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- The proper way to use
- Precautions to keep in mind
- Common known side effects
Common known 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:
Rare
- Black, tarry stools- blood in urine or stools- bone or joint pain- cough or hoarseness- darkening of urine- lower back or side pain- nosebleeds or other unusual bleeding or bruising- pain, tenderness, swelling, or bluish color in leg or foot- painful or difficult urination- pale stools- pinpoint red spots on skin- shortness of breath or cough- sore throat, chills, and fever- sores, ulcers, or white spots on lips or in the mouth- swollen or painful glands- unusual tiredness or weakness- wheezing, tightness in chest, or troubled breathing- yellow eyes or skinSymptoms of overdose
- Body spasm in which head and heels are bent backward and body is bowed forward- clumsiness or unsteadiness- convulsions (seizures)—especially in small children- dizziness (severe) or fainting- drowsiness (severe)- fast or irregular heartbeat- high or low blood pressure (hypertension or hypotension)- irregular, slow, or shallow breathing- large pupils- nausea or vomiting (severe)- overactive reflexes followed by underactive reflexes- poor control in body movements (for example, when reaching or stepping)- sudden decrease in amount of urine- trembling, twitching, or abnormal body movementsCheck with your doctor as soon as possible if any of the following side effects occur:
More common
- Blurred vision or double vision- continuous back-and-forth eye movementsLess common
- Actions that are out of control- behavioral changes (especially in children)- confusion, agitation, or hostility (especially in the elderly)- diarrhea (severe)- discouragement- drooling- fear- feeling of unreality- feeling sad or empty- headache (continuing)- increase in seizures- irritability- lack of appetite- loss of balance control- loss of interest or pleasure- muscle trembling, jerking, or stiffness- nausea and vomiting (severe)- other problems with muscle control or coordination- sense of detachment from self or body- shakiness and unsteady walk- shuffling walk- skin rash, hives, or itching- stiffness of limb- sudden, wide mood swings- talking, feeling, and acting with excitement- thoughts or attempts of killing oneself- tiredness- trouble concentrating- trouble sleeping- twisting movements of the body- uncontrolled movements, especially of face, neck, and back- unusual drowsinessRare
- Chest pain- difficulty in speaking or slurred speech- fainting- frequent urination- irregular, pounding, or unusually slow heartbeat- mental depression with restlessness and nervousness or other mood or mental changes- muscle or stomach cramps- numbness, tingling, pain, or weakness in hands and feet- rapid weight gain- rigidity- ringing, buzzing, or other unexplained sounds in the ears- sudden decrease in amount of urine- swelling of face, hands, feet, or lower legs- trembling- uncontrolled body movements- visual hallucinations (seeing things that are not there)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
- Clumsiness or unsteadiness- dizziness (mild)- drowsiness (mild)- lightheadedness- nausea or vomiting (mild)Less common or rare
- Accidental injury- aching joints or muscles- acid or sour stomach- back pain- belching- constipation- diarrhea- dryness of mouth- headache- heartburn- increased sensitivity of skin to sunlight (skin rash, itching, redness or other discoloration of skin, or severe sunburn)- increased sweating- indigestion- irritation or soreness of tongue or mouth- itching skin- lack or loss of strength- loss of appetite- loss of hair- loss of memory- problems with memory- sexual problems in males- sleepiness- stomach pain, upset, or discomfortOther side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.
- The proper way to use
- Precautions to keep in mind
- Common known side effects
