Is Pepsi the full name or abbreviation of Pepsi?

PepsiCo was first made by Caleb Bradham, a pharmacist in Northern California in the 1990s (1890- 1900). It was made of carbonated water, sugar, herbs, crude oil, pepsin and cola nuts. The medicine was originally used to treat stomach diseases, and was later named "Pepsi Cola" and registered as a trademark on June 1903. It is a carbonated beverage introduced by Pepsi Company in the United States, and it is also the main competitor of Coca-Cola Company. This is his full name.