Dosage for eczema (atopic dermatitis)
In adults with eczema, the first dose of Dupixent had two injections of 300 mg each. This gives a total dose of 600 mg.
After the first dose, you’ll be given one injection of 300 mg every other week.
Dosage for asthma
When Dupixent is used for asthma, there are two possible starting dosages for adults and children ages 12 years and older.
One option is to administer the first dose of two 200-mg injections. This makes a total dose of 400 mg. This dose is followed by one 200-mg injection every other week.
The other option is to give a starting dose of two 300-mg injections. This gives a total dose of 600 mg. This dose is followed by one 300-mg injection every other week.
Conclusion
Dupixent is in a group of drugs known as monoclonal antibodies. These drugs act on a very specific part of your immune system. Just like other drugs, it has side effects. You must call your doctor if the side effects are life-threatening.
References
https://www.medicalnewstoday.com/articles/14417