Intense assaults quite often begin with extreme pain in the stomach area yet at times in the midsection, back, or thighs, and are frequently joined via nausea, vomiting, and constipation. Heart rate and circulatory strain are generally expanded. These Porphyria Symptoms and signs are all because of the impacts of the infection on the sensory system... https://herbsnaturalclinic.wordpress.com/2015/07/06/what-do-you-know-about-porphyria-disease/