- Babee Cof
- Bacampicillin
- Baci-IM
- Baciguent
- Bacitracin
- Bacitraycin Plus
- Backaid
- Backaid IPF
- Backprin
- Baclofen

- Bactex
- Bacti-Foam
- Bacti-Free
- Bacti-Free Antibacterial
- Bacti-Stat
- Bactimicina
- Bactimicina Allergy
- Bactimicina Childrens Cough & Cold
- Bactimicina Cough & Cold
- Bactimicina Sore Throat
- Bactine
- Bactocill
- Bactoshield

- Bactracillin G

- Bactracillin G Benzathine

- Bactramycin
- Bactrim

- Bactroban

- Baczol Cold Medicine
- Baczol Expectorant
- BAL In Oil
- Balacall DM
- Balacet
- Balamine DM
- Balamine DM Reformulated Apr 2013
- Balanta
- Balcoltra

- Balneol
- Balox Plus
- Baloxavir marboxil
- Balsalazide

- Baltussin
- Balversa

- Balziva

- Bambuterol
- Bamethan
- Bamifylline
- Bamipine
- Bancap HC
- Band-Aid Hurt-Free
- Banex
- Banex-LA
- Banophen
- Banophen Cream
- Banzel

- Baqsimi
- Baraclude

- Barbexaclone
- Barbidonna
- Barbital
- Barbiturates In Combination With Other Drugs
- Barhemsys
- Baricitinib
- Baridium
- Barium Sulfate With Suspending Agents
- Barium Sulfate Without Suspending Agents
- Barnidipine
- Barophen
- Barr - Tamoxifen Citrate

- Barri-Care
- Barrier-Dyne
- Basaglar

- Basaljel
- Basiliximab

- Basis
- Batroxobin
- Bavencio

- Baycadron

- Bayer Aspirin

- Bayer Aspirin Plus Calcium
- Bayer Aspirin PM Reformulated Nov 2011
- Bayer Back and Body Pain
- Bayer Headache Relief
- Bayer Migraine
- Bayer Select
- Bayer Select Decongestant
- Bayhep B
- BayRHo-D
- Baytril Otic
- Baza

- Baza Cleanse & Protect
- Baza-Protect
- Bazedoxifene