Prime
- Baby Orajel
- Bachelor's Button
- baclofen
- Bactine
- Bactocill
- Bactrim
- Bactroban
- Bactroban Nasal
- Bai guo ye
- Baking Soda
- Baldrian
- Baldrianwurzel
- Balminil Decongestant Syrup
- Balminil DM
- balsalazide
- Bancap HC
- baneberry
- Banflex
- Banobese
- Banophen
- Baridium
- Barriere-HC
- Basalgel
- basiliximab
- BayGam
- BayHep B
- BayRho
- BCNU
- Beben
- Bebulin VH
- becaplermin
- Beclodisk
- Becloforte
- beclomethasone
- Beconase
- Bedoz
- Beepen-VK
- Beesix
- Belgium Valerian
- Bell-Ans
- Bellatal
- Bellergal-S
- Bel-Phen-Ergot-SR
- Benadryl
- Benadryl Allergy
- Benadryl Dye-Free Alergy
- benazepril
- BenFix
- Benicar
- Bentyl
- Bentylol
- Benuryl
- Benylin Adult
- Benylin Decongestant
- Benylin-E
- Benylin Expectorant Liquid
- Benylin Multi-Symptom Liquid
- Benylin Pediatric
- BenzaClin
- Benzacot
- Benzamycin
- benzathine penicillin g
- benzocaine
- benzonatate
- benztropine
- beractant
- Betachron E-R
- Betacort
- Betaderm
- Betaloc
- betamethasone
- Betapace
- Betapace AF
- Betaseron
- Betatrex
- Beta-Val
- Betaxin
- betaxolol
- bethanechol
- Betnelan
- Betnesol
- Betnovate
- Bewon
- Bextra
- Bexxar
- Biamine
- Biaxin
- Biaxin XL
- bicalutamide
- Bicillin L-A
- Bicitra
- Bicitra Solution
- BiCNU
- BioCal
- Biocef
- Bioclate
- Bion Tears Ophthalmic Solution
- Bio-Syn
- BioThrax
- biperiden
- biphasic oral contraceptives
- Bisac-Evac
- bisacodyl
- Bisacolax
- Bisaco-Lax
- Bismatrol
- Bismed
- bismuth subsalicylate
- bisoprolol
- bitolterol
- bivalirudin
- Black-Draught
- black root
- black sampson
- black snakeroot
- black susans
- blackwort
- Blenoxane
- bleomycin
- Blephamide Ophthalmic Suspension/Ointment
- Blocadren
- Blue gum
- Bonamine
- Bonine
- Boniva
- bosentan
- Botox
- botulinum toxin
- Breonesin
- Brethaire
- Bretylate
- bretylium
- Bretylol
- Brevibloc
- Brevicon
- Brevital
- Bricanyl
- Brietal
- British anti-lewisite
- Brogan
- Bromfed
- Bromfenac
- Bromfenex
- bromocriptine
- Bromo Seltzer
- brompheniramine
- Bronalide
- bronchodilators (xanthines)
- Broncho-Grippol-DM
- Bronkaid Dual Action
- Bronkodyl
- Brontex
- bruisewort, Consolidae radix
- Bucet
- budesonide
- Bufferin
- bugbane
- Bulk Forming Fiber Laxative
- bumetanide
- Bumex
- Buminate
- bupivacaine
- Buprenex
- buprenorphine
- bupropion
- BuSpar
- buspirone
- busulfan
- Busulfex
- butalbital
- butalbital, acetaminophen
- butalbital, acetaminophen, caffeine
- butalbital, aspirin, caffeine
- butenafine
- Butex Forte
- Butibel
- butoconazole
- butorphanol