The H2-receptor antagonists H2RAs or simply H2 antagonists are drugs that are generally tolerated and safe. Their rate of side effects is less than 4%, and side effects are usually mild and reversible.
Los antagonistas de los receptores 2 de histamina anti-H2 son fármacos generalmente bien tolerados y seguros, con una tasa de efectos secundarios inferior al 4%, habitualmente leves y reversibles.