The rate of intravenous Fosphenytoin sodium injection administration should not exceed 150 mg phenytoin sodium equivalents (PE) per minute because of the risk of severe hypotension and cardiac arrhythmias. Careful cardiac monitoring is needed during and after administering intravenous Fosphenytoin sodium injection.
Does scar tissue developed after heart attack can lead to heart failure? Yes: The area that is scarred does not work and help in the pumping and the heart gets weaker. The scarred tissue also impedes the contraction and makes the pumping even weaker, and it does not conduct electrical current like the normal muscles. The weaker heart, puts out less blood that goes in the heart, hence, the heart failure. ...Read more.
Symptoms Symptoms of a heart attack. If you have a heart attack, you will most likely feel pain or discomfort in the middle of your chest. This pain is often described as a sensation of heaviness, tightness or squeezing, or it may feel like bad indigestion. The pain may come on suddenly causing you to collapse.uring a heart attack, you may develop life-threatening heart rhythms â this is why itâs a medical emergency. If you suspect that you or someone youâre with is having a heart attack, call for emergency help immediately.