It is also available as an intramuscular or IV (intravenous, into a vein) injection. Cold and cough: • Take every four to six hours as directed on the label • Take every four to six hours as directed ...
In most cases, an acute cough that develops due to a respiratory infection (e.g., common cold) does not require medical ...
Other symptoms are fever, runny nose, itchy throat, sore throat, cough, and excess mucus ... Phenylephrine is the active ingredient in Sudafed PE and many other OTC cold medicines, such as DayQuil.