It is pretty fast to see the outcome with orally ingested steroids for athletes. Most athletes take anabolic steroids before their competition as it is easy to dilute the concentration mixed with diuretics in order to escape doping.
source: https://www.businessinsider.com/what-athletes-looked-like-before-and-after-they-used-steroids-2013-6/?IR=T
Types of Orally Ingested
Winstrol and Dianabol are popular as it enhances performance and strength gain. Athletes begin their steroid cycle a few months to even half a year before their competition as it takes time to cycle off and flush the system. Steroid pills are more of convenience as they are easily transportable and inconspicuous.
source: https://ironjunkies.com/dianabol-review
Effects
In the long run, athletes under steroids may encounter various unsettling side effects such as liver damage or liver cancer as the organ is used in the processing of steroids. This has athletes taking extra precaution to safeguard their body to slow down the wear and tear encountered in addition to physical stress.
Steroids In The Fitness Industry 