An enlarged spleen isnât always a sign of a problem. Sometimes the spleen becomes overactive at removing red blood cells, which is known as hypersplenism. Other illnesses can cause the spleen to become many times its normal size. Conditions that may cause this include: 1  Viral infections like glandular fever (viral mononucleosis or âmonoâ). 2  Cirrhosis and other liver disease. 3  Blood cancers such as lymphoma and leukaemia. 4  Parasitic infections such as toxoplasmosis.
nasal decongestant - a decongestant that provides temporary relief of nasal symptoms of the common cold and rhinitis and upper respiratory infections. Actifed - trade name for a drug containing an antihistamine and a decongestant; used to treat upper respiratory conditions and minor allergies.
Antihistamine/decongestant combinations. These drugs are used to treat a stuffy nose, runny nose and sneezing. The antihistamines in these drugs prevent the effects of histamines released by the body that trigger certain symptoms. Decongestants narrow the blood vessels, lessening nasal congestion.