Serious side effects from iloprost inhalation are not likely to occur. Seek emergency medical attention if you experience an allergic reaction (difficulty breathing; closing of your throat, swelling of your lips, tongue, or face; or hives).
Other, less serious side effects may also occur. Continue to use iloprost inhalation and talk to your doctor if you experience
dry mouth, nose, or throat after use;
coughing or throat irritation;
hoarseness or deepening of the voice;
headache, dizziness, or lightheadedness;
nausea;
flushing; or
jaw tightness or pain..
