Isotroin Capsule
Isotretinoin
20mg
Cipla Ltd.
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| Retail Price | 31.36 NPR |
Available as:
Indications
Isotroin Capsule is used for:
Acne
Adult Dose
Oral
Severe, Recalcitrant Nodular Acne
Severe nodular acne unresponsive to conventional therapy, including systemic antibiotics
Adult: 0.5-1 mg/kg/day PO divided BID for 15-20 weeks
Dose up to 2 mg/kg/day (as tolerated) if disease is very severe with scarring or is primarily manifested on the trunk
Hepatic impairment: Contraindicated.
Child Dose
Severe, Recalcitrant Nodular Acne
Severe nodular acne unresponsive to conventional therapy, including systemic antibiotics
<12 years: Safety and efficacy not established
>12 years: 0.5-1 mg/kg/day PO divided BID for 15-20 weeks
Dose up to 2 mg/kg/day (as tolerated) if disease is very severe with scarring or is primarily manifested on the trunk
Renal Dose
Renal impairment: Severe: Reduce initial dose (e.g. 10 mg daily), then gradually increase to 1 mg/kg as necessary.
Administration
Should be taken with food.
Contra Indications
Pregnancy, lactation.
Precautions
Preexisting or predisposition to hypertriglyceridaemia (e.g. DM, obesity or increased alcohol intake). Monitor triglyceride levels. Monitor blood lipids and LFTs at wkly or bi-wkly intervals. Monitor blood glucose in known or suspected DM patients. Genetic predisposition for age-related osteoporosis, history of childhood osteoporosis, osteomalacia or other bone metabolism disorders. Anorexia nervosa. History of psychiatric disorder. May impair night vision. Avoid wax epilation and skin resurfacing procedures for at least 6 mth. Avoid prolonged exposure to UV light or sunlight. Discontinue if hearing impairment, abdominal pain, rectal bleeding, severe diarrhoea or adverse ocular effects occur. Patient should not donate blood during therapy and for at least 1 mth following drug discontinuation.
Lactation: Unknown whether distributed into breast milk; because of potential for serious adverse reactions in nursing infants, do not administer to women who are breastfeeding
Pregnancy-Lactation
Interactions
Additive toxicity with vitamin A or its derivatives. Decreased efficacy of microdosed progesterone (use 2 forms of contraception). May increase risk of bone loss with phenytoin. May increase risk of osteoporosis with systemic corticosteroids. Reduces plasma levels of carbamazepine.
Potentially Fatal: Increased risk of pseudotumor cerebri with tetracyclines.
Adverse Effects
Side effects of Isotretinoin :
>10%
Cheilitis (90%),Xerosis,Xerostomia,Dry nose,Epistaxis,Pruritus,Conjunctivitis (including blepharoconjunctivitis) (40%),Irritation (40%),Increased erythrocyte sedimentation rates (40%),Thinning of hair (which has persisted in rare instances),Palmoplantar desquamation,Skin fragility,Skin infections (eg, paronychial infections),Rash (including erythema, seborrhea, eczema), photosensitivity,Hypertriglyceridemia (25%),Bone or joint pain,Generalized muscle aches,Arthralgia,Decreased HDLs (15%),Increased LFTs (15%),Increased CPK (12-24%),Decreased hemoglobin concentration and hematocrit,Decreased erythrocyte and leukocyte counts,Increased platelet count
1-10%
Decreased bone mineral density (8.8%),Premature epiphyseal closure (3%)
Frequency Not Defined
Lethargy,Fatigue,Headache,Anorexia,Nausea,Vomiting,Increased appetite,Thirst
Potentially Fatal: Anaphylaxis. Haemorrhagic pancreatitis.
Mechanism of Action
Isotretinoin is a synthetic retinoid which reduces sebaceous gland size and sebum production. It also regulates cell proliferation and differentiation.
Note
Isotroin 20mg Capsule manufactured by Cipla Ltd.. Its generic name is Isotretinoin. Isotroin is availble in Nepal.
Farmaco Nepal drug index information on Isotroin Capsule is not intended for diagnosis, medical advice or treatment; neither intended to be a substitute for the exercise of professional judgment.