CYPROHEPTADINE

(Periactin)

Standard Prescription

cyproheptadine__mg PO__(frequency) (__mg/kg/day)

Dosages

Cyclic Vomiting Syndrome (CVS) Prophylaxis:
0.125-0.25 mg/kg/dose PO BID or TID (Max 0.5 mg/kg/day)

Appetite Stimulant:
0.125 mg/kg/dose PO div BID

Mechanism of Action

Antihistamine

Forms Supplied

Tablet: 4 mg

Comments

CVS prophylactic dosing is for children < 5 yrs old, use amitriptyline for >5 yrs old.

anticholinergic side effects including increased appetite, weight gain, sedation.

paradoxical hyperexcitability may occur in some children.

For use as an appetite stimulant, a dosing cycle of 13 weeks on therapy, followed by 1 week off therapy may enhance efficacy.

References

1, 21, 420

Last Edited

2019-01-16 06:01:13