Mosby's 2014 Nursing Drug Reference (271 page)

Canada only   Side effects:
italics
= common;
bold
= life-threatening   
Nurse Alert

minocycline (Rx)

(min-oh-sye′kleen)

Arestin, Dynacin, Minocin, Solodyn

Func. class.:
Broad-spectrum antiinfective

Chem. class.:
Tetracycline

ACTION:

Inhibits protein synthesis, phosphorylation in microorganisms by binding to ribosomal subunits, reversibly binding to ribosomal subunits; bacteriostatic

USES:

Syphilis,
Chlamydia trachomatis
, gonorrhea, lymphogranuloma venereum, rickettsial infections, inflammatory acne,
Neisseria meningitidis, Neisseria gonorrhoeae, Treponema pallidum, Chlamydia trachomatis, Ureaplasma urealyticum, Mycoplasma pneumoniae, Nocardia
, periodontitis, methicillin-resistant
S. aureus
(MRSA) infection, nonnodular moderate to severe acne vulgaris,
Rickettsia
sp.

Unlabeled uses:
Rheumatoid arthritis, bullous pemphigoid, dental infection, prostatis, pleural effusion

CONTRAINDICATIONS:

Pregnancy (D), children <8 yr, hypersensitivity to tetracyclines

Precautions:
Hepatic disease, breastfeeding

DOSAGE AND ROUTES
Calculator

• Adult:
PO/IV
200 mg then 100 mg q12hr, max 400 mg/24 hr
IV; SUBGINGIVAL
inserted into periodontal pocket

• Child >8 yr:
PO/IV
4 mg/kg then 4 mg/kg/day
PO
in divided doses q12hr

Rickettsial infections

• Adult:
PO/IV
200 mg, then 100 mg q12hr

• Child ≥8 yr/adolescent:
PO/IV
4 mg/kg, then 2 mg/kg q12hr, max adult dose

Gonorrhea

• Adult:
PO
200 mg then 100 mg q12hr × ≥4 days

Chlamydia trachomatis

• Adult:
PO
100 mg bid × 7 days

Syphilis

• Adult:
PO
200 mg then 100 mg q12hr × 10-15 days

Uncomplicated gonococcal urethritis in men

• Adult:
PO
100 mg q12hr × 5 days

Acne vulgaris (solodyn only)

• Adult/adolescent/child ≥12 yr:
ext rel 1 mg/kg/day × 12 wk or those weighing 126-136 kg—135 mg/day; 111-125 kg—115 mg/day; 97-110 kg—105 mg/day; 85-96 kg—90 mg/day; 72-84 kg—80 mg/day; 60-71 kg—65 mg/day; 50-59 kg—55 mg/day; 45-49 kg—45 mg/day

Acne vulgaris (all except solodyn)

• Adult/adolescent/child ≥12 yr:
ext rel 1 mg/kg × 12 wk or 91-136 kg, 135 mg/day; 60-90 kg, 90 mg/day; 45-59 kg, 45 mg/day

Rheumatoid arthritis (unlabeled)

• Adult:
PO
100 mg bid for ≤48 wk

Bullous pemphigus (unlabeled)

• Adult:
PO
50 mg/day; may increase to 100 mg/day after 1-2 wk

Available forms:
Caps 50, 75, 100 mg; powder for inj 100 mg; caps, pellet filled 50, 100 mg; tabs 50, 75, 100 mg; ext rel tabs 45, 55, 65, 80, 90, 105, 115, 135 mg

Administer:

• 
After C&S obtained

PO route

• 
With full glass of water; with food for GI symptoms

• 
2 hr before or after laxative or ferrous products; 3 hr after antacid

IV route

• 
After diluting 100 mg/5 ml sterile water for inj; further dilute in 500-1000 ml of NaCl, dextrose sol, LR, Ringer’s sol; run 100 mg/6 hr

