Finasteride is in a class of medications called 5-alpha reductase inhibitors. Finasteride treats BPH by blocking the body's production of a male hormone that causes the prostate to enlarge. Finasteride treats male pattern hair loss by blocking the body's production of a male hormone in the scalp that stops hair growth.
The electron. It is found within energy levels called orbits. They are denoted by K,L,M,N,O,...... The electron. It is found within energy levels called orbits. They are denoted by K,L,M,N,O,......
Lithium atom: Li 2.1. Two energy levels. The outer level has one electron. Sodium atom: Na 2. 8. 1. Three energy levels. The outer level has one electron. Potassium atom: K 2. 8. 8. 1. Four energy levels. The outer level has one electron.