In relation to type 1A DM, honeymoon period is

After the initial clinical presentation of type 1 DM, a "honeymoon" phase may ensue during which time glycemic control is achieved with modest doses of insulin or, rarely, insulin is not needed.However, this fleeting phase of endogenous insulin production from residual beta cells disappears and the individual becomes insulin deficient.Ref: Harrison 19e pg: 2403