Names and pronunciation
(a′fa-me-lan′oh-tide) Scenesse
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Drug reference
(a′fa-me-lan′oh-tide) Scenesse
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Func. class.: Dermatologic agent
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Chem. class.: Melanocortin receptor agonist
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ACTION: Increases production of eumelanin in the skin without exposure to sunlight or arti- ficial UV light
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USES: To increase light exposure in those with phototoxic reactions from erythropoietic protoporphyria
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CONTRAINDICATIONS None Precautions: Not approved in children
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SIDE EFFECTS CNS: Dizziness, fatigue, drowsiness GI: Nausea INTEG: Site reaction, melanocytic nevus, A hyperpigmentation, skin irritation/ discoloration ENDO: Porphyria RESP: Oropharyngeal pain, cough, respi ratory tract infection
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INTERACTIONS None known
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DOSAGE AND ROUTES • Adult: SUBCUT 16 mg implanted above the anterior suprailiac crest q2mo
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Available forms: Implant, SUBCUT 16 mg
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Administer: • This product should be implanted by a health care professional proficient in the SUBCUT implantation procedure • Patients should maintain sun and light protection measures during treatment to prevent phototoxic reactions • Monitor patient for 30 min after im- plant • Leave dressing in place for 24 hr • Store in refrigerator, protect from light
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Assess: • Skin pigmentation: Increased skin pigmentation and darkening of preexisting nevi and ephelides may occur; obtain a full-body skin examination (twice yearly) • Phototoxic reactions: Maintain sun and light protection measures during treatment to prevent phototoxic reactions • Pregnancy/breastfeeding: Not known if safe in pregnancy or breastfeeding
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Evaluate: • Therapeutic response: Prevention of phototoxic reactions
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CLINICAL CONSIDERATIONS
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Patient and caregiver information: • To contact their health care provider if implant is expelled • To remove dressing 24 hr after implant • To monitor site and report reactions to their health care provider • To maintain sun and light protection measures during treatment • That darkening of preexisting nevi or other skin abnormalities may occur • To schedule twice-yearly full-body skin exams HIGH ALERT
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PHARMACOKINETICS Onset unknown, peak 36 hr, duration 96 hr, half-life 15 hr
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• Adult: SUBCUT 16 mg implanted above the anterior suprailiac crest q2mo
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