| Clobetasone Action Pathway |  | Drug Action | Glutathione / Dinoprostone / Calcium / Prostaglandin D2 / Mesoheme / Prostaglandin G2 / Arachidonic Acid / Clobetasone |
| Clocinizine H1-Antihistamine Action |  | Drug Action | Calcium |
| Clocortolone Action Pathway |  | Drug Action | Glutathione / Clocortolone / Dinoprostone / Calcium / Prostaglandin D2 / Mesoheme / Prostaglandin G2 / Arachidonic Acid |
| Clodronic Acid Action Pathway |  | Drug Action | ATP / Clodronic acid / Magnesium cation / Dimethylallyl Diphosphate / Geranyl Diphosphate / Pyrophosphoric acid / Cholesterol / ISOPENTENYL PYROPHOSPHATE / Farnesyl diphosphate |
| Clodronic acid Drug Metabolism |  | Metabolic | Clodronic acid |
| Clofarabine Action Pathway |  | Drug Action | ATP / Clofarabine / Iron |
| Clofedanol H1 Antihistamine Smooth Muscle Relaxation Action Pathway |  | Drug Action | Calcium / Magnesium cation / Clofedanol |
| Clofedanol H1-Antihistamine Blood Vessel Constriction Action Pathway |  | Drug Action | Arginine / Citrulline / Sapropterin / Nitric Oxide / Calcium / Magnesium cation / Mesoheme / Flavin adenine dinucleotide / Flavin mononucleotide / Clofedanol |
| Clofedanol H1-Antihistamine Immune Response Action Pathway |  | Drug Action | Calcium / Clofedanol |
| Clomipramine Action Pathway (New) |  | Drug Action | Pyridoxal phosphate / Ascorbic acid / Tyrosine / Tryptophan / NADH / Sapropterin / Norepinephrine / Dopamine / Levodopa / Clomipramine / Calcium / Iron / Mesoheme / Oxitriptan / Pyrroloquinoline Quinone / Formaldehyde |
| Clomipramine Pathway |  | Metabolic | NADH / Clomipramine / Mesoheme / Formaldehyde |
| Clomocycline Action Pathway |  | Drug Action | Clomocycline |
| Clomocycline Anti-Bacterial Action Pathway |  | Drug Action | Clomocycline |
| Clonazepam Action Pathway |  | Drug Action | Pyridoxal phosphate / Glutamic acid / ATP / Clonazepam / Calcium / Magnesium cation / Cyclic adenosine monophosphate / gamma-Aminobutyric acid / Pyrophosphoric acid |
| Clopidogrel Action Pathway |  | Drug Action | ATP / Clopidogrel / Calcium / Mesoheme |
| Clopidogrel Action Pathway (new) |  | Drug Action | Clopidogrel / Calcium / Magnesium cation / Cyclic adenosine monophosphate / Mesoheme |
| Clopidogrel Metabolism Pathway |  | Drug Metabolism | ATP / Clopidogrel / Calcium / Mesoheme |
| Clorazepic Acid Action Pathway |  | Drug Action | Pyridoxal phosphate / Glutamic acid / ATP / Clorazepic acid / Calcium / Magnesium cation / Cyclic adenosine monophosphate / gamma-Aminobutyric acid / Pyrophosphoric acid / Nordazepam |
| Clothiapine Drug Metabolism |  | Metabolic | Clothiapine |
| Clotiazepam Action Pathway |  | Drug Action | Pyridoxal phosphate / Glutamic acid / ATP / Calcium / Magnesium cation / Clotiazepam / Cyclic adenosine monophosphate / gamma-Aminobutyric acid / Pyrophosphoric acid |
| Clotrimazole Action Pathway |  | Drug Action | ATP / Clotrimazole / Magnesium cation / Formic acid / Cyclic adenosine monophosphate / Mesoheme / Ergosterol |
| Clotrimazole Drug Metabolism |  | Metabolic | Clotrimazole |
| Clozapine Dopamine Antagonist Action Pathway |  | Drug Action | Pyridoxal phosphate / Tyrosine / Sapropterin / Clozapine / Dopamine / Levodopa / Calcium / Iron |
| Clozapine H1 Antihistamine Neurological Sleep Action Pathway |  | Drug Action | Pyridoxal phosphate / Histidine / Clozapine / Calcium |
| Clozapine H1 Antihistamine Smooth Muscle Relaxation Action Pathway |  | Drug Action | Clozapine / Calcium / Magnesium cation |