Tyler Peck died at a house in the town on February 2nd.
34-year old Holly Strawbridge, who is also from Salcombe, has been charged with two counts of supplying a class A drug, and two counts of child cruelty.
She will appear before magistrates in Plymouth.
A 29-year-old man from the town was also arrested.
He was released on police bail until Tuesday 2 July.
Raw sewage spews into Plymouth suburb estate and woods
Concerns raised for public health and wildlife in Woolwell
Councillor stands under trees to stop chainsaw massacre
Emergency preservation order now in place
Three years jail for charity box thief
And he can't eat in McDonald's for eight years
Spat over whether 'inadequate' children's services are as bad as MP suggests
Exeter's Steve Race believes they are in 'last chance saloon;
Totnes market not opening in Christmas week
Most traders don't want to do it
Torbay adult social care rated 'good'
'Our vision is for thriving communities where people prosper'
