Translation guide
The amount of medicine to take at one time or over a period. In Japanese, this is expressed with specific nouns and verbs depending on context.
The quantity of medicine taken at one time, such as one tablet or 5 ml.
General term for dosage amount, often used in medical contexts.
How often and for how long medicine is taken.
Common phrase meaning 'usage and dosage', often seen on prescription labels.
用法・用量をよく読んでください。
Please read the dosage and administration carefully.
A single measured amount of medicine, like a pill or spoonful.
Means 'one dose' or 'per dose'. Very common in instructions.
1回分の量はこのカップで測ってください。
Measure one dose with this cup.
The English word 'dosage' is sometimes used as ドサージ in Japanese, but it's not standard. Stick to the terms above.
The dosage of this medicine is one tablet per dose.
Specifically refers to the amount taken orally.
服用量を守ってください。
Please follow the dosage.
Used for dosage administered by a healthcare professional, such as injection or IV.
投与量を調整する必要があります。
The dosage needs to be adjusted.
Standard instruction: 'three times a day after meals'. Often combined with amount.
1日3回食後に1錠ずつ服用してください。
Take one tablet three times a day after meals.
One packet (of powdered medicine).
1回に1包を水に溶かして飲んでください。
Dissolve one packet in water and take it per dose.