• Cockroaches are insects that reside in various locations around the world. These pests adapt readily to a different types of environments. cockroaches preferably warm conditions found most often in housings. They're mostly active at night and will run away from light.  
• A cockroach allergy is one of the commonest trigger of around the year allergy and asthma symptoms. If you are allergic to them, they may trigger asthma attacks. Studies show kids who're allergic to cockroaches, and are regularly exposed to them, are required to go to the hospital for asthma for treatment more often than other kids with asthma.

• Cockroaches contain protein that is an allergen for some people. An allergen is a substance that causes an allergic immune reaction. The body parts, scales, saliva, and excretaof cockroaches are allergens. Even dead cockroaches can cause allergic reactions.

• Sneezing 
• Runny watery nose 
• itchy, red, or watery eyes 
• Stuffy nose Itchy nose, mouth, or throat 
• Postnasal drip (a flow of mucus from behind your nose into your throat)
• Cough 
• Itchy skin or skin rash

• Difficulty in breathing.
• Chest tightness or pain in chest with suffocation.
• A wheezing sound when breathing out.
• Difficulty in getting sleep caused by shortness of breath, coughing or wheezing.

In order to diagnose a cockroach allergy, your doctor may have a physical examination and ask for your symptoms. If doctor thinks you have a cockroach allergy, he or she may suggest a skin prick test or a specific IgE blood test. If you have symptoms all year round, you may have a cockroach allergy.

• Cover all dust bins tightly.  options available here
• Store all food in air tight containers. Whiich involves all food kept in cabinets and on counters. 
• Clean all dirty dishes. Do not leave them in the sink or on the counter.
• Clean any food particles from the counters, stove top, tables and floor.Wet Wipe up any spills. Vacuum and mop floors everyday after use.
• Avoid leaving out any pet food . Wash the bowl regularly, like other dirty plates with these cleaning agents
• Fix leaky pipes under sinks and in the basement of house. Cockroaches like humid places of house.
• Seal cracks in the walls and floors where cockroaches can enter your house.
• Use cockroach baits and traps. Can also use sprays. They can occasionally irritate in patients with allergies and asthma.

The most critical step is to avoid cockroaches as much as possible. Decreasing exposure to cockroaches will eventually reduce your symptoms. Also, occasionally you may also need medication to control allergy symptoms.  

       Some over-the-counter and prescription medicines may help reduce cockroach allergy symptoms. Consult with your doctor about what medications may be useful for you:

• Antihistamines are available as tablets, syrups or nose sprays. They can decreasef sneezing and itching in the nose and eyes. They also control runny nose and, to a lesser extent, nasal stuffiness.
• Nasal corticosteroids are a type of nasal spray. They decrease swelling in your nose and stop allergic reactions. They are one of the most effective medicine type for allergic rhinitis because they can decrease all symptoms, including nasal congestion. Nasal corticosteroids have some side effects too.
• Leukotriene receptor antagonists block the action of important chemical messengers- Leukotrianes,  involved in allergic reactions.
• Cromolyn sodium is an oral medicine that blocks the release of chemicals that cause allergy symptoms, including histamine and leukotrienes. This medicine has occasional side effects.
• Decongestants are available as tablets, syrups, nosal sprays or drops. They help shrink the lining of the nasal passages and decrease nasal stuffiness. Use decongestant nose drops and sprays only for a short time for max 3 to  5 days. Oral decongestants can cause side effects such as sleeplessness irritability and increased BP in some people. Consider consulting with your doctor before using them.

Your doctor may also prescribe anti-inflammatory medication and inhaled bronchodilators if you have asthma.

Some people with a cockroach allergy don't get complete relief of symptoms from the combination of cockroach avoidance actions and medicines. In few cases your allergist may consider immunotherapy (allergy shots). Allergen Immunotherapy is a long-term treatment that can prevent or reduce the severity of allergic reactions. It can change the course of allergic disease progression by reducing the body’s immune response to allergens.