According to a case report about a 24-year old woman (PubMed Central), in agoraphobia, during a panic attack, the sympathetic nervous system is activated, which results in adrenaline release, which causes symptoms, such as:
...pounding heart, shortness of breath nervousness, dizziness, losing
control on himself for few minutes.
So, from symptoms ...
Aadrenaline will generally quickly worsen heart failure because
it massively increases peripheral vascular resistance and thus after-load on the heart.
It significantly increases myocardial oxygen demand and in heart failure due to ischaemic heart disease this can quickly lead to myocardial infarction.
Do the effects of epinephrine not last long enough