My father age 67 is undergoing treatment and taking prescribed medicines for mild stroke which he suffered in january also taking medicines for benign prostate hyperlexia and kidney stone etc and also when he was in catheter for few days there was white particles in the catheter and red colour urine in catheter after few days he had infection did urine culture test found candida sp therefore doctor prescribed tazloc and nitrobest tab for few days and it was ok now since 2 days his right testicle is swollen comparing to left also there is slight pain and also outside looks red please tell me what to do? He is taking these medicines :- 1) veltam 0.4 2) met xl 25 3) atocor 20 4) ecosprin 75 5) syndopa 110 6) shelcal os 7) apigest syrup 8) clonotril 0.25.