Usually, no specific medical treatment is needed if a virus is causing the sore throat. The throat most often gets better on its own within five to seven days. Antibiotic medicine does not cure viral pharyngitis. For acute pharyngitis caused by bacteria, your health-care provider may prescribe an antibiotic.
The definition of attainment is an act of achieving or getting something or something that is achieved or acquired. Working on a Ph.D. is an example of an attainment.
But in some contexts I have come across it to sometimes mean differently. Something beyond your scope and power of attainment. Something so advanced (technology) that it is beyond your comprehension. All that hi-fi crap about the product being the best deal! Obviously the salesperson was trying to get me to buy the most expensive model.