- [[Baclofeno]]
- [[Bacopa monnieri]] - [[Bedaquilina]] - [[Bamifilina, cloridrato]] - [[Bambuterol, cloridrato de]] - [[Baricitinibe]] - [[Beclometasona, dipropionato de]]
- [[Beclometasona + formoterol]]
- [[Beclometasona + formoterol + glicopirrônio]]
- [[Belimumabe]]
- [[Belinostate]]
- [[Belzutifano]]
- [[Bendamustina]]
- [[Benfotiamina]]
- [[Benralizumabe]]
- [[Benzilpenicilina Benzatina]]
- [[Benzilpenicilina potássica]]
- [[Benzilpenicilina procaína + Benzilpenicilina potássica]]
- [[Benznidazol]]
- [[Benzoilmetronidazol]]
- [[Betadinutuximabe]]
- [[Betagalsidase]]
- [[Betainterferona]]
- [[Betaistina, dicloridrato]]
- [[Betametasona, acetato + betametasona, fosfato dissódico]]
- [[BetaxololBetametasona, dipropionato + betametasona, fosfato dissódico]] - [[Betanecol, cloreto de]]
- [[Betaxolol, cloridrato]] - [[Bevacizumabe]]
- [[Bezafibrato]]
- [[Bicalutamida]]
- [[Bilastina]]
- [[Bimatoprosta]]
- [[BiperidenoBimatoprosta + Timolol, maleato]]
- [[BisoprololBiotina]]
- [[Biperideno, cloridrato de]] - [[Bisacodil]] - [[Bisoprolol, hemifumarato]] - [[Boceprevir]] - [[Bomba de infusão de insulina]] - [[Bortezomibe]]
- [[Bosentana]]
- [[Blinatumomabe]] - [[Brentuximabe vedotina]] - [[Brexpiprazol]] - [[Brimonidina]]
- [[Brimonidina + timolol]] - [[Brinzolamida]] - [[Brinzolamida + Timolol, maleato]] - [[Brinzolamida + brimonidina, tartarato]] - [[Brolucizumabe]] - [[Bromazepam]]
- [[Brometo de Ipratrópio]]
- [[Bromexina, cloridrato]]
- [[Bromocriptina]]
- [[Bromoprida]]
- [[Buclizina]]
- [[Budesonida]]
- [[Bupivacaína, cloridrato]]
- [[Buprenorfina]]
- [[Bupropiona, cloridrato]]
- [[Buspirona]]
- [[Bussulfano]]
- [[Burosumabe]]