Doctor prescribed me cipralex 10 mg and petril md 0.5 for anxiety disorder I have been taking cipralex for 2 months and petril first doctor said to take half tablet for a month and then full 0.5 mg tablet for another ,this is the third month of my medications ,he said to continue cipralex 10 mg and take petril md 1/2 tablet of 0.5 mg for a month will I have any problem because the doze of petril is reduced ,i took full tablet for a month so will I have sleep disturbances or any problems?