The intake of certain agents have been reported to trigger an attack of<unk> . These agents include: * recreational agents (e.g. nicotine in tobacco and other forms, alcoholic beverages, marijuana, cocaine); * catecholamine-like stimulants (e.g. epinephrine, dopamine,<unk> rious amphetamines); * the uterus-contracting drug, ergonovine; * parasympathomimetic drugs (e.g. acetylcholine, methacholine); * anti-migraine drugs (e.g.<unk> rious triptans); * chemotherapeutic drugs (e.g. 5-fluorouracil, capecitabine); * high consumption of energy drinks have been associated with<unk> . In addition, hyperventilation and virtually any stressful emotional or physical (e.g. cold exposure) event that is suspected of causing significant rises in the blood levels of catecholamines may trigger<unk> .
Variant angina
Microvascular angina
Unstable angina
Coronary steal
Bundle branch block
Atopy
Palisade 
Renal angina