Police say the parents of a 3-year-old boy have been charged with endangering his welfare after they overdosed on heroin while giving him a bath in New Hampshire. Eric Carter and Stephanie McCassin, both of Manchester, were arrested on warrants Thursday, four months after the child's grandmother and primary caretaker, Mary MacDonald, reported finding the child in the tub, with the parents passed out on Dec. 4. Overdose: Eric Carter, 21 (right), and Stephanie McCassin, 24 (left), of New Hampshire, have been charged with endangering the welfare of a child after allegedly overdosing on heroin while giving their 3-year-old son a bath . Passed Out: The child's grandmother told authorities that she went to check on the parents (photographed) and the child in the bathroom and found the two passed out on the bathroom floor while the child remained in the tub . The child was not hurt. MacDonald told Fox Boston that she saw the parents in the bathroom with the boy but grew suspicious when the three became quiet in the room. She went to check on them, she said, and found the parents passed out on the bathroom floor as the child remained in the tub, seeming oblivious to the situation. MacDonald contacted authorities and removed the 3-year-old from the tub, according to the Boston Globe. Caretaker: The child's grandmother told authorities that she lives with her son, Carter (left), and is the primary caretaker of the three-year-old because of Carter's history with drugs . Twenty-one-year-old Carter and 24-year-old McCassin were taken to a hospital, where they were treated for an apparent heroin overdose. MacDonald told police that she is the child's primary caretaker because of her son's, Carter's, past drug problems. It was the Department of Child and Family Services that issued the warrant for for the two holding that the parents put the child at risk, Manchester police said in a statement. Treated: Twenty-one-year-old Carter and 24-year-old McCassin (photographed) were taken to a hospital, where they were treated for an apparent heroin overdose . Both have been released on personal recognizance bail. McCassin is scheduled to appear in court Tuesday. Carter is scheduled to appear May 22. A message left at a phone number for McCassin was not immediately returned. No phone listing for Carter could be found.
Eric Carter, 21, and Stephanie McCassin, 24, were arrested Thursday after allegedly overdosing on heroin while giving their three-year-old son a bath .
The toddler's grandmother and primary caretaker found the parents passed out on the bathroom floor while the toddler remained in the bathtub .
The two were charged with endangering the welfare of a child .