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Home > Guides > Prescription transfers by fax
Yes. Fax is one of the accepted ways for prescriptions to move between pharmacies, alongside phone calls and shared computer systems. You do not fax it yourself: you ask your new pharmacy to pull the prescription, and their pharmacist contacts the old one. Controlled substances in Schedules III through V can only transfer once.
Less than most people expect. The work runs between the two pharmacists; your job is to give the new pharmacy what they need to start.
State and provincial rules read like paperwork, but they exist so only one live copy of your prescription exists at a time. The sending pharmacy records the transfer and marks its copy so it cannot be filled again; the receiving pharmacy records where the copy came from. Here is what that looks like in practice:
| Detail | Why it is required |
|---|---|
| Patient name, address, phone | Identity: the receiving pharmacist must be sure of who the prescription belongs to |
| Medication, dose, directions, refills remaining | Only the remaining refills move; nothing new is created |
| Date of the original prescription and date of last fill | Proves the prescription is still valid and recent |
| Pharmacist identities on both ends | The transfer happens pharmacist to pharmacist, and both sides log who was responsible |
| The sending pharmacy's name and address | Creates the paper trail if anything is questioned later |
| Invalidation of the original | The sending pharmacy cancels its copy, so the prescription cannot be filled twice |
Controlled substances have tighter limits. In the US, Schedule III, IV, and V drugs (things like certain sleep aids and pain medications) may transfer between pharmacies only once, no matter how many refills remain; if you switch pharmacies a second time, the prescriber must write a new prescription. Schedule II drugs generally do not transfer at all. A few more edge cases: a prescription with no refills left needs a renewal from the prescriber rather than a transfer; some jurisdictions require extra steps for controlled-substance transfers, like phone contact between the pharmacists; and in British Columbia, pharmacies may not simply forward a faxed prescription they received to another pharmacy. That last rule catches people: a faxed copy is not a transfer, and the college requires the formal transfer process so there is always exactly one valid copy of the prescription.
Ready to fax it? Fax with LetterAgent: describe it to your AI assistant, approve the exact quoted price, and it is sent.
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