TD-1607 MAD Study in Healthy Subjects

Inclusion Criteria: * Subject is a healthy nonsmoking male or a female (of non-childbearing potential) and 18 to 55 years old, inclusive, at Screening. * Subject has a body mass index (BMI) of 19 to 30 kg/m2, inclusive, and weighs at least 50 kg. Subject has no clinically significant abnormalities in the results of laboratory evaluations at Screening and Day -1. Exclusion Criteria: * Subject has evidence or history of clinically significant, relevant hematological, endocrine, pulmonary, gastrointestinal, cardiovascular, hepatic, psychiatric, neurological, or allergic disease (except for untreated, asymptomatic seasonal allergies at time of dosing). * Subject has a history of allergies or hypersensitivities to glycopeptide (e.g., vancomycin) or beta-lactam (e.g., penicillin or cephalosporin) antibiotics. * Subject has participated in another clinical trial of an investigational drug (or medical device) within 60 days (or 5 half-lives, whichever is longer) prior to Screening or is currently participating in another trial of an investigational drug (or medical device). * Subject has previously participated in a trial for TD-1607.