fat, carbohydrates, and protein evenly over your 3 main meals. Follow a well-balanced, reduced-calorie, low fat diet. Try starting this diet before taking this medicine. Following a low fat diet can help reduce the possible side effects from this medicine.
Do not use this medicine if you are pregnant. Losing weight while pregnant is not advised and may cause harm to the unborn child. Talk to your health care professional or pharmacist for more information.
This medicine may cause a decrease in vitamin D. You should make sure that you get enough vitamin D 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
general feeling of discomfort or illness
loss of appetite
loss of voice
lower back or side pain
muscle aches and pains
unusual tiredness or weakness
Tightness in the chest
tooth or gum problems
Bloody or cloudy urine
change in hearing
difficult or painful urination
frequent urge to urinate
general tiredness and weakness
joint pain, stiffness, or swelling
large, hive-like swelling on the face, eyelids, lips, tongue, throat, hands, legs, feet, or sex organs
pain in the ears
redness of the skin
shortness of breath
swelling of the eyelids, face, lips, hands, or feet
upper right abdominal or stomach pain
yellow eyes and skin
Incidence not known
cool, pale skin
dry skin and hair
hoarseness or husky voice
loss of appetite
muscle cramps and stiffness
pains in the stomach, side, or abdomen, possibly radiating to the back
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:
Abdominal or stomach pain or discomfort
difficulty with moving
gas with leaky bowel movements
inability to hold bowel movement
increases in bowel movements
loss of bowel control
oily bowel movements
oily spotting of underclothes
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.