Final answer:
The recommended treatment by the CDC for bacterial vaginosis during pregnancy is intravaginal metronidazole.
Step-by-step explanation:
The recommended treatment by the CDC for bacterial vaginosis during pregnancy is intravaginal metronidazole. Bacterial vaginosis is a common vaginal infection that can occur during pregnancy when there is an imbalance in the bacteria in the vagina. Intravaginal metronidazole is an antibiotic that is safe and effective for treating bacterial vaginosis during pregnancy.