Y-site compatibilities:
Alfentanil, amikacin, atracurium, benztropine, buprenorphine, butorphanol, calcium chloride, CARBOplatin, caspofungin, cefonicid, chlorpromazine, cimetidine, cisatracurium, codeine, cyclophosphamide, cycloSPORINE, cytarabine, DACTINomycin, dexmedetomidine, diltiazem, diphenhydrAMINE, DOBUTamine, DOCEtaxel, doxacurium, doxycycline, enalaprilat, ePHEDrine, EPINEPHrine, eptifibatide, etoposide, fenoldopam, fentaNYL, filgrastim, fludarabine, gatafloxacin, gemcitabine, gentamicin, glycopyrrolate, granisetron, heparin, hetastarch, IDArubicin, ifosfamide, inamrinone, isoproterenol, labetalol, levofloxacin, lidocaine, linezolid, LORazepam, magnesium sulfate, mannitol, melphalan, metaraminol, methotrexate, methyldopa, metoclopramide, metoprolol, midazolam, mitoXANtrone, nalbuphine, naloxone, perphenazine, potassium chloride, remifentanil, sargramostim, teniposide, vinorelbine, vit B/C

SIDE EFFECTS

CNS:
Dizziness
, fever, lightheadedness, vertigo,
seizures, increased intracranial pressure

CV:
Pericarditis

EENT:
Dysphagia, glossitis, decreased calcification of deciduous teeth, permanent discoloration of teeth, oral candidiasis

GI:
Nausea
, abdominal pain,
vomiting, diarrhea
, anorexia, enterocolitis,
hepatotoxicity,
flatulence, abdominal cramps, epigastric burning, stomatitis,
pseudomembranous colitis

GU:
Increased BUN
, polyuria, polydipsia,
renal failure, nephrotoxicity

HEMA:
Eosinophilia, neutropenia, thrombocytopenia, hemolytic anemia, pancytopenia

INTEG:
Rash, urticaria, photosensitivity, increased pigmentation
,
exfoliative dermatitis,
pruritus, blue-gray color of skin, mucous membranes

MS:
Myalgia, arthritis, bone discoloration, joint stiffness

SYST:
Angioedema, Stevens-Johnson syndrome

PHARMACOKINETICS

PO:
Peak 1-4 hr, half-life 11-22 hr; excreted in urine, feces, breast milk; crosses placenta; 70%-75% protein bound

INTERACTIONS

Increase:
effect of warfarin, digoxin, insulin, oral anticoagulants, theophylline, neuromuscular blockers

Increase:
chance of pseudomotor cerebri—retinoids; do not use concurrently

Decrease:
effect of minocycline—antacids, sodium bicarbonate, alkali prod-ucts, iron, kaolin/pectin, cimetidine, quinapril, sucralfate

Decrease:
effect of barbiturates, carBAMazepine, phenytoin, penicillins, oral contraceptives, calcium

Drug/Lab Test

False negative:
urine glucose with Clinistix or Tes-Tape

NURSING CONSIDERATIONS
Assess:

 
Pseudomembranous colitis:
diarrhea, abdominal cramps, fever; may start up to 2 mo after treatment ends

• 
I&O ratio

• 
Age and tooth development

• 
Blood tests: PT, CBC, AST, ALT, BUN, creatinine

• 
Signs of anemia: Hct, Hgb, fatigue

 
Allergic reactions:
rash, itching, pruritus, angioedema

• 
Nausea, vomiting, diarrhea; administer antiemetic, antacids as ordered

 
Overgrowth of infection:
fever, malaise, redness, pain, swelling, drainage, perineal itching, diarrhea; changes in cough or sputum; black, furry tongue

Perform/provide:

• 
Storage in airtight, light-resistant container at room temp

Evaluate:

• 
Therapeutic response: decreased temp, absence of lesions, negative C&S

Teach patient/family:

• 
To avoid sunlight, wear protective clothing; sunscreen does not seem to decrease photosensitivity

• 
That all prescribed medication must be taken to prevent superinfection; not to use outdated product because Fanconi’s syndrome may occur

• 
To avoid taking antacids, iron, cimetidine; use 2 hr before, 6 hr after this product; absorption may be decreased

• 
That teeth discoloration, joint or muscle pain may occur

Canada only   Side effects:
italics
= common;
bold
= life-threatening   
Nurse Alert

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