Homework Answers
Required salicylic acid 0.9% of 30gm=(0.9/100)X30 gm =0.27 gm= 270 mg
Required menthol i.e. 0.4 %= (0.4/100)X30 gm =0.12 gm= 120 mg
Required Triethanolamine 1% qs to make 30 gm = 30-(0.27+0.12)=29.61 gm
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2. Calculate the amounts needed to prepare 30 g of the following prescription: salacylic acid menthol...
2. What is the volume of sterile purified water and 0.9% w/v sodium chloride solution needed to prepare 30 mL of...
2. What is the volume of sterile purified water and 0.9% w/v sodium chloride solution needed to prepare 30 mL of a 2% w/v solution of tobramycin for ophthalmic use? • Step 1: Calculate the tonic contribution provided by the tobramycin (FDP 1% tobramycin = 0.04°C) Step 2: Calculate the amount of NaCl necessary to render this product isotonic Step 3: Your source of NaCl is 0.9% NaCl. What volume of the 0.9% NaCl solution will yield the calculated amount...
A prescription reads as follows: Rx Pilocarpine Nitrate 0.3 g Boric Acid Solution q.s. ad 30...
A prescription reads as follows: Rx Pilocarpine Nitrate 0.3 g Boric Acid Solution q.s. ad 30 mL Make isoton. Sol. Sig: Apply to eyes as directed. Boric acid has an E-value of 0.52. Pilocarpine Nitrate has an E-value of 0.22 How many milliliters of a 5% stock solution of boric acid is needed to fill this prescription. How is this worked out?
You receive a prescription to compound 1 pound of Perianal Ointment and find the following formula...
You receive a prescription to compound 1 pound of Perianal Ointment and find the following formula for compounding Perianal Ointment: PERIANAL OINTMENT FORMULA Desitin Ointment Lidocaine 4% Cream Nystatin Ointment (100,000 units/gm) Stomahesive Powder Triamcinolone 0.1% Ointment 10 g 10 g 10 g 10 g 10 g How many GRAMS of Desitin Ointment should you use to compound 1 pound of Perianal Ointment? Answer: 24 gm II. What will be the final PERCENTAGE CONCENTRATION of triamcinolone in the Perianal Ointment?...
3. Calculate the amount of sodium chloride needed to properly compound the following prescription. Dipivefrin HCI...
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Calculate the following amounts contained in 2.0 gram benzoic acid (FW=122.1 g) Number of moles 2....
Calculate the following amounts contained in 2.0 gram benzoic acid (FW=122.1 g) Number of moles 2. Number of milli-moles What weight of Na^+ ions (FW-23.00 g) is contained in 25 grams of Na_2SO_4 (FW-142 g) What weight of AgNO_3 (FW=169.9 g is needed to convert 2.33 g of Na_2CO_3 (FW=106.0g) to Ag_2CO_3?
Drug X is only available as a concentrated liquid. The following prescription is presented to the...
Drug X is only available as a concentrated liquid. The following prescription is presented to the pharmacist. Rx Drug X 0.4 mL Flavoring Vehicle qs ad 10 mL Sig: Take 0.5 mL orally twice a day. The prescription asks the pharmacist to dispense 10 mL of a prescription containing 0.4 mL of Drug X and 9.6 mL of an inert flavoring vehicle. The child will take each dose using an oral syringe. You have a 10 ml graduate calibrated from...
pharmaceutical calculations Question Completion Status: Use the attached prescription to answer the following question: How many...
pharmaceutical calculations
Question Completion Status: Use the attached prescription to answer the following question: How many milligrams of each of tetracaine are needed to fill the entire prescription? DR. MICHAEL GOODMAN & ASSOCIATES 123 Main Street Anytown, USA 00000 000 566 234. FAX 000 666-4667 John Smith 17/1/2014 1920 Overland Road, Louisville, KY 40205 Tetracaine HCI 0.95% wlv Epinephrine HCI 1:6000 wiv Cocaine HCI 2% wlv Sterile water qs ad 30 ml Michael Good MD DEN ABO0000
3. From the following formula for 24 troches, calculate the quantity needed of each ingredient to...
3. From the following formula for 24 troches, calculate the quantity needed of each ingredient to make 30 troches. Progesterone 2 g Gelatin base 28 g Silica gel 240 mg Acacia powder 400 mg Stevia powder 500 mg Citric acid 575 mg Flavor as
Calculate the number of grams of acetic acid needed to prepare 100. mL of 1.00 M...
