Metoprolol -- Teratogenic Agent Metoprolol -- Teratogenic Agent Metoprolol -- Teratogenic Agent Metoprolol -- Teratogenic Agent Metoprolol -- Teratogenic Agent Metoprolol -- Teratogenic Agent Metoprolol -- Teratogenic Agent Metoprolol -- Teratogenic Agent Metoprolol -- Teratogenic Agent