Can cause side effects like in heart - Slow heart rate
heart failure
low blood pressure
tingling of hands and bruising.
Central Nervous System - Lightheadedness
mental depression
sleeplessness
weakness
fatigue
visual disturbances
hallucinations
vivid dreams
memory loss
emotional lability
fatigue
lethargy and vivid dreams.
Gastrointestinal - Nausea
vomiting
stomach upset
abdominal cramping
diarrhea and constipation.
Allergic reactions - Shock
rash
fever combined with pain and sore throat and respiratory distress.
Respiratory - Asthma.
Blood - Bruising
decrease in white blood cells and platelets.
Skin - Skin inflammation
rash
hives
hair loss and redness of the skin.
Genitourinary - Male impotence and peyronies disease (penis in duration).