PSA Flashcards
common side effect of Lymecycline
photosensitivity
medication to induce a withdrawal bleed in PCOS
medroxyprogesterone, 10, mg, oral, once a day
prescription for iron deficiency anaemia
ferrous sulfate, 200, mg, oral, once a day
Management of paraccetamol OD in pt with level >150/kg
Admit and commence N-Acetylcysteine 150 mg/kg IV over 1
hour immediately followed by 50 mg/kg IV over 4 hours, then 100 mg/kg IV over
16 hours.
Activated charcoal given only if ingested <1hr ago
what kind of laxatives should be used in a patient with haemorrhoids
Bulk forming laxatives
eg.
Methylcellulose, 1, g, oral, three times a day
Sterculia, 2, sachet(s), oral, once a day
Types of laxatives and when to give them
Anticoag given for suspected PE
rivaroxiban or apixiban
offer apixaban or rivaroxaban first line, and if
these are not suitable, low molecular weight heparin (LMWH) for at least 5 days followed by dabigatran or edoxaban, or
LMWH concurrently with a vitamin K antagonist for at least 5 days”. LMWH is always the anti-coagulant of choice in patients
who also have cancer.
Post op anticoag
Aspirin, 75mg, mg, oral, once a day
Enoxaparin, 40, mg, subcutaneous, once a day
Dalteparin, 5000, units, subcutaneous, once a day
Rivaroxaban, 10, mg, oral, once a day
Causes of gingival hyperplasia
phenytoin, ciclosporin, calcium channel blockers and AML
CYP450 enzyme inducers
(crap GPs)
Carbemazepine
Rifampicin, ritonavir
Alcohol (chronic)
Phenytoin
Griseofulvin
Phenobarbitol
St johns wort, smoking, sulphonyureas
CYP450 enzyme inhibitors
(sickfaces.com)
Sodium valporate
Isoniazid
Ciprofloxacin
Ketoconazole
Fluconazole
Alcohol (binge drinking)
Cimetidine
Erthyromycin
Sulfonamides
Chloramphenicol
Omeprazole
Metronidazole
when should warfarin be stopped before elective surgery?
5 days before
checlk INR night before
high risk of VTE pt may require bridging with LMWH and stopped 24hrs before surgery
pts on warfarin requiring emergency surgery
give IV vitamin K and try do delay surgery for 6-12 hrs if possible
medical reasons for needing VTE prophylaxis
Significant reduction in mobility for 3 days or more (or anticipated to have significantly reduced mobility)
active cancer/chemotherapy
Aged over 60
Known blood clotting disorder (e.g. thrombophilia)
BMI over 35
Dehydration
One or more significant medical comorbidities (e.g. heart disease; metabolic/endocrine pathologies; respiratory disease; acute infectious disease and inflammatory conditions)
Use of hormone replacement therapy (HRT)
Use of the combined oral contraceptive pill
Varicose veins
Pregnant or less than 6 weeks post-partum
surgical reasons for needing VTE prophylaxis
Hip/knee replacement
Hip fracture
General anaesthetic and a surgical duration of over 90 minutes
Surgery of the pelvis or lower limb with a general anaesthetic and a surgical duration of over 60 minutes
Acute surgical admission with an inflammatory/intra-abdominal condition
Surgery with a significant reduction in mobility
Critical care admission
