| Thiothixene Dopamine Antagonist Action Pathway |  | Drug Action | Pyridoxal phosphate / Tyrosine / Sapropterin / Dopamine / Levodopa / Calcium / Iron / Thiothixene |
| Thiram Drug Metabolism |  | Metabolic | Thiram |
| Thonzylamine H1 Antihistamine Smooth Muscle Relaxation Action Pathway |  | Drug Action | Calcium / Magnesium cation / Thonzylamine |
| Thonzylamine H1-Antihistamine Action |  | Drug Action | Calcium / Thonzylamine |
| Thonzylamine H1-Antihistamine Blood Vessel Constriction Action Pathway |  | Drug Action | Arginine / Citrulline / Sapropterin / Nitric Oxide / Calcium / Magnesium cation / Mesoheme / Flavin adenine dinucleotide / Flavin mononucleotide / Thonzylamine |
| Thonzylamine H1-Antihistamine Immune Response Action Pathway |  | Drug Action | Calcium / Thonzylamine |
| Threonine and 2-Oxobutanoate Degradation |  | Metabolic | Pyridoxal phosphate / Biotin / Threonine / NADH / ATP / Flavin adenine dinucleotide / 2-Oxobutanoic Acid |
| Thyroid Hormone Synthesis |  | Metabolic | Tyrosine / Liothyronine / Levothyroxine / Calcium / 3-Iodo-Tyrosine / Mesoheme / 2,3-Didehydroalanine / Flavin adenine dinucleotide / 3,5-Diiodotyrosine |
| Tiapride Dopamine Antagonist Action Pathway |  | Drug Action | Pyridoxal phosphate / Tyrosine / Sapropterin / Dopamine / Levodopa / Calcium / Iron |
| Tiapride Serotonin Antagonist Action Pathway |  | Drug Action | Pyridoxal phosphate / Tryptophan / Sapropterin / Calcium / Iron / Oxitriptan |
| Tiaprofenic Acid Action Pathway |  | Drug Action | Glutamic acid / Glutathione / Dinoprostone / Calcium / Magnesium cation / Zinc / Tiaprofenic acid / Prostaglandin D2 / Mesoheme / Prostaglandin G2 / Arachidonic Acid |
| Tiaprofenic Acid Action Pathway (New) |  | Drug Action | Glutathione / Dinoprostone / Calcium / Tiaprofenic acid / Mesoheme / Prostaglandin G2 / Arachidonic Acid |
| Tiaprofenic acid Predicted Metabolism Pathway |  | Metabolic | Tiaprofenic acid / Mesoheme |
| Ticagrelor Action Pathway |  | Drug Action | Calcium / Magnesium cation / Cyclic adenosine monophosphate / Ticagrelor |
| Ticagrelor Predicted Metabolism Pathway |  | Metabolic | Mesoheme / Ticagrelor |
| Ticarcillin Predicted Metabolism Pathway |  | Metabolic | Ticarcillin / Mesoheme |
| Ticlopidine Action Pathway |  | Drug Action | Ticlopidine |
| Ticlopidine Action Pathway (new) |  | Drug Action | Ticlopidine / Calcium / Magnesium cation / Cyclic adenosine monophosphate / Mesoheme |
| Ticlopidine Metabolism Pathway |  | Drug Metabolism | Ticlopidine |
| Tigecycline Action Pathway |  | Drug Action | Tigecycline |
| Tigecycline Anti-bacterial Action Pathway |  | Drug Action | Tigecycline |
| Tilbroquinol Drug Metabolism |  | Metabolic | Tilbroquinol |
| Tiludronic Acid Action Pathway |  | Drug Action | ATP / Tiludronic acid / Magnesium cation / Dimethylallyl Diphosphate / Geranyl Diphosphate / Pyrophosphoric acid / Cholesterol / ISOPENTENYL PYROPHOSPHATE / Farnesyl diphosphate |
| Timolol Action Pathway |  | Drug Action | ATP / Timolol / Potassium cation / Calcium |
| Timolol Action Pathway (New) |  | Drug Action | ATP / Timolol / Calcium / Magnesium cation / Cyclic adenosine monophosphate / Pyrophosphoric acid |