<qa>  What is the effect of mocetinostat and brentuximab ve- The effects of mocetinostat and brentuximab vedotin on the developing human fetus are potentially harmful. For this reason, women of child-bearing potential and men must agree to use adequate contraception hormonal or barrier method of birth control; abstinence prior to study entry and for the duration of study participation. Should a woman become pregnant or suspect she is pregnant while she or her partner is participating in this study, she should inform her treating physician immediately. Men treated or enrolled on this protocol must also agree to use adequate contraception prior to the study, for the duration of study participation, and 4 months after completion of mocetinostat and brentuximab vedotin administration. 