Drug Interaction:
Vitamin A - patients should be advised to limit vitamin A intake to < 15,000 IU /day, to
avoid potential additive effects
DEET - patients who are applying bexatrone should not concurrently use products that
contain DEET ( N- N -diethyl -m-tolumide ) a common component of insect repellant
CYP-450 system- concomittant ketoconazole, itraconazole, erythromycin, and grape fruit
could increase baxtrotene plasma concentration
Indication:
Cutaneous T cell lymhoma
Adverse Reaction:
Adverse reactions-
Cardiovascular - edema 10% peripheral edema 5%
CNS - paresthesia 5%
Dermatologic - contact dermatitis 12% exfoliative dermatitis 5% pruritus 35%
rash 65% maculopapular rash 5% skin disorder 25%
sweating 5%
Hematologic/ Lymphatic - leukopenia 5% lymphadenopathy 5%
WBC abnormal 5%
Metabolic/nutrional - hyperlipedmia 8%
Respiratory - cough increased 5% pharynigitis 5%
Miscellaneous - asthenia 5% headache 12% infection 15% pain 25%
Contra-Indications:
Hypersensitivity
Special precaution-
Renal function impairment - no formal studies have been conducted with bexaotene in
patients with renal insufficiency. Renal insufficency can result in significant protein binding
changes. Pharmacokinetics may be altered in patients with renal insufficency
Hepatic function impairment - no specific studies have been conducted in patients with
hepatic insuficiency. Hepatic impairment would be expected to lead to greatly decreased
clearance
Special risk - bexatrone should be used with caution in patients with known hypersensitivity
to other retinoids
Photosensitivity - patients should be advised to to minimize exposure to sunlight and artificial light during the use of bexarotene
Pregnancy - bexarotene 1% may harm fetal harm when administered to pregnant woman.
Bexarotene should not b egiven to a pregnant woman ror to a woman who intends to
become pregnant. If a woman becomes pregnant while taking bexarotene , bexarotene
must be stopped immediately
Lactation- Not known whether bexarotene is xcreated in human milk.
Decision should be taken whether to discontinue nursing or discontinue the
drug depending on the importance of drug to the mother.
Children - safety and efficacy in pediatric patients have not been estblished
Elderly- No overall differnces in safety were observed between patients > 65 years
and younger patients, but greater sensitivity to bexarotene can not be ruled out
Dosages/ Overdosage Etc:
Indication-
Cutaneous T cell lymhoma
Dosage-
Baxatrone should be initially applied once every day for the first week.
Increase the application frequency at weekly intervals to once daily, then twice daily
then 3 times daily, and finally 4 times daily according to individual lesion tolerance.
Do not use occlusive dressings with bexarotene
Patient Information:
1. Photosensitivity - patients should be advised to to minimize exposure to sunlight and artificial light during the use of bexarotene
2. Do not use occlusive dressings with bexarotene
Interaction with Food:
Take with food
Pregnancy and lactation:
Pregnancy -
Bexarotene 1% may harm fetal harm when administered to pregnant woman.
Bexarotene should not b egiven to a pregnant woman ror to a woman who intends to
become pregnant. If a woman becomes pregnant while taking bexarotene , bexarotene
must be stopped immediately
Lactation-
Not known whether bexarotene is xcreated in human milk.
Decision should be taken whether to discontinue nursing or discontinue the
drug depending on the importance of drug to the mother.
Children -
Safety and efficacy in pediatric patients have not been estblished
Elderly-
No overall differnces in safety were observed between patients > 65 years
and younger patients, but greater sensitivity to bexarotene can not be ruled out