Calculate the number of grams of acetic acid needed to prepare 100. mL of 1.00 M acetic acid. The molecular weight of acetic acid is 60.1 g/mol.
Calculate the mass of each of the following acids that would be needed to prepare 100...
Calculate the mass of each of the following acids that would be needed to prepare 100 mL of o.1 M solution: Potassium hydrogen phthalate (MW = 204 23 g/mol) Sodium phosphate, monobasic (MW = 119.98 g/mol) Mandelic acid (MW =152.15 g/mol) A sample of weak acid was titrated against NaOH. and It required 14.53 mL to be fully neutralized. Calculate the volume of NaOH required to reach 60% neutralization. Another aliquot of the same weak acid solution was combined with...
2. What is the volume of sterile purified water and 0.9% w/v sodium chloride solution needed to prepare 30 mL of a 2% w/v solution of tobramycin for ophthalmic use? • Step 1: Calculate the tonic contribution provided by the tobramycin (FDP 1% tobramycin = 0.04°C) Step 2: Calculate the amount of NaCl necessary to render this product isotonic Step 3: Your source of NaCl is 0.9% NaCl. What volume of the 0.9% NaCl solution will yield the calculated amount...
You receive a prescription to compound 1 pound of Perianal Ointment and find the following formula for compounding Perianal Ointment: PERIANAL OINTMENT FORMULA Desitin Ointment Lidocaine 4% Cream Nystatin Ointment (100,000 units/gm) Stomahesive Powder Triamcinolone 0.1% Ointment 10 g 10 g 10 g 10 g 10 g How many GRAMS of Desitin Ointment should you use to compound 1 pound of Perianal Ointment? Answer: 24 gm II. What will be the final PERCENTAGE CONCENTRATION of triamcinolone in the Perianal Ointment?...
3. Calculate the amount of sodium chloride needed to properly compound the following prescription. Dipivefrin HCI 0.3g q.s. isotonic qs ad 50 mL Sodium Chloride Purified water Sig: i gtt into each eye twice daily Using the Freezing Point Depression Method: (1% Dipivefrin FPD = 0.08) Using the NaCl equivalent method: (Dipivefrin HCI E value = 0.15)
Calculate the following amounts contained in 2.0 gram benzoic acid (FW=122.1 g) Number of moles 2. Number of milli-moles What weight of Na^+ ions (FW-23.00 g) is contained in 25 grams of Na_2SO_4 (FW-142 g) What weight of AgNO_3 (FW=169.9 g is needed to convert 2.33 g of Na_2CO_3 (FW=106.0g) to Ag_2CO_3?
Drug X is only available as a concentrated liquid. The following prescription is presented to the pharmacist. Rx Drug X 0.4 mL Flavoring Vehicle qs ad 10 mL Sig: Take 0.5 mL orally twice a day. The prescription asks the pharmacist to dispense 10 mL of a prescription containing 0.4 mL of Drug X and 9.6 mL of an inert flavoring vehicle. The child will take each dose using an oral syringe. You have a 10 ml graduate calibrated from...
pharmaceutical calculations
Question Completion Status: Use the attached prescription to answer the following question: How many milligrams of each of tetracaine are needed to fill the entire prescription? DR. MICHAEL GOODMAN & ASSOCIATES 123 Main Street Anytown, USA 00000 000 566 234. FAX 000 666-4667 John Smith 17/1/2014 1920 Overland Road, Louisville, KY 40205 Tetracaine HCI 0.95% wlv Epinephrine HCI 1:6000 wiv Cocaine HCI 2% wlv Sterile water qs ad 30 ml Michael Good MD DEN ABO0000
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