General

Pronunciation:
a-pre-mil-ast


Trade Name(s)

  • Otezla

Ther. Class.
antirheumatics
antipsoriatics

Pharm. Class.
phosphodiesterase type 4 inhibitors

Indications

  • Active psoriatic arthritis.
  • Moderate to severe plaque psoriasis in patients who are candidates for phototherapy or systemic therapy.

Action

Acts as an inhibitor of phosphodiesterase type 4 (PDE4). Inhibition of PDE4 results in ↑ intracellular levels of cyclic adenosine monophosphate (cAMP).

Therapeutic Effect(s):

  • Decreased severity of psoriatic arthritis with improved joint function.
  • Reduced severity of plaques.

Pharmacokinetics

Absorption: 73% absorbed following oral administration.

Distribution: Unknown.

Metabolism and Excretion: Extensively metabolized (mostly by CYP3A4); metabolites are not pharmacologically active. Excreted in urine (58%) and feces (39%) as inactive metabolites; 3% excreted unchanged in urine, 7% in feces.

Half-life: 6–9 hr.

TIME/ACTION PROFILE (blood levels†)

ROUTEONSETPEAKDURATION
POunknown2.5 hr 12–24 hr
† Improvement in joint symptoms make take up to 4 mos.

Contraindication/Precautions

Contraindicated in:

  • Hypersensitivity;
  • Concurrent use of P450 enzyme inducers.

Use Cautiously in:

  • History of depression or suicidal ideation
  • Severe renal impairment (dose ↓ required for CCr <30 mL/min)
  • OB: Use during pregnancy only if potential benefits justify potential fetal risks;
  • Lactation:Use caution if breastfeeding;
  • Pedi: Safety and effectiveness not established.

Adverse Reactions/Side Effects

CNS: depression, headache

GI: diarrhea, nausea, upper abdominal pain, vomiting

Metabolic: weight loss

* CAPITALS indicate life-threatening.
Underline indicate most frequent.

Interactions

Drug-Drug

Concurrent use of CYP450 inducers, including carbamazepine , phenobarbital , phenytoin and rifampin may ↓ blood levels and effectiveness; concurrent use should be avoided.

Route/Dosage

PO: (Adults) Day 1– 10 mg in the morning; Day 2– 10 mg in the morning and 10 mg in the evening; Day 3– 10 mg in the morning and 20 mg in the evening; Day 4– 20 mg in the morning and 20 mg in the evening; Day 5– 20 mg in the morning and 30 mg in the evening; Day 6 and thereafter– 30 mg in the morning and 30 mg in the evening.

Renal Impairment
PO: (Adults CCr <30 mL/min): Days 1–3– 10 in the morning; days 4–5– 20 mg in the morning; day 6 and thereafter– 30 mg in the morning.

Availability

Tablets: 10 mg, 20 mg, 30 mg

Assessment

  • Assess pain and range of motion before and periodically during therapy.
  • Monitor mental status for signs and symptoms of depression (orientation, mood behavior) frequently. Assess for suicidal tendencies, especially during early therapy.
  • Obtain weight and BMI initially and periodically during treatment. If clinically significant weight loss occurs, evaluate weight loss and consider discontinuation of therapy.

Potential Diagnoses

Implementation

  • Follow titration guidelines when beginning therapy to minimize GI side effects.
  • PO: Administer without regard for meals. Swallow tablet whole; do not crush, break, or chew.

Patient/Family Teaching

  • Instruct patient to take apremilast as directed.
  • Advise patient, family and caregivers to look for suicidality, especially during early therapy or dose changes. Notify health care professional immediately if thoughts about suicide or dying, attempts to commit suicide, new or worse depression or anxiety, agitation or restlessness, panic attacks, insomnia, new or worse irritability, aggressiveness, acting on dangerous impulses, mania, or other changes in mood or behavior occur.
  • Inform patient of need to monitor weight regularly. Notify health care professional if unexplained or clinically significant weight loss occurs.
  • Advise patient to notify health care professional of all Rx or OTC medications, vitamins, or herbal products being taken and to consult with health care professional before taking other medications.
  • Advise patient to notify health care professional if pregnancy is planned or suspected or if breastfeeding.

Evaluation/Desired Outcomes

  • Improvement in pain and function in patients with psoriatic arthritis.
  • Increased healing of lesions in plaque psoriasis.
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TY - ELEC T1 - apremilast ID - 110147 Y1 - 2019 PB - Davis's Drug Guide UR - https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Drug-Guide/110147/all/apremilast ER -