LEC - 4 - Dosage Levels... Flashcards
The amount of drug taken at one time, which can be expressed as the weight of the drug (e.g., 250 mg), volume of drug solution (e.g., 10 ml, 2 drops), the number of dosage forms (e.g., 1 capsule, 1 suppository), or some other quantity (e.g., 2 puffs).
Dosage
Dosage can be expressed as:
weight of the drug (e.g., 250 mg)
volume of drug solution (e.g., 10 ml, 2 drops)
number of dosage forms (e.g., 1 capsule, 1 suppository)
some other quantity (e.g., 2 puffs)
(e.g., 250 mg)
weight of the drug (e.g., 250 mg)
(e.g., 10 ml, 2 drops)
volume of drug solution
(e.g., 1 capsule, 1 suppository)
number of dosage forms
(e.g., 2 puffs)
some other quantity
The frequency at which drug dosages are given. Examples include 2.5 ml twice a day, one tablet three times a day, or one injection every four weeks.
Dosage Regimen
Is the amount of a drug that produces the desired response.
Effective Dose
Dosage Levels:
Minimum Dose
Maximum Dose
Loading Dose
Maintenance Dose
Toxic Dose
Lethal Dose
The smallest dose of a medicine or drug that will produce a therapeutic effect.
Minimum Dose
The largest dose of a medicine or drug that is consistent with safety.
Maximum Dose
A higher dose than that usually used for treatment, given when the drug effects are needed quickly.
Loading Dose
The amount of medication administered to maintain a desired level of the medication in the blood.
Maintenance Dose
The amount of a drug that causes untoward symptoms in the majority of persons.
Toxic Dose
The quantity of an agent that will or may be sufficient to cause death.
Lethal Dose
