What should I watch for?
It may take a few weeks to notice the full benefit from this medicine.
You may need to limit your intake of tea, coffee, caffeinated sodas, and alcohol. These drinks may make your symptoms worse.
You may get drowsy or dizzy. Do not drive, use machinery, or do anything that needs mental alertness until you know how this medicine affects you. Do not stand or sit up quickly, especially if you are an older patient. This reduces the risk of dizzy or fainting spells. Alcohol may interfere with the effect of this medicine. Avoid alcoholic drinks.
Your mouth may get dry. Chewing sugarless gum or sucking hard candy, and drinking plenty of water may help. Contact your doctor if the problem does not go away or is severe.
This medicine may cause dry eyes and blurred vision. If you wear contact lenses, you may feel some discomfort. Lubricating drops may help. See your eye care professional if the problem does not go away or is severe.
Avoid extreme heat. This medicine can cause you to sweat less than normal. Your body temperature could increase to dangerous levels, which may lead to heat stroke.
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:
bloody or cloudy urine
difficult, burning, or painful urination
frequent urge to urinate
lower back or side pain
Incidence not known
Decrease in the frequency of urination
decrease in the urine volume
difficulty in passing urine
dribbling or painful urination
Get emergency help immediately if any of the following symptoms of overdose occur:
Symptoms of overdose
Changes in vision
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:
Acid or sour stomach
difficulty having a bowel movement (stool)
stomach discomfort, upset, or pain
Incidence not known
bloating or swelling of the face, arms, hands, lower legs, or feet
changes in vision
cough producing mucus
difficulty with breathing
difficulty with moving
dryness or soreness of the throat
general feeling of discomfort or illness
itching of the vagina or genital area
loss of appetite
muscle aches and pains
pain during sexual intercourse
pain or tenderness around the eyes and cheekbones
pounding in the ears
shortness of breath or troubled breathing
slow or fast heartbeat
tender, swollen glands in the neck
thick, white vaginal discharge with no odor or with a mild odor
tightness in the chest
tingling of the hands or feet
trouble with swallowing
unusual weight gain or loss
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.