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CONTEMPORARY PHARMACEUTICAL COMPOUNDING. Loyd V. Allen, Jr., Ph.D., R.Ph. Editor-in-Chief International Journal of Pharmaceutical Compounding. Role of the Compounding Pharmacist. “Individualizing Drug Therapy”. IJPC First Issue Cover. OUTLINE. Introduction Compounded Pharmaceuticals
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CONTEMPORARY PHARMACEUTICAL COMPOUNDING Loyd V. Allen, Jr., Ph.D., R.Ph. Editor-in-Chief International Journal of Pharmaceutical Compounding
Role of the Compounding Pharmacist • “Individualizing Drug Therapy”
OUTLINE • Introduction • Compounded Pharmaceuticals • U.S. Pharmacopeia • FDA and Contemporary Compounding • Current USP Compounding Activities • New Drug Delivery Systems • Summary
INTRODUCTION • History of Pharmacy Compounding in the United States • Reasons for the Growth of Compounding • Special Patient Populations • Examples of Pharmaceutical Compounding
History of Pharmacy Compounding in the U.S. • In the past, Compounding Was Pharmacy • 1900s gave way to commercially prepared pharmaceuticals • Many strengths/dosage forms available • Economics changed all that • Limited strengths/dosage forms • “One Size Fits All” approach
Reasons for the Growth of Pharmacy Compounding • Limited dosage forms • Limited strengths • Home health care • Hospice • Nonavailable drug products/combinations • Discontinued Drugs • Drug Shortages • Orphan drugs • Veterinary compounding • New therapeutic approaches • Special Patient Populations
SPECIAL PATIENT POPULATIONS • Pediatrics • Geriatrics • Bioidentical Hormone Replacement Therapy • Pain Management • Dental Patients • Environmentally & Cosmetic Sensitive • Sports Injuries • Veterinary Compounding • Small, Large, Herd, Exotic, Companion
MEETING PATIENTS NEEDS • Traditional Dosage Forms • New Dosage Forms
COMPOUNDED DOSAGE FORMS Oral Solids (Capsules, Tablets) Oral Liquids (Solutions, Susp, Emulsions) Topicals (Creams, Ointments, Gels) Suppositories, Inserts Injectables Many, many others….
NEWER COMPOUNDED DOSAGE FORMS • Oral • Topical • Parenteral • Specialty
RAPID-DISSOLVING TABLETS • Active Drug qs • Lactose 70 mg • PEG 3350 30 mg • Actual size depends upon mold. • ‘Bridging’ mechanism
GUMMY GELS • Fentanyl citrate 1.884 mg • Chewable gummy gel base 23.35 g • Bentonite 500 mg • Aspartame 500 mg • Acacia powder 500 mg • Citric acid monohydrate 650 mg • Flavor concentrate 10-12 drops
VETERINARY ORAL PASTE • Ingredient #1 #2 #3 #4 • PEG 300 65 25 - - • PEG 3350 35 25 25 - • Prop Glycol - 50 25 - • Molasses - - 50 - • Peanut Butter - - - 65 • Hydrog Veg Oil - - 35
ORAL PASTES • VANCOMYCIN PASTE • (VANC PASTE)• • Vancomycin 500 mg • Aspartame 200 mg • Flavor qs • Sodium benzoate 200 mg • Methylcellulose 2% Gel qs100 mL
LOLLIPOPS • Sodium chloride 46.56 g • Potassium chloride 3 g • Calcium lactate 6.12 g • Magnesium citrate 2.04 g • Sodium bicarbonate 22.44 g • Sodium phosphate monobasic 3.84 g • Silica gel 3.6 g • Flavor qs • PEG 1450 qs
POPSICLES • NYSTATIN POPSICLES• • ------------------------------------------- • Nystatin powder 2,500,000 u • Sorbitol 70% solution 20 mL • Syrup 50 mL • Flavoring (banana, etc.) 5 mL • Purified water qs 300 mL
TROCHES/LOZENGES • TESTOSTERONE 2 MG TROCHES• • Testosterone 24 mg • Citric acid 300 mg • Stevia powder 250 mg • Saccharin sodium 30 mg • Polyethylene glycol 1450 20 g • Citrus flavor qs
SUBLINGUAL DROPS • TESTOSTERONE 10 mg/0.1 mL SL • • Testosterone 1 g • Saccharin 100 mg • Silica gel 200 mg • Tangerine oil qs • Almond oil qs 10mL
TOPICAL PLO GELS • PROMETHAZINE HCL 50 mg/mL PLO GEL • • -------------------------------------------------Promethazine HCl 5 g • Purified water 4 mL • Lecithin:Isopropyl palmitate 22 mL • Pluronic F127 30% Gel qs 100 mL
TOPICAL PLO GELS • Capsaicin 75 mg • Ketamine HCl 2 g • Ketoprofen 10 g • Ethoxy diglycol 10 mL • Lecithin:Isopropyl palmitate 22 mL • Pluronic F127 30% gel qs 100 mL
RAPID-PENETRATING TOPICALS • PROGESTERONE 50 mg/mL CLEAR SOLUTION• • Progesterone 5 g • Benzyl alcohol 20 mL • Alcohol, absolute 20 mL • DMSO 20 mL • Propylene glycol qs 100 mL
LIPID CRYSTALS CREAM • ANTHRALIN 1% IN LIPID CRYTALS• • Anthralin 1 g • Glyceryl laurate 7 g • Glyceryl myristate 21 g • Citric acid 1 g • Sodium hydroxide 140 mg • Purified water qs 100 g
AMBULATORY PUMP INFUSION SOLUTION • CEFTAZIDIME 20 mg/mL • • ------------------------------------------- • Ceftazidime 2.5 g • Sterile water for injection qs • 0.9% Sodium chloride inj qs125 mL
INTRATHECAL INJECTION • Fentanyl citrate 314 μg • Bupivacaine HCl 100 mg • Baclofen 500 μg • 0.9% Sodium chloride inj. qs 20 mL
SPONGE DISKS • VANCOMYCIN SPONGE DISKS• • -------------------------------------------- • Vancomycin HCl 5 mg • Sponge (collagen or gelatin) qs
IMPLANTABLE BEADS • TOBRAMYCIN IMPREGNATED POLYMETHYLMETHACYLRATE BEADS• • -------------------------------------------- • Tobramycin sulfate 1.2 g • Palacos Bone cement 40 g
IONTOPHORETIC SOLUTION • Dexamethasone sodium phosphate 400 mg • Sterile water for injection qs 100 mL
PHONOPHORESIS PREPARATIONS • HYDROCORTISONE 10% PHONOPHORESIS GEL• • Hydrocortisone 10 g • Carbopol 940 1.25 g • Propylene glycol 15 mL • Methylparaben 200 mg • Propyleparaben 100 mg • Purified water qs 100 mL • Sodium hydroxide 10% Sol qs
U.S. PHARMACOPEIA Setting Standards for Drugs in the U.S. since 1906
Pharmacopeia • Pharmakon drug • poiein to make • Used together in Pharmacopeia means any recipe or formula or other standards required to make or prepare a drug. • 1580 Bergamo, Italy…..first used in connection with a local book of drug standards.