bpc-157 intranasal administration study bpc 157 and TB-500 Nasal Spray bpc-157 intranasal administration study BPC-157

Crohns causes swelling and thickening when it affects bowel tissues, which may block the bowel passage

So a caveat to answer part of that and then to continue with your question

Maintaining vascular health in diabetic patients preventing retinopathy development

BPC 157 therapy can recover glaucomatous rats, normalize intraocular pressure, maintain retinal integrity, recover pupil function, recover retinal ischemia, and corneal injuries (i.e., maintain transparency after complete corneal abrasion, corneal ulceration, and counteract dry eye after lacrimal gland removal or corneal insensitivity) [2,45,86,111,112,113,114]