formulary

1. A list of formulas; a collection of set forms to be followed, especially in religious belief.

2. A pharmacopoeia or list of available drugs, particularly prescription drugs.

3. A list of drugs, created by health insurers, hospitals, or prescription drug plans, that defines how costs for any drug are shared between patient and health care provider, typically broken down by tiers such as preferred generics with lowest copay, or preferred brand with higher copay, or non-preferred brand and not covered tiers with the highest cost to the patient.

4. An ancient or medieval collection of models for official writings.

5. A collection of formulas in sciences and mathematics.

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