A — Drugs

FOS and Acarbose

Vitamin D and ACE Inhibitors (class)

Capsaicin and ACE Inhibitors (e.g., Enalapril)

Potassium and ACE Inhibitors (e.g., Lisinopril)

Curcumin and Acenocoumarol Ginkgo Biloba and Acenocoumarol Milk Thistle and Acenocoumarol St. John's Wort and Acenocoumarol

Echinacea and Acetaminophen Garlic Extract and Acetaminophen Kava and Acetaminophen St. John's Wort and Acetaminophen

NAC and Acetaminophen (Paracetamol)

Bentonite Clay and Activated Charcoal Chlorella and Activated Charcoal Spirulina and Activated Charcoal

Iron and Adderall Magnesium and Adderall Zinc and Adderall

Caffeine and Albuterol Magnesium and Albuterol Vitamin D and Albuterol

Garlic Extract and Alcohol Kava and Alcohol

Creatine and Allopurinol Iron and Allopurinol Magnesium and Allopurinol Vitamin C and Allopurinol

Berberine and Alprazolam Curcumin and Alprazolam Echinacea and Alprazolam Garlic Extract and Alprazolam Ginkgo Biloba and Alprazolam Goldenseal and Alprazolam Grapefruit and Alprazolam Kava and Alprazolam Lemon Balm and Alprazolam Milk Thistle and Alprazolam St. John's Wort and Alprazolam

CoQ10 and Amiodarone Magnesium and Amiodarone Potassium and Amiodarone

Grapefruit Juice and amiodarone St. John's Wort and amiodarone

Berberine and Amitriptyline Goldenseal and Amitriptyline St. John's Wort and Amitriptyline

Arnica and Amlodipine Berberine and Amlodipine Curcumin and Amlodipine DHA (Docosahexaenoic Acid) and Amlodipine Echinacea and Amlodipine Garlic Extract and Amlodipine Ginkgo Biloba and Amlodipine Goldenseal and Amlodipine Green Coffee Extract and Amlodipine Hawthorn and Amlodipine Kava and Amlodipine Magnesium and Amlodipine Milk Thistle and Amlodipine Rhodiola and Amlodipine St. John's Wort and Amlodipine

Bromelain and Amoxicillin Inulin and Amoxicillin Probiotics and Amoxicillin

Bifidobacterium longum and Amoxicillin-Clavulanate Digestive Enzymes and Amoxicillin-Clavulanate

Berberine and Amphetamine Goldenseal and Amphetamine

Turmeric (Curcuma longa extract) and Amphotericin B

Glutamine and Ampicillin

Ginkgo biloba and Anticoagulants (general)

antioxidant supplements (polyphenols, vitamins, carotenoids) and antineoplastic chemotherapy (cytotoxic)

Ginkgo biloba and Antithrombotic therapy (general)

Astaxanthin and Apixaban Berberine and Apixaban Collagen and Apixaban Curcumin and Apixaban Echinacea and Apixaban Fish Oil and Apixaban Garlic Extract and Apixaban Ginkgo and Apixaban Ginkgo Biloba and Apixaban Goldenseal and Apixaban Grapefruit and Apixaban Kava and Apixaban Milk Thistle and Apixaban Resveratrol and Apixaban St. John's Wort and Apixaban Turmeric and Apixaban Vitamin E and Apixaban

Curcumin and Apixaban (Eliquis)

Berberine and Aripiprazole Curcumin and Aripiprazole Echinacea and Aripiprazole Folate (Vitamin B9) and Aripiprazole Garlic Extract and Aripiprazole Ginkgo Biloba and Aripiprazole Goldenseal and Aripiprazole Grapefruit and Aripiprazole Kava and Aripiprazole Magnesium and Aripiprazole Milk Thistle and Aripiprazole St. John's Wort and Aripiprazole

Calcium and Armour Thyroid Iodine and Armour Thyroid Iron and Armour Thyroid Selenium and Armour Thyroid

Bilberry and Aspirin Bromelain and Aspirin Chaga (Inonotus obliquus) and Aspirin EPA (Eicosapentaenoic Acid) and Aspirin Evening Primrose Oil and Aspirin Ginkgo biloba and Aspirin Turmeric and Aspirin White Willow and Aspirin

Calcium and Atenolol CoQ10 and Atenolol L-Arginine and Atenolol Magnesium and Atenolol

Berberine and Atomoxetine Goldenseal and Atomoxetine

Berberine and Atorvastatin Bergamot Extract (BPF) and Atorvastatin CoQ10 (Ubiquinone) and Atorvastatin Curcumin and Atorvastatin Echinacea and Atorvastatin Garlic Extract and Atorvastatin Ginkgo Biloba and Atorvastatin Goldenseal and Atorvastatin Grapefruit / Grapefruit Juice and Atorvastatin Grapefruit and Atorvastatin Kava and Atorvastatin Milk Thistle and Atorvastatin St. John's Wort and Atorvastatin

Grapefruit Juice and atorvastatin Niacin (Vitamin B3) and atorvastatin

Swarna Bhasma (Gold ash) and Ayurvedic herbs (heavy metal-containing formulations)

Lead-containing Ayurvedic compounds and Ayurvedic herbs (Mahayograj Guggulu)

Iron-containing Ayurvedic formulations and Ayurvedic herbs (Navayasa Churna)

Echinacea and Azathioprine

Probiotics and Azithromycin