Table 1.

Symptoms of histamine intolerance from a specific organ.

	Symptoms of Histamine Intolerance
Respiratory system	rhinorrhea, rhinitis, nasal congestion, dyspnea, sneezing
Cardiovascular system	tachycardia, hypotonia, collapse
Gastrointestinal system	bloating, flatulence, postprandial fullness, diarrhea, abdominal pain, constipation, nausea, vomiting
Reproductive system	menstrual cramps, dysmenorrhea
Skin	pruritus, flushing, urticarial, dermatitis, swelling
Nervous system	headache/migraine, dizziness, chronic inappropriate fatigue, nervousness, sleep disturbances (insomnia), anxiety, panic disorder, depression