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:
More common- Headache
- Itching skin
- Nausea
- Rash
- Stomach pain
- Swelling
- Burning feeling in chest or stomach
- Indigestion
- Stomach upset
- Swelling or inflammation of the mouth
- Tenderness in stomach area
- Vomiting
- Bleeding gums
- Blistering, peeling, loosening of skin
- Bloody or black, tarry stools
- Bloody or cloudy urine
- Burning upper abdominal pain
- Changes in vision
- Chest pain
- Chills
- Clay-colored stools
- Constipation
- Cough
- Dark-colored urine
- Diarrhea
- Difficult or labored breathing
- Difficulty swallowing
- Dizziness
- Dry cough
- Dry mouth
- Fast heartbeat
- Fever
- Fluid-filled skin blisters
- General feeling of tiredness or weakness
- Greatly decreased frequency of urination or amount of urine
- High blood pressure
- Hives or welts
- Increased sensitivity of skin to sunlight
- Increased thirst
- Joint pain, stiffness, or swelling
- Large, hive-like swelling on face, eyelids, lips, tongue, throat, hands, legs, feet, sex organs
- Light-colored stools
- Loss of appetite
- Muscle pain
- Pain in lower back or side
- Pinpoint red spots on skin
- Puffiness or swelling of the eyelids or around the eyes, face, lips or tongue
- Rapid breathing
- Red irritated eyes
- Red skin lesions, often with a purple center
- Redness or other discoloration of skin
- Severe or continuing stomach pain
- Severe sunburn
- Shortness of breath
- Skin thinness
- Sore throat
- Sores, ulcers, or white spots in mouth or on lips
- Stomach bloating, burning, or cramping
- Swelling of face, fingers, feet or lower legs
- Tightness in chest
- Unpleasant breath odor
- Unusual bleeding or bruising
- Unusual tiredness or weakness
- Vaginal bleeding
- Vomiting of blood or material that looks like coffee grounds
- Weight gain or loss
- Wheezing
- Yellow eyes or skin
- Agitation
- Blurred vision
- Coma
- Confusion
- Depression
- Hostility
- Irregular, fast or slow, or shallow breathing
- Irritability
- Muscle twitching
- Nervousness
- Pain or discomfort in chest, upper stomach, or throat
- Pale or blue lips, fingernails, or skin
- Pounding in the ears
- Seizures
- Severe stomach pain
- Slow heartbeat
- Stupor
- Unusual drowsiness, dullness, or feeling of sluggishness
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:
More common- Acid or sour stomach
- Belching
- Bloated full feeling
- Continuing ringing or buzzing or other unexplained noise in ears
- Excess air or gas in stomach or intestines
- Hearing loss
- Indigestion
- Mild diarrhea
- Passing gas
- Increased sweating
- Sleepiness or unusual drowsiness
- Sleeplessness
- Trouble sleeping
- Unable to sleep
- Anxiety
- Burning, crawling, itching, numbness, prickling, "pins and needles", or tingling feelings
- Feeling of constant movement of self or surroundings
- General feeling of discomfort or illness
- Increased appetite
- Lack or loss of strength
- Lightheadedness
- Sensation of spinning
- Shakiness in legs, arms, hands, feet
- Trembling or shaking of hands or feet
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.

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