Colds with or without usually are caused by a virus. Antibiotics are not effective against viruses. Colds cannot be cured, but cold symptoms can be treated with over-the-counter medications.

Colds are most contagious during the first 2 to 4 days after symptoms appear, and may be contagious for up to 3 weeks. Your can catch a cold from person-to-person contact or by breathing in virus particles that are spread through the air by sneezing or coughing. Touching the mouth or nose after touching skin or another surface contaminated with a rhinovirus can also spread a cold.

Acetaminophen is less likely to upset your stomach than other non-steroidal anti-inflammatory drugs such as ibuprofen which are used to relieve aches and pains. However, studies have shown that acetaminophen, aspirin or any other NSAID may worsen asthma and/or peptic ulcers. Aspirin should not be used in children under eighteen years old because it may play a role in causing Reye Syndrome, a rare but severe liver and central nervous system condition. Be sure to discuss all medication choices with your doctor.

A person who is going to first draws a deep breath in. This action causes his glottis to close and his muscles to contract, thus building up pressure in the chest. Then suddenly, the glottis opens, an explosive discharge of air sweeps through the air passages and carries with it the excess secretions or, in some cases, foreign matter, which has irritated the larynx, trachea, or bronchi.

Improper use of this medication (abuse) may result in serious harm (e.g., brain damage, seizure, death). Do not increase your dose or take this medication more often than recommended by your doctor or the package instructions without your doctor's approval.

Flu symptoms are quite similar to cold symptoms; it's often hard to tell the difference. But there is one clue about flu that can help you know. When you have the flu, you feel flu symptoms sooner than you would cold symptoms, and they come on with much greater intensity. You may feel very weak and fatigued for up to 2 or 3 weeks. You'll have muscle aches and periods of chills and sweats as fever

comes and goes. You may also have a stuffy or runny nose, headache, and sore throat.

Cold or say common cold happens for three to four days and goes back with time. But allergic cold comes more often say every three to four weeks with same time period and symptoms and stay for longer. Better will be ask your health care provider about whether you are suffering from just common cold or allergic cold and cure for the same.

In fact many medical specialists now say that children in particular shouldn't be given medicines, especially with suppressants, because they can have potentially dangerous side effects such as drowsiness, balance problems and chest infections in asthmatics. Other ingredients such as antihistamines can cause coughs and decongestants such as pseudoephedrine might cause irritability, sleeplessness and problems with muscle tone.

If your symptoms are bearable, you're probably better off saving your money and treating your cold or flu the old-fashioned way -- by drinking plenty of fluids, resting if possible, and seeing your doctor if your symptoms don't go away after a few days, or if they get worse.