Page 80 - Radiology Book
P. 80
analgesics continued
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Po analgesics continued
Analgesic
Brand Name
Onset
Peak
Duration Starting Dose
Equianalgesic Dose
Methadone Codeine
Dolophine 30-60 In Tylenol #1,2,3,4 15-30
2-4 1-2
3-8 2.5-5 mg q3-4 4-6 30 mg q4-6
20 mg 200 mg
Tramadol
20-100 mg q4-6 max
transdermal PatcHes
Fentanyl Transdermal (25 mcg/hour) Duragesic - avoid in opioid naive patients
12
24 2-4
17 25 mcg q72
60 mg oral Morphine per day
Lidocaine Patch 5% 15-30 (700 mg per patch)
5% patch or gel 12 applied to the
-
Titrating MS Contin / Roxanol
Use with caution or consult a pain specialist.
1. Total the previous 24 hour Roxanol dose.
2. Add this to the previous 24 hour MS Contin dose. 3. Divide the total Roxanol dose and MS Contin dose
4. Round MS Contin dose to a convenient tablet dose. 5. Divide the 12 hour MS Contin dose by 3. This
(min)
(hrs)
(hrs) (hrs)
by 2. This is the new 12 hour MS Contin dose.
Reversal of narcotic overdose: Naloxone (Narcan) IV/SC/IM 0.4-2 mg prn (t1⁄2 60 minutes)
Southfield16
painful area, 1-2 patches daily
should be the new Roxanol dose for breakthrough pain.
EquivalEnts
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