Allergy to class/drug
Porphyria
Relative: cardiovascular disease, hypotension, respiratory disease
Caution if: severe anemia, extreme obesity, debilitated patients, renal/hepatic/endocrine/circulatory dysfunction, obstructive pulmonary disease, severe HTN, status asthmaticus
Methohexital
Edrophonium
Doxylamine
Atropine
Tizanidine
Neostigmine
Succinylcholine
Fomepizole