Itching over the glans, ED problem too.

Dear Doctor, I am 41 years old unmarried male. I am 104kg i. Weight, 5 feet 6 inches in height. I am taking medicine Concor 5mg once daily for High heart beat on walking, my heart beat per minute on walking is 175. Resting Heart Beat per minute is 85. After taking Concor 5mg medicine Heart Beat per minute while brisk walk is 125. My BP keeps varying some time it is 160/90 sometimes 110/ 78. I earlier had kidney stone. Now I have itching sensation over tip of my penis especially over foreskin. I get itching over scrotum too. Skin is clear. What could be the reason for itching sensation? I have ED problem too. I have GERD problem, Urticaria, Asthma. Taking medicine Nexpro L, Cetrizen & Montek AB Formoflo 250mg. I have done ECG Master Health Checkup on 4th December 19. I have done Echocardiogram in July 19. Endoscopy in January 19. Report is fine. HDL cholesterol is low at 135. Shows pre-diabetic, fasting 101 and post prandial 109. Please give me ointment for itching. Please advise