Cimetidine magani ne wanda ke toshe samar da acid ta hanyar sel masu samar da acid a cikin ciki kuma ana iya ba da shi ta baki, IM ko IV.

Ana amfani da Cimetidine don:

• saukakaƙwannafihade darashin narkewar acidda ciki mai tsami
• hana ƙwannafi da ake kawowa ta hanyar ci ko shan wasu abinci daabubuwan sha

Yana cikin aji nakwayoyiwanda ake kira H2 (histamine-2) blockers wanda kuma ya haɗa daranitidine(Zantac),nizatidine(Axid), kumafamotidine(Pepcid). Histamine wani sinadari ne da ke faruwa ta dabi'a wanda ke motsa sel a cikin ciki (kwayoyin parietal) don samar da acid. H2-blockers suna hana aikin histamine akan sel, don haka rage samar da acid ta ciki.

Tun da yawan acid na ciki zai iya lalataesophagus, ciki, da duodenum ta hanyar reflux kuma suna haifar da kumburi da ƙumburi, rage yawan acid na ciki yana hana kuma ya ba da damar kumburi da ulcers da ke haifar da acid. Cimetidine ya amince da FDA a cikin 1977.