OTC drugs Flashcards
Ocular Antihistamines
Azelastine
Ketotifen
*for Allergic Conjuncatvitis
Allergic Conjunctavitis
Azelastine
Ketotifen
(ocular antihistamines)
and/or
Bromfenac
Diclofenac
Ketoralac
*ocular NSAIDs)
Ocular NSAIDs
Bromfenac
Diclofenac
Ketoralac
for allergic conjunctavitis
Motion Sickness
Scopalamine
Diphenhydramine / Benadryl (1t gen antihistamine)
DRAMAMINE (1st gen antihist, dimenhydramine)
1st Gen Antihistamines
Diphenhydramine (BENADRYL!)
Promethazine
Meclazine
Dimenhydramine (DRAMAMINE!)
Scopalamine MOA
Competetive antagonist at muscarinic receptors
Blocks cholinergic transmission from vestibular nuclei to higher CNS centers and from the reticular formation to the vomiting center
Scopalamine ADRs
ANTICHOLINERGIC SYNDROME
hot as hades, dry as a bone, fast as a hare, mad as a hatter, blind as a bat, full as a tick, red as a beet
Urinary Retention
Sedation
Dry eyes
Scopalamine CAUTION
Chronic angle closure glaucoma (inceases IOP)
Peds, elderly, pregnant (can cross placenta)
NO alcohol
Do NOT cut patch (dose dumping)
2nd Gen Antihistamines
1st line for allergic rhinitis
Less CNS effects, less drowsy
Claratin / Clarinex (Loratadine) - 1st line allergic rhitinis
Zyrtec (Levocetirizine)
Allegra (Fexofenadine) P450, grapefruit, erythromycin
Intranasal Steroids
Beclomethosone Budesonide (Rhinocort) Fluticasone (Flonase) Mometasone (Nasonex) Triamcinolone (Nasacort)
Pseudoephedrine vs Phenylephrine: which is “stronger” / has more cardiac effects?
Phenylephrine - more ADR effects but less effective decongestant
Dry Eye Tx
Cyclosporine
Lifitegrast
Polyethylene Glycol (OTC)
Tx for mild/mod traveler’s diarrhea
Imodium
OPIATE agaonist, slows motility
Tx for diarrhea w N/V/ cramping
Pepto Bismol (Bismus Subsalysilate)
Drug interactions
Warfarin, Ciprofloxacin, Tetracycline
Contraindications
Kids < 12 (Reye’s Syndrome)
Drug Inx / Contra Indx for Pepto Bismol
Drug interactions
Warfarin, Ciprofloxacin, Tetracycline
Contraindications
Kids < 12 (Reye’s Syndrome)
Diarrhea drug that’s also used for Acromegaly
Octreotide…it’s a Somatostatin analog
H2 Blockers for mild/mod GERD
P450 !
Ranitidine - increases levels of Procainamide and Glipizide!
Cimetidine -
