Bobbi Kristina remains in a medically induced coma since January 31. It has been revealed that she was high on Xanax when found unconscious and face down in a bath tub.

Bobbi Kristina Brown was reeling from a huge argument with her ‘husband’ Nick Gordon and likely high on Xanax when she was found unconscious in her bathtub on January 31.

The 21-year-old tragically remains in a medically induced coma in an Atlanta hospital following the incident at her home in Roswell, Georgia.

Her former boyfriend Zach Jafarzedeh, to whom she remained close, told Daily Mail Online he thinks she may have fallen asleep in the tub.

But he said he is not ruling out the possibility she was trying to commit suicide, because of the alarming similarities to the death of her mother, Whitney Houston, in 2012.

In an exclusive interview, Zach – who is the first person from her inner circle to speak about the tragedy – gives a glimpse into her explosive relationship with Nick, and details how she had been abusing prescription medication Xanax since she was 16.

Zach, 24, told how Bobbi used to take the anti-anxiety drug every morning and often used more than she was prescribed.

He also says his ex’s relationship with Nick, 25, had suffered setbacks in recent months, leaving the aspiring singer deeply upset.

He said: ‘I know they got into a fight a few days before and she was really depressed about that and probably took a few Xanax and bathed and fell asleep.

‘She would take more than she was prescribed of the Xanax.

Read more: Daily Mail