Top 100 drugs Flashcards
Acetylcysteine
- Antidote for paracetamol poisoning
- prevent renal injury due to renal contrast material
Activated charcoal
- Reduce absorption of certain overdoses
Adenosine
- For supraventricular tachycardia
SEs - bradycardia
Adrenaline
For anaphylaxis or cardiac arrest
AEs- headache, anxiety, palpitations, tremor
- can use another one if needed after 5-15 mins of first
Alginates and Antacids
- Magnesium causes diarrhea
- Alluminium causes constipations
- Can reduce absorption of :
>ACEis
>bisphosphonates
>PPis
>Digoxin
>Antibiotics
>Levothyroxine
leave a gap of alteast 2 hours with these drugs
-can start its affect within 20 mins and last for hours
Allopurinol
- most common side effect is skin rash
- co-administration with amoxicillin, ACEis, and thiazides can increase hypersensitivity
TAKEN AFTER MEALS
DRINK PLENTY OF FLUIDS (1-2 L)
Aldosterone Antagonists
-Spirinolactone/Epelerone
TAKEN WITH FOOD
-can cause hyperkalemia (muscle weakness), gynacomastea
Alpha-Blockers
- BPH
- Tamsulosin/Alfuzosin
- can cause postural hypotension
- initially may cause dizziness, advise to take at bedtime
Aminoglycosides
Gentamycin/Amikacin
-can cause nephrotoxicity and ototoxicity
Aminosalicylates
Sulfasalazine/Mesalazine
- ASACOL(mesalazine) has a pH-sensitive coating, drugs like PPIs increase pH and can break coating prematurely
Amiodarone
- avoid in hypotension, thyroid disease and heart block
- when taking, report any incidents of weight loss, breathlessness, jaundice, persistent cough, tiredness, restlessness
ACIs
-hypotension (after first dose)
- hyperkalemia
- dry cough
-rash
AVOID IN PREGNANCY
AVOID IN ACUTE KIDNEY INJURY
TAKEN WITH OR WITHOUT FOOD
AVOID TAKING NSAIDS
ARBs
- can cause hyperkalemia/renal failure
- AVOID IN PREGNANCY/BREASTFEEDING
- AVOID IN CHRONIC KIDNEY DISEASE
- TAKEN WITHOR WITHOUT FOOD
Antidepressants
SSRIs
- GI upset, weight gain/loss, rash , suicidal ideations, QT prolongation, lower seizure threshold
- CAN INCREASE RISK OF BLEEDING
- DO NOT STOP TREATMENT ABRUPTLY, even if they start feeling better
- carryon with the medication for at least 6 months
Antidepressants
TCAs and others
- can cause sexual dysfunction, sedation, withdrawl, hallucinations
- symptoms will imrove over a few weeks
Antidepressants
Venlafaxine and Mirtazapine
- mirtazapine given at night to reduce its sedative effects
Antiemetics
D2-receptor antagonits
- Metoclopramide/Domperidone
- causes diarrhea
- metonia can cause EPSEs not domperidone
Antiemetics
H1-Receptor antagonists
-Cylizine, cinnarizine,promethazine
- DROWSINESS
- anticholinergic effects (dry mouth )
-
Antiemetics
PHENOTHIAZINES
- Prochloroperazine, Chlorpromazine
- DROWSINESS
- ## POSTURAL - - - HYPOTENSION
Antiemetics
5-HT3- RECEPTOR ANTAGONISTS
- Ondansetron/Gransetron
- constipation,diarhea, headaches
- UNLIKELY TO CAUSE SIGNIFICANT SIDE EFFECTS
ANTIFUNGALS
-Clotrimazole, Fluconazole, Nystatin
- GI upset with Fluconazole AVOID IN PREGNANCY
-Fluconazole many interactions (inhibitor)
ORAL NYSTATIN taken after food, advise patient to hold it in the mouth to make sure contact with the lesions
ANTIHISTAMINES
- Cetirizine/loratadine/fexofenadine/chlorphenamine
- SEDATION
- DOES NOT HELP WITH NASAL CONGESTION
- AVOID WITH ALCOHOL, MAKES MORE SEDATING
ANTIMOTILITY DRUGS
- Loperamide, Codeine Phosphate
- AVOIDED if C.Diff
- do not take for more than 5 days
Antimuscarinics
BRONCHODILATORS
- Ipratropium, Tiotropium, Glycoppyronim
- QID OR PRN
- DRY MOUTH
- CAUTION WITH CLOSE ANGLE GLAUCOMA (can raise intraocular pressure)
Antimuscarinics
GENITOURINARY
- Oxybutinin/Tolterodine/Solifenacin
- to control overactive bladders
- DRY MOUTH, CONSTIPATION, DROWSINESS/CONFUSION( avoid in elderly)
C/I - closed angle glaucoma, UTI
Antipsychotics
FIRST GENERATION
- Haloperidol, Prochlorperazine, Chlorpromazine
- EPSEs/DROWSINESS/HYPOTENSION/ERECTILE DYSFUNCTION
- AVOID IN DEMENTIA AND PARKINSONS
Antipsychotics
SECOND GENERATION
- Quetiapine/Olanzapine/Risperidone/Clozapine
- SEDATION/WEIGHT GAIN/DIABETES/SEXUAL DYSFUNCTION
- ARGRANULOCYTOSIS (with clozapine)
Aspirin
- GI irritation, bronchospasm
- TAKE AFTER FOOD
- NOT UNDER 16 YEARS (reyes syndrome)
- AVOID IN 3RD TRIMESTER OF PREGNANCY
- AVOID IN GOUT (can trigger acute attack)
Benzodiazepines
- Diazepam, Temazepam, Lorazepam, Chlordiazepxide, Midazolam
- DROWSINESS/SEDATION
Beta2-agonists
- – Salbutamol,Salmeterol,Formoterol,Terbutaline
- PALITATIONS/ANXIETY/TREMORS
Beta-Blockers
- FATIGUE/COLD EXTREMITIES, HEADACHE, NAUSEA, SLEEP DISTURBANCE , IMPOTENCE
- AVOID in asthma
- not used with verapamil/diltiazem
- taken at equivalent intervals everyday
Bishosphonates
- can cause OESOPHAGITIS
, OSTEONECROSIS OF THE JAW - absorption reduced by calcium, antacids and iron salts
- SWALLOED WHOLE 30 MINS BEFORE BREAKFAST WITH LOTS OF WATER AND STAY UPRIGHT FOR 30 MINS AFTER
Calcium and Vitamin D
-calcium can cause dyspepsia, constipation
-Calcium reduces absorption of :
>BISPHOSPHONATES
>TETRACYCLINES
>SYNTHROID
>IRON
SEPERATED BY AT LEAST 4 HOURS
CCBs
-ANKLE SWELLING, FLUSHING, HEADACHES, PALPITATIONS
Carbamazepine
- GI UPSET, SKIN RASH
- PREGNANCY - should take folic acid before conceiving
- INHIBITOR
Cephalosporins and Carbapenems
- Cephalexin, Cefotaxime, Meropenem, Ertapenem
- for UTIs or respiratory tract infections
- Cross sensitivity to penicillin-allergic patients
- GI upset
- CAREFUL WITH PATIENTS AT RISK OF C.DIFF
Clopidogrel
- can cause BLEEDING
- GI upset, Dyspepsia, Abdoominal pain, diarrhoea
- efficacy reduced by inhibitors as its a prodrug and needs to be metabolised by C p450 enzyme
- WITH OR WITHOUT FOOD