Inflammatory Bowel Dx (IBD) Flashcards
What’s used to treat acute exacerbation of IBD?
Short courses of oral and IV steroids
What’s used for maintenance therapy to control inflammation and reduce flare-ups of IBD?
Aminosalicylates
Which is the main Aminosalicylates used for maintenance therapy to control inflammation and reduce flare-ups of IBD?
Mesalamine
What’s used in pts with IBD refractory to Aminosalicylates and immunosuppressants?
Anti-TNF such as Infliximab
Should AB and probiotics be take at the same time?
No!
Separated by at least 2 hrs
Sorbitol and IBS?
Sorbitol is used as a sweetener as can cause considerable GI distress in some pts with IBD
Sorbitol also has laxative properties
Lactose and IBD?
If pt is lactose-intolerant may worsen IBD
Both sorbitol and lactose are used as excipients (binders) in tabs
List antidiartheal (agents used for mild sx control: diarrhea, cramping/GI spasms)
Loperamide (Imodium)
Bismuth subsalicylate (Pepto-Bismol)
Diphenoxylate 2.5mg + Atropime 0.025mg (Lomotil)
Brand name of Loperamide? (antidiartheal agents used for mild sx control: diarrhea, cramping/GI spasms)
Imodium
How long can pt self-treat Loperamide (Imodium)?
No more than 2 days
Brand name of Bismuth Subsalicylate? (antidiartheal agents used for mild sx control: diarrhea, cramping/GI spasms)
Pepto-Bismol
SE of Bismuth subsalicylate (Pepto-Bismol)?
Black tongue/stop.
Brand name of Diphenoxylate 0.25mg + Atropine 0.025mg?
Lomotil
Which of the antidiartheal agents used for mild sx control: diarrhea, cramping/GI spasms is a controlled substance?
C V
List agents under Antispasmodic? (Used for mild sx control in IBD)
Dicyclomime (Bentyl)
Brand name of Dicyclomine (antispasmodic agent)?
Bentyl
SEs of Dicyclomine (Bentyl) - antispasmodic agent
Dizziness
Xerostomia
Nausea
Blurred vision
List oral steroids used for mild sx in IBD
Prednisone
Budesonide (Entocort EC)
What’s the brand name of Budesonide? Oral steroid used for mild sx of IBD
Entocort EC
Should u crush Budesonide (Entocort EC, Uceris) Oral steroid used for mild sx of IBD?
No!
Short-term SEs of oral steroids (Prednisone and Budesonide (Entocort EC))?
Increased appetite/wt gain
Fluid retention
Emotional instability (euphoria, mood swings, irritability)
Insomnia
GI upset
Higher doses - increase in BP and BG
Long-term SEs of oral steroids (Prednisone and Budesonide (Entocort EC))?
Adrenal suppression/Cushing’s syndrome
Impaired wound healing
HTN
Hyperglycemia
Cataracts
Osteoporosis
If oral steroids (Prednisone and Budesonide (Entocort EC)) are used long-term, what should be assesses? Supplement?
Bone density
Consider Bisphosphonates, optimize Ca and Vit. D intake
Budesonide (Entocort EC) and first-pass metabolism?
Budesonide (Entocort EC) undergo 1st-pass metabolism, so,lower systemic exposure may occur
How do u d/c if oral steroids (Prednisone and Budesonide (Entocort EC)) is used longer than 2 wks?
Must taper over 3-4 wks
When’s Budesonide (Entocort EC) preferred over prednisone in IBD?
If dx is in ileum or ascending colon
How do u use Prednisone and Budesonide (Entocort EC)?
Swallow whole - don’t crush, chew or break
List topical agents used in mild sx control of IBD
Hydrocortisone (Cortifoam, Cortenema)
T/F? Topical steroids (Hydrocortisone (Cortifoam, Cortenema)) have proven to be effective for maintenance of remission of IBD?
False!
They are not effective in maintenance of remission
Effect of potent inh (Ketoconazole, Itraconazole, Ritonavir etc) on Budesonide?
Budesonide may req dose reduction (3A4 substrate)
Grapefruit and Budesonide?
Avoid Grapefruit in Budesonide
List drugs used in maintenance therapy for IBD (Aminosalicylates)
Mesalamine (Asavo HD, Lialda - long acting orals)
(Canasa - suppository)
(Rowasa - enema)
Sulfasalazine (Azulfidine, Sulfazine)
Basalazide (Colazol, Glazo)
Olsalazine (Dipentum)
What’s the brand name of Mesalamine? Suppository? Enema?
Asacol HD; Lialda
Canasa (suppository)
Rowasa (enema)
Mesalamine and antacids, H2RAs or PPIs?
Avoid concomitant use of Mesalamine with antacids, H2RAs or PPIs
Interferes with absorption
What’s most effective for Distal dx/ proctitis in UC?
