Proventil can quickly relieve your asthma or bronchospasm symptoms, giving you the ability to breathe freely when you need it most. Whether you’re exercising, working, or simply enjoying life, Proventil helps keep your airways open, so you don’t have to let breathing problems hold you back. In moments of shortness of breath or tightness in your chest, Proventil works fast, bringing you immediate comfort and peace of mind.