Aaron Reilly, from Newton Abbot, and Joshua Brock, from Okehampton, collapsed in a Plymouth nightclub last December after taking Ecstasy.
The pair, who were 19 years old, died at Derriford Hospital.
Charlie Gregory, also 19 and from Okehampton, pleaded guilty to possessing and supplying Class A drugs.
He was imprisoned to 14 months at Plymouth Crown Court.
Devon police dog honoured
Merlin gets certificate (but would have preferred a bone)
Schizophrenic knifeman given indefinite hospital order
Judge says prison would be "worst place" for him
Paignton Post Office petition goes to parliament
It's one of four at risk in Devon
Fun park shuts two months after opening
It was once a fairground museum
Work begins on project to rebuild fire-hit Exeter landmark
'This building will be built by us, but it belongs to Exeter'
Car crashes through wall near Exeter Cathedral
One casualty was being treated at the scene
