Many people are hypersensitive to Sulfiting Agents which are used in the processing of beer, baked goods, and some imported seafood. They are also used by restaurants to impart a “fresh” appearance to salad, fruits, and vegetables.
NSAIDs are among the most common pain relief medicines in the world. But 8 to 20 % of asthmatic patients experienced respiratory arrest by ingestion of any type of NSAIDs.
In some cases, this reaction can lead to death in aspirin-sensitive asthmatics. It also raises the risk of heart problems.
Beta-Adrenergic Antagonists are a class of drugs that act on the β2 adrenergic receptor. It affects smooth muscle, which causes dilation of bronchial passages, vasodilatation in muscle. It is primarily used to treat pulmonary disorders like asthma.