Drug information provided by: Merative, Micromedex®

It is very important that your doctor check your progress at regular visits. This will allow your doctor to see if the medicine is working properly and to decide if you should continue to receive it. Blood tests may be needed to check for unwanted effects.

Serious muscle reactions have occurred within hours to weeks after receiving this medicine. If you start to have muscle weakness, loss of bladder control, or trouble with swallowing, talking, or breathing, call your doctor right away. In some patients, these problems could be life-threatening and may require an immediate treatment in a hospital or clinic.

This medicine may cause serious allergic reaction, including anaphylaxis, which can be life-threatening and requires immediate medical attention. Call your doctor right away if you have a chest tightness, cough, difficulty swallowing, dizziness, fast heartbeat, hives, itching, or skin rash, puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue, or unusual tiredness while you are receiving this medicine.

This medicine may increase the risks of heart rhythm problems (eg, arrhythmia) or heart attack. These are more likely to occur if you have heart or blood vessel disease. Check with your doctor right away if you have dizziness, fainting, fast, slow, or irregular heartbeat, chest pain or discomfort, pain or discomfort in the arms, jaw, back or neck, trouble breathing, nausea, or vomiting.

This medicine may reduce blinking of the eye, tear production, and cornea problems. Check with your doctor right away if blurred vision, eye irritation, increased sensitivity of the eyes to sunlight, or any other change in vision occurs during or after treatment. Your doctor may want your eyes be checked by an ophthalmologist (eye doctor).

This medicine may cause eye or vision problems, loss of strength, or muscle weakness. Do not drive or do anything else that could be dangerous until you know how this medicine affects you.

Do not take other medicines unless they have been discussed with your doctor. This includes prescription or nonprescription (over-the-counter [OTC]) medicines and herbal or vitamin supplements.