"The U.S. Food and Drug Administration today approved Differin Gel 0.1% (adapalene), a once-daily topical gel for the over-the-counter (OTC) treatment of acne. Differin Gel 0.1% is approved for use in people 12 years of age and older.
(clindamycin phosphate 1.2% and tretinoin 0.025%)
ZIANA (clindamycin phosphate 1.2% and tretinoin 0.025%) Gel, is an antibiotic and retinoid combination gel product with two active ingredients. Clindamycin phosphate is a water-soluble ester of the semi-synthetic antibiotic produced by a 7(S)-chloro-substitution of the 7(R)-hydroxyl group of the parent antibiotic lincomycin.
The chemical name for clindamycin phosphate is Methyl 7-chloro-6,7,8-trideoxy-6-(1-methyl-trans-4-propyl-L-2-pyrrolidinecarboxamido)-1-thio-L-threo-α-D-galacto-octopyranoside 2-(dihydrogen phosphate). The structural formula for clindamycin phosphate is represented below:
Molecular Formula: C18H34ClN2O8PS Molecular Weight: 504.97
The chemical name for tretinoin is 3,7-Dimethyl-9-(2,6,6-trimethyl-1-cyclohexen-1-yl)-2,4,6,8-nonatetraenoic acid (all-trans form). The structural formula for tretinoin is represented below:
Molecular Formula: C20H28O2 Molecular Weight: 300.44
ZIANA Gel (clindamycin phosphate, tretinoin) contains the following inactive ingredients: purified water USP, glycerin USP, carbomer 981 NF, methylparaben NF, polysorbate 80 NF, edetate disodium USP, citric acid USP, propylparaben NF, butylated hydroxytoluene NF, and tromethamine USP.
What are the possible side effects of clindamycin and tretinoin topical (Ziana)?
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
Stop using this medicine and call your doctor at once if you have any of these serious side effects:
- severe redness, burning, stinging, or peeling of treat skin areas; or
- diarrhea that is watery or bloody.
Continue using this medicine and talk with your doctor if you have any of these less serious side effects:
- mild itching, stinging, or dryness of treated...
What are the precautions when taking clindamycin phosphate, tretinoin (Ziana Gel)?
Before using this product, tell your doctor or pharmacist if you are allergic to clindamycin or to tretinoin; or to lincomycin; or to vitamin A-related drugs (other retinoids such as isotretinoin); or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
This medication should not be used if you have certain medical conditions. Before using this medicine, consult your doctor or pharmacist if you have: certain intestinal problems (e.g., regional enteritis, ulcerative colitis, colitis caused by the use of antibiotics, Clostridium difficile-associated diarrhea, Crohn's disease).
Before using this medication, tell your doctor or pharmacist your medical...
Last reviewed on RxList: 3/22/2007
This monograph has been modified to include the generic and brand name in many instances.
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