Onset of psychiatric pronlem.

I am 36 years old...I m allergic to some of the antibiotics..few months back suffering from high fever i got admitted at hospital..there the antibiotics they gave me caused electric shock like symtoms in my head... Anxiety.. hallucinations... palpitations...burning sensation through out my body..due to that I could not sleep at night for ten days at a stretch untill i took antidepressants Rexipra 10..after 5 days I stopped taking that medicine... slowly slowly i got my previous state of mind after one month..then again after the onset of a traumatic experience i got back those Symptoms again even more like suicidal thoughts racing thoughts insomnia..being hyper vigilant..now I m on medication such as nexito 10..antonil plus 5mg... Franxit...my question is Will i be ever able to get back my previous state of mind without medication..or I need to take these meds for life long otherwise I will get back these symptoms again..pls reply..I m worried