How can individuals with multiple allergies, including Crested Wheatgrass, effectively manage their condition?

Individuals with multiple allergies, including Crested Wheatgrass, can manage their condition through a combination of avoidance, medication and immunotherapy.

Firstly, one should aim to avoid allergens. In case of Crested Wheatgrass, reducing exposure can be done by avoiding areas where it grows abundantly, particularly during its peak pollen-producing period, typically in the spring and early summer. Thoroughly washing clothing and showering after outdoor activities can also help.

Medication plays a crucial role, too. Over-the-counter antihistamines can mitigate sneezing, runny nose or hives which are common allergic reactions. Decongestants can offer relief from nasal congestion. Corticosteroids, available as nasal sprays or oral medication, can also be useful in reducing inflammation caused by an allergic reaction. However, these should ideally be used under medical supervision since long-term use can have side effects.

Allergy shots, also known as immunotherapy, can also be a way to manage severe allergies. Under a professional's supervision, small doses of the allergen are injected over time to gradually increase the body’s tolerance. This can be highly effective, particularly when avoidance and medication alone don't provide adequate relief.

On top of this, creating an 'allergy-proof' home environment can make a significant difference. Utilizing high-efficiency particulate air (HEPA) purifiers, maintaining a dust-free space, changing air filters regularly, and using allergen-proof bed covers can help limit exposure to common household allergens.

It's crucial, however, to consult with an allergist, who can precisely identify what allergens are causing reactions and propose personalized management strategies. Remember, every individual's response to allergies and treatment is unique, requiring customized care.