Suggest Treatment For Dysthymia

Question : Doctorsahab hello,at my 6th standard ,one boy hits the penis of another boy in front of me in my school time,seeling this smile comes on my face,i saw these activities daily at that time,but why do not i think from that time if i saw some male human in front of me usually thought comes in my mind,does not he has penis,if i see some male happy,playing ,laughing,even when i seeing cricketers playing thought comes in my mind does not he has penis,i was thinking such type of thought continously for long time about 5 yrs,but now i am aware of the fact that penis is the male sex organ ,just like all organs it s the vital organ of male human body but i do not know seeing other boy ,i still feel there is some deficiency in me and thought comes in my mind does not he has penis,when i try to make myself understood that just like all organ penis is the important organ of human male body,my mind will get disturbed more,at this time i not always think this but whenever i see a male personality ,i feel uncomfortabe,thought comes in my mind doesnt he has penis,i got morementally disturbed when i try to make myself understood this ,like this i also feel my height is low but i have measured my height ,my height is good still thought comes in my mind my height low low low,at this time there is no routine of my life ,i have no interst in my daily activies even i do not perform ,there is lot of confusion and double mindedness in my mind,i feel sadness most of the time ,i am unable to enjoy my life ,i feel depressed and sit like statue neither thinking nor doing any work,my concentration has become so much weak as i feel i am unable to speak in my mind properly,i sit and sit,i do not have desire even to get up (khoya khoya rehta hu ),one docot suggested me dysthymia,because of my anxiety ,double mindedness and confusion ,i will not able to take treatment continuously,,pls suggest me some medicine over these thoughts ,make my mind beleive there is some deficiency y in me,social phobia ,confusion,double mindedness,i have no worry about my carrer,i am not responsible,my body has grown up but my mind has not,i feel as i am immatured,pls take concentration problem into reference as i feel i can,t speak in my mind properly because of low concentration