Along with its needing effects, a drug 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 family doctor immediately if any of the following side effects was happen
Less common
Arm, back or jaw pain; blurred vision; chest pain or discomfort; chest tightness or heaviness; chills; cold sweats; confusion; dizziness; fainting; faintness, or lightheadedness when getting up from a lying or sitting position suddenly; fast or irregular heartbeat; headache; nausea; nervousness; pain or discomfort in arms, jaw, back or neck; pounding in the ears; shortness of breath; slow or fast heartbeat; sweating; unusual tiredness or weakness; vomiting
Rare
Painful or prolonged erection of the penis
More common side effects may occur that usually don't needed medical attention. These side effects may go away during treat as your body adjusts to the drug. However, check with your family doctor if any of the following side effects continue or are bothersome.
More Common
Acid or sour stomach; belching; heartburn; indigestion; stomach discomfort, upset, or pain
Less common
Bloody nose; burning, crawling, itching, numbness, prickling, "pins and needles" , or tingling feelings; burning feeling in chest or stomach; burning, dry or itching eyes; body aches or pain; congestion; cough; diarrhea; difficulty in moving; difficulty swallowing; dry mouth; dryness or soreness of throat; eye pain; excessive eye discharge; fever; feeling of constant movement of self or surroundings; feeling of warmth redness of the face, neck, arms and occasionally, upper chest; hoarseness; increased erection; itching skin; joint pain; lack or loss of strength; loose stools; muscle aching or cramping; muscle pains or stiffness; nasal congestion; neck pain; pain; pain in arms andlegs; pain or burning in throat; rash; redness, pain, swelling of eye, eyelid, or inner lining of eyelid; reduced sensitivity to touch; runny nose; sensation of spinning; sleepiness or unusual drowsiness; sleeplessness; sores, ulcers, or white spots on lips or tongue or inside the mouth; spontaneous penile erection; stomach upset; swelling of eyelids; swelling or puffiness of eye or face; swollen joints; tearing; tender, swollen glands in neck; tenderness in stomach area; trouble sleeping; unable to sleep; upper abdominal pain; voice changes; watering of eyes
More common side effects not listed above may also occur in some diseaseds. If you notice any other effects, check with your family doctor.
Rare
Changes in color vision