Clinical Cases  ·  Allergy and Immunology Vol. III  ·  Non-Disease-Specific Pharmacology/Therapeutics
← Back to Allergy and Immunology Vol. III
Allergy and Immunology

Non-Disease-Specific Pharmacology/Therapeutics

15 cases on live-vaccine timing after B-cell-depleting biologics, rapid drug desensitization protocol selection, perioperative JAK-inhibitor hold intervals, venom immunotherapy with concurrent beta-blockade, updosed antihistamine therapy limits, cumulative glucocorticoid burst exposure, biosimilar substitution, epinephrine autoinjector access and cost, epinephrine use on MAOIs, renal dose-adjustment thresholds, untested dual-biologic combinations, allergen selection under limited immunotherapy tolerance, pharmacogenomic screening before allopurinol, anti-drug antibody-driven secondary loss of response, and extended first-dose observation windows — choose a case below to open its full multi-voice debate.

Allergy and ImmunologyNon-Disease-Specific Pharmacology/Therapeutics
A Yellow Fever Requirement and a B-Cell Count That Isn't Back Yet

A woman on maintenance rituximab for EGPA needs a mandatory yellow fever vaccine before an overseas assignment — testing how firm the 6-month live-vaccine washout really is.

Case 0001
Allergy and ImmunologyNon-Disease-Specific Pharmacology/Therapeutics
Two Patients Who Cannot Avoid the Drug They React To

A pregnant woman needing penicillin for neurosyphilis and a chemotherapy patient with IgE-mediated oxaliplatin hypersensitivity both need the same tool — rapid desensitization — chosen very differently.

Case 0002
Allergy and ImmunologyNon-Disease-Specific Pharmacology/Therapeutics
Three Days Off Upadacitinib Before a Knee That Won't Wait

A man with severe atopic dermatitis on upadacitinib faces a scheduled knee replacement — testing whether a perioperative hold rule written for rheumatoid arthritis actually transfers to dermatology.

Case 0003
Allergy and ImmunologyNon-Disease-Specific Pharmacology/Therapeutics
The Beekeeper Who Needs Both His Metoprolol and His Venom Shots

A beekeeper with post-MI metoprolol and life-threatening bee venom anaphylaxis tests whether a decades-old relative contraindication between beta-blockers and immunotherapy still holds up.

Case 0004
Allergy and ImmunologyNon-Disease-Specific Pharmacology/Therapeutics
A Truck Driver, Updosed Cetirizine, and the Itch That Still Wins at 2 A.M.

A commercial driver with chronic urticaria on maximized second-generation antihistamine therapy still can't sleep through the itch — testing whether a first-generation add-on at night is worth the sedation risk his job can't absorb.

Case 0005
Allergy and ImmunologyNon-Disease-Specific Pharmacology/Therapeutics
Four Prednisone Bursts a Year and the Bone Density Scan That Finally Moved

A man with recurring asthma/sinus flares treated with prednisone bursts for years finally shows real bone loss — testing exactly when accumulated steroid exposure crosses from monitored to mandate-a-biologic.

Case 0006
Allergy and ImmunologyNon-Disease-Specific Pharmacology/Therapeutics
The Pharmacy Wants to Switch Her Xolair for Something She's Never Heard Of

A woman stable on branded Xolair for years is offered pharmacy-level substitution to an interchangeable biosimilar the week it reaches market — testing what continuity of response actually means for a drug, not a person.

Case 0007
Allergy and ImmunologyNon-Disease-Specific Pharmacology/Therapeutics
An Uninsured Student, a Peanut Allergy, and a Syringe From a Compounding Pharmacy

A college student who can't afford a branded epinephrine autoinjector is offered a cheaper compounded prefilled syringe — testing what's actually gained and lost against two real FDA-approved alternatives.

Case 0008
Allergy and ImmunologyNon-Disease-Specific Pharmacology/Therapeutics
Her Psychiatrist Doesn't Want Her Carrying Epinephrine on Phenelzine

A woman on phenelzine for treatment-resistant depression develops a new, confirmed shellfish anaphylaxis — testing whether a decades-old MAOI-epinephrine caution should ever override the treatment for a life-threatening reaction.

Case 0009
Allergy and ImmunologyNon-Disease-Specific Pharmacology/Therapeutics
His Kidneys Are Failing Faster Than His Skin Is Improving

A man with severe atopic dermatitis on upadacitinib develops progressive diabetic nephropathy — testing exactly where his declining eGFR crosses the labeled dose-reduction threshold, and what happens after it does.

Case 0010
Allergy and ImmunologyNon-Disease-Specific Pharmacology/Therapeutics
One Patient, Two Type-2 Diseases, and a Question Neither Biologic's Trial Ever Asked

A woman with both severe eosinophilic asthma and treatment-refractory chronic urticaria needs two biologics whose mechanisms overlap — testing a combination no randomized trial has actually studied.

Case 0011
Allergy and ImmunologyNon-Disease-Specific Pharmacology/Therapeutics
Sensitized to Five Things, Willing to Tolerate Shots for Maybe Two

A polysensitized man with a punishing travel schedule can tolerate only a fraction of the injection burden his full allergen panel would require — testing how immunotherapy should actually be prioritized when everything can't be treated.

Case 0012
Allergy and ImmunologyNon-Disease-Specific Pharmacology/Therapeutics
A Gout Prescription His Primary Care Doctor Almost Wrote Without a Blood Test First

A man of Han Chinese descent with recurrent gout is about to start allopurinol without HLA-B*58:01 screening — testing whether a rare but catastrophic drug reaction justifies a delay his primary care doctor sees as unnecessary.

Case 0013
Allergy and ImmunologyNon-Disease-Specific Pharmacology/Therapeutics
Fourteen Months of Clear Skin, Then a Flare Nobody Can Explain Away

A woman whose dramatic response to dupilumab suddenly reverses after fourteen months tests whether a titer test, not a guess, should decide between dose-intensifying and switching agents entirely.

Case 0014
Allergy and ImmunologyNon-Disease-Specific Pharmacology/Therapeutics
Two Hours or Four: His First Omalizumab Dose and a Baseline Tryptase That Changes the Math

A man with indolent systemic mastocytosis about to receive his first omalizumab dose tests how far a standard observation window should stretch when the labeled default wasn't written with his risk factors in mind.

Case 0015
← Back to Allergy and Immunology Vol. III