2 questions- 1. Recently I noticed small pimple type thing with water in it on my skin. I have noticed around approx 20 such pimple all over ma body. And it's itching very much. What is it exactly??? And what should I do about it? Also about my background I was on course of doxcy 1 L DR of 30 tablets for last 15 days for treatment of my syphilis. 2. There is blackheads type thing on penis shaft. Like small 2 black dots. It's not itching nor paining. And also my foreskin has become tight and looks swollen. I am more concern about those two black dots. Please guide me in this matter.