Abacavir
Abciximab
Acarbose
Acebutolol
Acetaminophen
Acetazolamide
Acetic Acid
Acetylcysteine
Acetyl Sulfisoxazole
Acitretin
Actinomycin D
Acyclovir
Adalimumab
Adapalene
Adefovir
Adenosine
Albendazole
Albumin
Albuterol
Alclometasone
Alcohol
Aldesleukin
Alefacept
Alemtuzumab
Alendronate
Alfacon Interferon
Alfentanil
Alfuzosin
Alitretinoin
Allopurinol
Almotriptan
Alosetron
Alpha1-Proteinase Inhibitor

Alpha Interferon
Alprazolam
Alprostadil
Alteplase
Altretamine
Amantadine
Amcinonide
Amifostine
Amikacin
Amiloride
Amineptine
Aminocaproic Acid
Aminohippurate
Aminolevulinic Acid
Aminosalicylic Acid
Amino Acids
Amiodarone
Amisulpride
Amitriptyline
Amlexanox
Amlodipine
Ammonium Lactate
Amoxapine
Amoxicillin
Amphetamine
Amphotericin
Ampicillin
Amprenavir
Amyl Nitrite
Anabolic Steroids
Anagrelide
Anakinra
Anastrozole

Anhydrous Morphine
Anisindione
Anthralin
Anti-inhibitor Coagulant Complex
Antihemophilic Factor
Antipyrine
Antithrombin
Antivenin - Crotalidae
Apomorphine
Apraclonidine
Aprepitant
Aprotinin
Argatroban
Aripiprazole
Arsenic
Asparaginase
Aspirin
Astemizole
Atacurium
Atazanavir
Atenolol
Atomoxetine
Atorvastatin
Atosiban
Atovaquone
Atropine
Azatadine
Azathioprine
Azelaic Acid
Azelastine
Azithromycin
Aztreonam

Abelcet@
Abilify@
Abreva@
Accolate@
Accupril@
Accutane@
Accuzyme@
Aceon@
Acephen@
Acetamin@
Acetasol@
Achromycin@
Acidul Phos@
Aciphex@
Aclovate@
ACNE-5@
Acthrel@
Acticin@
Actimmune@
Actiq@
Actisite@
Activase@
Activella@
Actonel@
Actos@
Actron@
Act HIB@
Acular Opht@
Acuprin@
AcuTect@
Adagen@
Adalat@
Adderall@
Adenocard@
Adenoscan@
Adipex-P@
Adrenalin@
Adriamycin@
Adrucil@
Advate@
Advil@
Aerobid@
Aeroseb@
Agenerase@
Aggrastat@
Agrylin@
AK-FLUOR@
Akineton@
AK Sulf@
Alamast@
Alavert@
Albenza@
Albumarc@
Albuminar@
Albutein@
Alcaine@

Aldactone@
Aldara@
Aldomet@
Alesse@
Aleve@
Alfenta@
Alka Seltzer@
Alkeran@
Allegra@
Aller Chlor@
Alocril@
Alomide@
Aloprim@
Alphagan@
Alphanate@
Alrex@
Altace@
Altarussin@
Altocor@
Alupent@
Amaryl@
Ambien@
AmBisome@
Amen@
Amerge@
Amevive@
Amicar@
Amikin@
Amphocin@
Ampicil@
Anacin@
Anadrol@
Anafranil@
Anaprox@
Anaspaz@
Ancef@
Ancobon@
Androcur@
Androderm@
AndroGel@
Android@
Anectine@
Angiomax@
Ansaid@
Antabuse@
Antagon@
Anthra Derm@
Anti-Diarrhea@
Antilirium@
Antipres@
Antivert@
Anti Itch@
Anturane@
Anucort@
Anusol@
Anzemet@

APAP@
Aphrodyne@
Aphthasol@
Aplisol@
Apresazide@
Apresoline@
Aquachloral@
Aquanil@
Aquasol A@
Aralen@
Aramine@
Aranesp@
Arava@
Aredia@
Arestin@
Aricept@
Arimidex@
Aromasin@
Artane@
Arthrotec@
Asacol@
Ascorbic Acid@
Asendin@
Asimia@
Aspergum@
Asthmahaoler@
Astramorph@
Atacand@
Atarax@
Atgam@
Ativan@
Atridox@
Atromid - S@
Atrovent@
Attenuvax@
Augmentin@
Autoplex@
Avage@
Avakine@
Avandamet@
Avandia@
Avapro@
Avelox@
Aventyl@
Avinza@
Avodart@
Avolve@
Avonex@
Axert@
Axid@
Aygestin@
Azactam@
Azelex@
Azmacort@
AZT@
Azulfidine@