| Dosage | Zero (0) navigational commentary from passenger seat for entire drive |
| Frequency | Per shared car journey |
| Duration | Permanent, starting the next time keys change hands |
| Refills | 0 — the driver knows where the lane is |
The Institute dispenses Silentium Sedis Secundae for:
Prescription Silentium Sedis Secundae belongs to the Institute Pharmacy's catalog of non-pharmacological interventions. The dosage is fictional. The intervention it describes is not. Patients who follow it tend to observe the predicted side effects.
The pharmacy's plain-language rendering is Passenger Seat Silence, protocol-enforced. The Latin is for the slip; the English reading is for filling it at home.
Need a prescription of your own? Describe your complaint to the Institute Pharmacy. Or browse the full formulary.