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48 Cards in this Set

  • Front
  • Back

Treatment of NRDS

Antenatal corticosteroids to women at risk of delivery before 34 weeks.
Exogenous surfactant for neonates < 30 weeks (poractant alfa, calfactant, beractant)

Treatment of sarcoidosis

Glucocorticoids
Methotrexate

Adverse effects of corticosteroids

Suppression of HPA axis, osteoporosis, pancreatitis, diabetes, cataracts, glaucoma, psychosis, opportunistic infections, immunosuppression, weight gain, skin atrophy.

Mechanism of methotrexate

DHFR inhibition. Increase in adenosine-mediated immunosuppression (increased levels of adenosine activate GPCR that increase cAMP in cells).

Adverse effects of methotrexate

Dermatologic rxns, birth defects, malignant lymphoma, increased risk of infection, potentially fatal lung issues

Treatment of Goodpasture Syndrome
Plasmapheresis to remove Abs to alpha3 chain of type IV collagen
Treatment of Wegener's ganulomatosis

Rituximab
Azathioprine (DNA & RNA synthesis inhibitor that causes immunosuppression)
Cyclophosphamide (alkylating agent that causes lymphopenia, selective suppression of B-cell activity, and decreased Ig secretion)
Corticosteroids

Adverse effects of Rituximab
HTN, asthenia, pruritis, urticaria, rhinitis, athralgia
Adverse effects of Azathioprine
Increased risk of infxn, neoplasm. Leukopenic & thrombocytopenic toxicity.
Adverse effects of cyclophosphamide

Bladder cancer, myelo/lymphoproliferative malignancies, neutro/thrombocytopenia.

Mechanism of the prostanoids

Pulmonary artery vasodilation, prevent smooth muscle growth, prevent platelet aggregation

Administration of prostanoids

Epoprostenol


continuous IV infusion
Iloprost

Side effects of epoprostenol

Dose limiting hypotension, muscle pains, HA, flushing. Monitor for bleeding.

Side effects of iloprost

Cough, flushing, HA. Monitor for bleeding. Hemoptysis.

Side effects of treprostinil
Injection site erythema, rash. Vasodilation, jaw pain. Monitor for bleeding.
CYP2C8 interactions possible! (rifampin)
Mechanism of bosentan & ambrisentan

Endothelin-1 receptor antagonists to prevent smooth muscle proliferation & pulmonary artery vasoconstriction.

Advantages & disadvantages of endothelin-1 receptor antagonists

Orally active!
Teratogenic (cat. X). Bosentan = liver & blood toxicities.

Side effects of bosentan

Elevated LFTs.
Anemia. CYP inducer. Metabolism by CYP2C9 & CYP3A4.

Side effects of ambrisentan

Peripheral edema, HA.
Hepatic metabolism


CYP2C9, 2A4, OATP, P-gp substrate.

Mechanism of sildenafil & tadalafil

PDE-5 inhibitors prevent breakdown of cGMP to promote vasodilation & decrease cellular proliferation

Side effects of sildenafil

HA, epistaxis, flushing, dyspepsia. Rare dizziness + sudden hearing loss.
CYP3A4 substrate.

Side effects of tadalafil

HA, back pain, dyspepsia.
Change in color vision.
CYP3A4 substrate.

CCB avoided in PAH

Verapamil


negative inotrope can cause bradycardia

Side effects of CCB

hypotension, edema, CYP3A4 substrate

Treatment of NRDS
Antenatal corticosteroids to women at risk of delivery before 34 weeks.
Exogenous surfactant for neonates < 30 weeks (poractant alfa, calfactant, beractant)
Treatment of sarcoidosis
Glucocorticoids
Methotrexate
Adverse effects of corticosteroids
Suppression of HPA axis, osteoporosis, pancreatitis, diabetes, cataracts, glaucoma, psychosis, opportunistic infections, immunosuppression, weight gain, skin atrophy.
Mechanism of methotrexate

DHFR inhibition. Increase in adenosine-mediated immunosuppression (increased levels of adenosine activate GPCR that increase cAMP in cells).

Adverse effects of methotrexate
Dermatologic rxns, birth defects, malignant lymphoma, increased risk of infection, potentially fatal lung issues
Treatment of Goodpasture Syndrome

Plasmapheresis to remove Abs to alpha3 chain of type IV collagen

Treatment of Wegener's ganulomatosis

Rituximab
Azathioprine (DNA & RNA synthesis inhibitor that causes immunosuppression)
Cyclophosphamide (alkylating agent that causes lymphopenia, selective suppression of B-cell activity, and decreased Ig secretion)
Corticosteroids

Adverse effects of Rituximab

HTN, asthenia, pruritis, urticaria, rhinitis, athralgia

Adverse effects of Azathioprine
Increased risk of infxn, neoplasm. Leukopenic & thrombocytopenic toxicity.
Adverse effects of cyclophosphamide
Bladder cancer, myelo/lymphoproliferative malignancies, neutro/thrombocytopenia.
Mechanism of the prostanoids
Pulmonary artery vasodilation, prevent smooth muscle growth, prevent platelet aggregation
Administration of prostanoids
Epoprostenol - continuous IV infusion
Iloprost - 6-9 inhaled doses/day
Treprostinil - sub-Q or IV infusion, longest half-life
Side effects of epoprostenol
Dose limiting hypotension, muscle pains, HA, flushing. Monitor for bleeding.
Side effects of iloprost
Cough, flushing, HA. Monitor for bleeding. Hemoptysis.
Side effects of treprostinil

Injection site erythema, rash. Vasodilation, jaw pain. Monitor for bleeding.
CYP2C8 interactions possible! (rifampin)

Mechanism of bosentan & ambrisentan
Endothelin-1 receptor antagonists to prevent smooth muscle proliferation & pulmonary artery vasoconstriction.
Advantages & disadvantages of endothelin-1 receptor antagonists
Orally active!
Teratogenic (cat. X). Bosentan = liver & blood toxicities.
Side effects of bosentan
Elevated LFTs.
Anemia. CYP inducer. Metabolism by CYP2C9 & CYP3A4.
Side effects of ambrisentan
Peripheral edema, HA.
Hepatic metabolism - CYP2C9, 2A4, OATP, P-gp substrate.
Mechanism of sildenafil & tadalafil
PDE-5 inhibitors - prevent breakdown of cGMP to promote vasodilation & decrease cellular proliferation
Side effects of sildenafil
HA, epistaxis, flushing, dyspepsia. Rare - dizziness + sudden hearing loss.
CYP3A4 substrate.
Side effects of tadalafil
HA, back pain, dyspepsia.
Change in color vision.
CYP3A4 substrate.
CCB avoided in PAH
Verapamil - negative inotrope can cause bradycardia
Side effects of CCB
hypotension, edema, CYP3A4 substrate