Interactions with Other Medications
Testosterone Interactions
| Medication | Interaction | Action |
|---|---|---|
| Anticoagulants (warfarin) | T may increase anticoagulant effect | Monitor INR |
| Insulin / diabetes meds | T can improve insulin sensitivity | Monitor blood glucose |
| Corticosteroids | Additive fluid retention | Monitor |
| Anticonvulsants | Some may lower T levels | Monitor T levels |
Interactions by Form
Injections — No significant drug interactions beyond the above
Gel — Transfer Risk
Testosterone gel can transfer
Gel can transfer to others through skin contact, including:
- Children (can cause premature puberty)
- Women (can cause masculinisation)
Cover application area with clothing. Wash hands thoroughly.
General Precautions
- Inform all doctors you are on T
- Check interactions when starting new medications
- Monitor blood work more frequently when adding interacting drugs