Indications:
Riboflavin deficiency, Microcytic anaemia

Pharmacology:
Chlorpheniramine Maleate is an alkylamine antihistamine. It is one of the most potent histamine H1-receptor blocking agents which is used as a potent antihistamine. This generally causes less sedation than promethazine. Chlorpheniramine Maleate exerts its effects by blocking H1-receptor competitively

Dosage (breakdown or, not) :

For treating low levels of riboflavin (riboflavin deficiency) in adults: 5-30 mg of riboflavin daily in divided doses.

For preventing migraine headaches: 400 mg of riboflavin (Vitamin B2) per day. It may take up to three months to get best results.

For preventing cataracts: approximately 2.6 mg of riboflavin (Vitamin B2)

Adult: 
Oral Riboflavin Deficiency Supplementation is indicated for adults with riboflavin deficiency syndromes 5-30 mg/day PO in divided doses

Child: 
Oral Riboflavin Deficiency <3 years: Not established 3-12 years: 3-10 mg/day PO in divided doses >12 years: 5-30 mg/day PO in divided doses

Administration:
Should be taken with food.

Interaction:
Rate and extent of absorption may be affected by propantheline bromide.

Contraindication: 
Hypersensitivity

Side Effects: 
Bright yellow disclouration of urine.

Pregnancy: 
Riboflavin is LIKELY SAFE for pregnant or breast-feeding women when taken in the amounts
recommended. 

Precautions & Warnings: none

Storage Conditions:
Store at a cool and dry place. Protect from light.