Tren E is exclusively for the building up of muscle mass and increasing strength. It is a steroid that is oil based and mainly used for veterinarian purposes but is made illegally as well. Body builders use it in order to minimise the number of injections they need to have. It does have very strong properties of androgens and can produce excessive sweating, nightmares, insomnia and a noticeable decrease in cardiovascular capability. Anyone who does sport or anything physical should not take Tren E. When you take Tren E you need to increase your fluid intake to make up for the excessive sweating. Other side effects include:
With the Government of Salta as operator of the service, the Tren a las Nubes was announced to be running again by March, 2015,   although the service did not begin running again until 4 April 2015. During the 8-month closure of the line, both the National Government and the government of Salta had restored many of the rails as well as the rolling stock.  For that refurbishing, coaches were remodeled by the Province along with freight transport company Belgrano Cargas , while diesel locomotives were repaired at Alta Córdoba workshops.