Hello dear I understand your concern You are using ranitidine, sigular and cetrizine. You want to take turmeric supplements and vitamin D. There is no interaction has been reported with all these drugs. You want to cut inflammation in your body. Can you tell me from which disease are you suffering, since how long and what is your age & co morbid condition. You can take non steroidal anti inflammatory drug like Ibuprofen, celecoxib for 4-5 days If infection is severe then you can take steroid for short period to cut down infection.So contact your physician and take proper treatment. Eat healthy diet, drink plenty of water, do regular exercise Hope this may help you Contact us if problem persists Best regards Dr. Sagar