Bronchodilators are also meds that help control symptoms of asthma. It’s a quick relief for any asthma attacks, yet there are others that lasts longer about 12 hours. There are also some over the counter medications like saline or Salt-water solutions and artificial tears. However, these bronchodilators still have some side-effects affecting your system with very fast heartbeat and also causes high blood pressure. To avoid harming your body with these meds, consult an expert Naturopath or click the link to learn more about natural treatments…http://www.naturaltherapies.com/allergies-2/