Is It Safe For Gastritis Patient To Take Oxyelite Pro?

hello, my age 25 yrs weight 120 kg height 5 9 i have psoriatic arthritis and gastritis i dont have the pains now, but when it happen i take painkiller diclogesic 500mg 3 times a day, for gastritis i take ranitidine and some anti-acid solution, i want to loose my weight by usig oxyelite pro, will it be safe for me???