Instructions

Take the medicine with food.

This medicine will work best if you take it at about the same time every day.

Store at room temperature away from heat, light, and moisture. Do not keep in the bathroom.

It is important that you keep taking each dose of this medicine on time even if you are feeling well.

If you forget to take a dose on time, take it as soon as you remember. If it is almost time for the next dose, do not take the missed dose. Return to your normal schedule. Do not take 2 doses at one time.

Drug interactions can change how medicines work or increase risk for side effects. Tell your health care providers about all medicines taken. Include prescription and over-the-counter medicines, vitamins, and herbal medicines. Speak with your doctor or pharmacist before starting or stopping any medicine.

Tell your doctor if symptoms do not get better or if they get worse.

This medicine may affect your blood sugar levels. If you have diabetes, talk to your doctor before changing the dose of your diabetes medicine.

Keep all appointments for medical exams and tests while on this medicine.

Cautions

Always wash your hands after handling this medicine.

This medicine is not approved for use by women.

Tell your doctor and pharmacist if you ever had an allergic reaction to a medicine.

This medicine is associated with an increased risk of serious heart problems, heart attack, and stroke. Please speak with your doctor about the risks and benefits of using this medicine. Contact your doctor immediately if you experience chest pain or difficulty breathing.

Do not use the medication any more than instructed.

Women who are pregnant or in their childbearing years should not touch or handle this medicine. This medicine can be absorbed through the woman's skin and harm the unborn baby.

If you have a painful erection or an erection for more than 4 hours, seek medical care right away.

Do not share this medicine with anyone who has not been prescribed this medicine.

Some patients have serious side effects from this medicine. Ask your pharmacist to show you the information from the Food and Drug Administration (FDA) and discuss it with you.

Side Effects

The following is a list of some common side effects from this medicine. Please speak with your doctor about what you should do if you experience these or other side effects.

• acne
• hair loss
• headaches
• nausea and vomiting
• problems with sexual functions or desire
• change in skin color
• oily skin

Call your doctor or get medical help right away if you notice any of these more serious side effects:

• agitated feeling or trouble sleeping
• anger or hostile feelings
• breast pain or swelling
• breathing interruption during sleep
• chest or jaw pain
• depression or feeling sad
• swelling of the legs, feet, and hands
• fainting
• severe or persistent headache
• fast or irregular heart beats
• high blood pressure
• sudden leg pain, swelling, warmth or redness
• signs of liver damage (such as yellowing of eye or skin, dark urine, or unusual tiredness)
• mood changes
• rapid breathing
• shortness of breath
• symptoms of stroke (such as one-sided weakness, slurred speech, confusion)
• excessive or unusual sweating
• increased urinary frequency
• waking up at night to urinate
• difficulty or discomfort urinating
• sudden change or loss of vision

A few people may have an allergic reaction to this medicine. Symptoms can include difficulty breathing, skin rash, itching, swelling, or severe dizziness. If you notice any of these symptoms, seek medical help quickly.