Mucous membrane capsicum

Chill pepper Capsicum spp 3 Irritant to skin, eyes, mucous membranes... 

Capsicum is a powerful local stimulant its oleoresin or active principles (capsaicin) are strongly irritant to the eyes, tender skin, and mucous membranes, producing an intense burning sensation (martindale). 

Capsaicin (12.3) is the active, hot, ingredient in chili peppers. It has found uses medicinally in ointments to relieve neuropathic pain such as that in shingles and is widely employed as oleoresin capsicum (OC) or pepper spray for personal defense and as a non-lethal agent in riot control. It is a potent lachrymator and causes pain to the eyes, skin, and mucous membranes and temporary breathing difficulties. Its use in warfare is prohibited... 

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