Topical mesalamine
CI to Sulfasalazine use? (Maintenance therapy in IBD)
Sulfa or salicylate allergy
Se to Sulfasalazine use? (Maintenance therapy in IBD)
HA
Rash
Anorexia
Dyspepsia
GI upset (n/v/d)
Oligosoermia (reversible) all > 10%
Folate deficiency
Sulfasalazine use and skin discoloration? (Maintenance therapy in IBD)
Sulfasalazine can cause YELLOW-ORANGE coloration of skin/urine
Sulfasalazine use and folate? (Maintenance therapy in IBD)
Sulfasalazine impairs folate absorption
May give 1 mg/ day folate supplement
In what Grp of is Balsalazide (Glazo) approved?
Males only
SEs of Olsalazine (Dipentum) (Maintenance therapy in IBD)
Diarrhea
Abdominal pain
Role of immunosuppressive agents in IBD?
Only for use if of fails maintenance therapy or used in combo with maintenance therap
List Immunosuppresive agents used in IBD
Azathioprine (Azasan, Imuran)
6-Mercaptopurine (Purinethol)
Methotrexate (Rheumatrex, Trexail!
SE of Azathioprine (Azasan, Imuran)?
GI upset (n/v)
Rash
Increased LFTs
Hematologic toxicities (leukopenia, thrombocytopenia)
Which Grp of pt may be more sensitive to myelosuppressive effects and may req a lower dose of Azathioprine (Azasan, Imuran)?
Pts with genetic deficiency of thiopurine methyltransferase (TPMT)
SE of Methotrexate (Rheumatrex; Trexail)?
N/v
Increased LFTs
Stomatitis
Alopecia
Photosensitivity
Preg cat. of Methotrexate (Rheumatrex; Trexail)?
X
Role of Monoclonal antibodies to TNF?
Last line… After everything else has failed
List monoclonal antibodies to TNF agents used in IBD
Adalimumab (Humira)
Infliximab (Remicade)
Golimumab (Simponi)
Natalizumab (Tysabri)
Certolizumab (Cimzia)
Brand name of Adalimumab? (monoclonal antibodies to TNF agents used in IBD)
Humira
Brand name of Infliximab? (monoclonal antibodies to TNF agents used in IBD)
Remicade
Brand name of Golimumab? (monoclonal antibodies to TNF agents used in IBD)
Simponi
Brand name of Natalizumab? (monoclonal antibodies to TNF agents used in IBD)
Tysabri
SEs of Adalimumab (Humira)?
Injection site rxns
BBW of Infliximab (Remicade)? Similar to the others, except Natalizumab (Tysabri)
Serious infections (some fatal)
D/c tx if pt develops a severe inf; lymphomas and other malignancies; perform test for latent TB prior to starting therapy
CI of Infliximab (Remicade)?
Doses > 5 mg/kg in moderate-severe HF (NYHA class III/IV)
SEs of Infliximab (Remicade)?
Infusion rxns e.g.
Hypotension, fever, chills, pruritus (may pre-treat with APAP, antihistamine and/or steroids); inf, URT sx, HA, abdominal pain
Monitoring of Infliximab (Remicade)?
TB test (prior to admin and annually)
CBC
LFTs
HBV (prior to initiation)
Role of Infliximab (Remicade) in IBD?
Alternative 1st line in mod-severe Crohn’s or UC
SEs of Golimumab (Simponi)?
Infection
Upper respiratory tract (URT) sx
Inj site rxns
BBW of Natalizumab (Tysabri)?
Risk for progressive multifocal leukoencephalopathy (PML)
SE of Natalizumab (Tysabri)?
Infusion rxns
HA
Fatigue
What should be done if there’s no response to Natalizumab (Tysabri) after week 12?
D/c
Which immunosuppressant is parts of a REMS program?
Natalizumab (Tysabri)
TOUCH prescribing program
How should Mesalamine and Budesonide not be taken?
Don’t crush or chew
Which of the meds for IBD may one see a ghost tablet in the feces?
Asacol HD
T/F? Mesalamine is considered 1st line therapy for distal dx of IBD?
T
Note: oral therapy is NOT preferred for initial tx
SE of long-term steroid use in IBD?
Poor wound healing
Fat distribution
Adrenal suppression
Peptic ulcers
What dosage form does Infliximab (Remicade) come in?
IV ONLY
Which tests should be done prior to staring Infliximab (Remicade)?
CBC
TB
HBV
MOA of Infliximab (Remicade)?
Chimeric monoclonal antibody against TNF
List SEs that may occur from using Infliximab (Remicade)?
Infusion-related rxns
Antibody induction
Hepatoxicity
Reactivation of latent TB
Name major types if inflammatory bowel dx (IBD)?
Ulcerative colitis (UC)
Crohn’s dx