ANTIBIOTICS
This section contains a partial listing of popular and useful antibiotics. It is not intended
to be a substitute for accepted references and texts. The lists do not in any way imply
endorsement of a particular antibiotic. Side effects, adverse reactions are those encountered
most often. Each patient must be provided information and be monitored by their clinician.
Use the 'Back' button on your browser to return to previous page
Glossary of Abbreviations
Cephalexin First generation Cephalosporin
Popular Brand Names
Ceporex(TM), Keflex(TM), Cephalex
Drug Action
- inhibits bacterial cell wall synthesis rendering cell wall osmotically unstable
Available Forms
- Caps: 250, 500 mg
- Tabs: 250, 500 mg
- Oral Suspension: 125, 250 mg/5 ml
Dosage and Route
Adult:(150-pound patient with normal renal and hepatic function)
- PO 250 - 500mg q6h up to 4g/day
Clinical Indications
- skin, bone, infective, urinary tract, upper, lower respiratory tract infections
Adverse Reactions & Side Effects
pseudomembranous colitis, candidiasis, nephrotoxicity, renal failure, increased nausea and vomitting,
headache, dizziness, leukopenia, thrombocytopenia, anaphylaxis
Contraindications
- history of hypersensitivity to penicillias
- precaution in pregnancy category B, lactation, children, renal disease
- caution when taking birth control pills.
References
- Gage T.W., and F.A.Pickett. Dental Drug Reference, Mosby, St. Louis. 1996
- Newman M., and K.Kornman. Antibiotic/Antimicrobial Use in Dental Practice, Quintessence, Chicago. 1990
- Niedle E.N., and J.A.Yagiela. Pharmacology and Therapeutics for Dentistry, (3rd Ed.) Mosby, St. Louis. 1989
- Nisengard R.J., and M.G.Newman. Oral Microbiology and Immunology, (2nd Ed.) W.B.Saunders, Philadelphia. 1994