A drug may be classified by the chemical type of the active ingredient or by the way it is used to treat a particular condition. Each drug can be classified into one or more drug classes.
Make the process easier use this headache-free method for the easiest hard-boiled eggs. 1  Step 1: Place the eggs in a pot, cover with cold water, and place the pot on the stove. 2  Step 2: Bring the cold water to a boil. Once the water arrives at a rolling, bubbling boil, then turn the heat off, cover the pan, and remove it from the heat. Allow the eggs to sit in the water until they are cooked; about 9 minutes for medium eggs and 12 minutes for large eggs. Follow this timing to ensure that the eggs will be perfectly cooked with bright yellow yolks and non-rubbery egg whites.
1 If you like your eggs medium-boiled, remove them from the water in 5-7 minutes. 2  The yolks should be semi-soft in the very center and the whites should be very firm. 3  If you like your eggs hard-boiled, leave the eggs in the hot water for up to 10-15 minutes.4  The yolks should be firm all the way through. The yolks should be semi-soft in the very center and the whites should be very firm. 2  If you like your eggs hard-boiled, leave the eggs in the hot water for up to 10-15 minutes. 3  The yolks should be firm all the way through. 4  It's difficult to overcook eggs this way.