| Duloxetine SNRI - Dopamine Norepinephrine Inhibition Action Pathway |  | Drug Action | Pyridoxal phosphate / Ascorbic acid / Tyrosine / ATP / Norepinephrine / Duloxetine / Dopamine / Levodopa / Calcium / Magnesium cation / Iron / Cyclic adenosine monophosphate / Pyrroloquinoline Quinone / Pyrophosphoric acid |
| Duloxetine SNRI - Serotonin reuptake Inhibition Action Pathway |  | Drug Action | Pyridoxal phosphate / Tryptophan / Sapropterin / Duloxetine / Iron / Oxitriptan |
| Dutasteride Action Pathway |  | Drug Action | NADH / Testosterone / Dutasteride / Androstenedione / Mesoheme / Acetic acid / Flavin mononucleotide / Cholesterol |
| Dyphylline Drug Metabolism |  | Metabolic | Dyphylline |
| Ebastine H1 Antihistamine Smooth Muscle Relaxation Action Pathway |  | Drug Action | Calcium / Magnesium cation / Ebastine |
| Ebastine H1-Antihistamine Action |  | Drug Action | Calcium / Ebastine |
| Ebastine H1-Antihistamine Blood Vessel Constriction Action Pathway |  | Drug Action | Arginine / Citrulline / Sapropterin / Nitric Oxide / Calcium / Magnesium cation / Mesoheme / Flavin adenine dinucleotide / Flavin mononucleotide / Ebastine |
| Ebastine H1-Antihistamine Immune Response Action Pathway |  | Drug Action | Calcium / Ebastine |
| Ecamsule Drug Metabolism |  | Metabolic | Ecamsule |
| Echothiophate Action Pathway |  | Drug Action | Choline / Echothiophate / Calcium / Magnesium cation / Acetylcholine / Acetic acid |
| Echothiophate Drug Metabolism |  | Metabolic | Echothiophate |
| Econazole Action Pathway |  | Drug Action | Econazole / Formic acid / Mesoheme / Ergosterol |
| Edetate calcium disodium anhydrous Drug Metabolism |  | Metabolic | Edetate calcium disodium anhydrous |
| Edetate disodium anhydrous Drug Metabolism |  | Metabolic | Edetate disodium anhydrous |
| Edoxaban Action Pathway |  | Drug Action | Calcium |
| Edoxaban Predicted Metabolism Pathway |  | Metabolic | Mesoheme / Edoxaban |
| Edoxudine Action Pathway |  | Drug Action | Magnesium cation / Edoxudine |
| Edoxudine Drug Metabolism |  | Metabolic | Edoxudine |
| Edrophonium Action Pathway (new) |  | Drug Action | Choline / Edrophonium / Calcium / Magnesium cation / Acetylcholine / Acetic acid |
| Edrophonium Drug Metabolism |  | Metabolic | Edrophonium |
| Efavirenz Action Pathway |  | Drug Action | Efavirenz |
| Efavirenz Anti-Viral Action Pathway |  | Drug Action | Efavirenz |
| Efinaconazole Action Pathway |  | Drug Action | Formic acid / Mesoheme / Ergosterol / Efinaconazole |
| Efinaconazole Drug Metabolism |  | Metabolic | Efinaconazole |
| Elbasvir Action Pathway |  | Drug Action | Magnesium cation / Zinc / Elbasvir |