According to HowStuffWorks, the effects of bear spray on humans include temporary blindness, breathing difficulty, swelling of the face, burning eyes and lungs, swollen mucous membranes and nasal irritation. Bear spray contains capsaicin, the same ingredient in human defensive pepper sprays. Bear spray does not cause permanent injury to humans or bears.Continue Reading
Sabre Security Equipment Corporation explains that the most common effects of pepper spray on humans are coughing, dry eyes, hyperventilation, shortness of breath, nasal discharge, eye closure, high blood pressure, anxiety and numbness. In addition to bear and human defense sprays, capsaicin is a common ingredient in muscle rub creams that work to temporary relieve pain by numbing the affected area.
According to UDAP Industries, creators of Pepper Power bear spray, the specific potency of pepper spray depends on the level of active ingredients in each product. Bear deterrents have a spray range of up to 30 feet and contain between 1.0 and 2.0 percent of active CRC, a compound derived from hot chili peppers.
The Pepper Spray store explains that human pepper spray typically contains approximately 1.33 percent active CRC. While the CRC levels are in the same range, the main difference between human defense pepper spray and bear spray is that bear pepper spray must first be tested and approved by the Environmental Protection Agency (EPA) to ensure the products are humane.Learn more about Side Effects
Those who are allergic to the ingredients in Motrin may experience hives, difficulty breathing and swelling of the face or throat, according to Drugs.com. If this occurs, stop taking the medication, and also seek medical help immediately.Full Answer >
Use of biotin in high doses has been shown to cause hives, difficulty breathing and swelling of the face, lips, tongue and throat. These effects are uncommon in normal doses, claims Drugs.com.Full Answer >
Medical professionals consider vitamin B-12 to be non-toxic, but a small number of people who are allergic to the vitamin or some other component of a dietary supplement may experience numbness or tingling in the extremities and face, skin rashes and acne, nausea, difficulty swallowing and diarrhea, according to Methylcobalamin Info. Analyphylactic shock is also possible in such individuals, but exceedingly rare.Full Answer >
Common side effects of dimethyl sulfoxide in humans include swelling of the face, difficulty breathing, and swelling of the lips, throat and tongue. Some patients may experience irritation upon initial insertion of the medicine but find that the discomfort declines after several treatments, explains Everyday Health.Full Answer >