felt it was just a bit too much. I now cut tablet into 4 and find http://netacad-ics.od.ua/index.php/component/kunena/welcome-mat/168937-kjope-claritin-dominikanske-republikk--hodepine-loratadine#169047 a quarter of a tablet makes all the difference and barely gives me any side effects. The half tablet dose was too much for me. It gave a very strong erection but reduced the sensations and gave me a slight headache . So I reckon