Drugs Similar to LEUPROLIDE ACETATE DEPOT

ELIGARD ® is a sterile polymeric matrix formulation of leuprolide acetate, a GnRH agonist, for subcutaneous injection. It is designed to deliver leuprolide acetate at a controlled rate over a one-, three-, four- or six-month therapeutic period. Leuprolide acetate is a synthetic nonapeptide analog of naturally occurring gonadotropin releasing hormone (GnRH) that, when given continuously, inhibits pituitary gonadotropin secretion and suppresses testicular and ovarian steroidogenesis. The analog possesses greater potency than the natural hormone. The chemical name is 5-oxo-L-prolyl-L-histidyl-L-tryptophyl-L-seryl-L-tyrosyl-D-leucyl-L-leucyl-L-arginyl-N-ethyl-L-prolinamide acetate (salt) with the following structural formula: ELIGARD ® is prefilled and supplied in two separate, sterile syringes whose contents are mixed immediately prior to administration. The two syringes are joined and the single dose product is mixed until it is homogenous. ELIGARD ® is administered subcutaneously, where it forms a solid drug delivery depot. One syringe contains the ATRIGEL ® Delivery System and the other contains leuprolide acetate. ATRIGEL ® is a polymeric (non-gelatin containing) delivery system consisting of a biodegradable poly (DL-lactide-co-glycolide) (PLGH or PLG) polymer formulation dissolved in a biocompatible solvent, N-methyl-2-pyrrolidone (NMP). Refer to Table 6 for the delivery system composition and reconstituted product formulation for each ELIGARD ® product. Table 6. ELIGARD ® Delivery System Composition and Reconstituted Product Formulation ELIGARD ® 7.5 mg 22.5 mg 30 mg 45 mg ATRIGEL ® Delivery System syringe Polymer PLGH PLG PLG PLG Polymer description Copolymer containing carboxyl endgroups Copolymer with hexanediol Copolymer with hexanediol Copolymer with hexanediol Polymer DL-lactide to glycolide molar ratio 50:50 75:25 75:25 85:15 Reconstituted product Polymer delivered 82.5 mg 158.6 mg 211.5 mg 165 mg NMP delivered 160.0 mg 193.9 mg 258.5 mg 165 mg Leuprolide acetate delivered 7.5 mg 22.5 mg 30 mg 45 mg Approximate Leuprolide free base equivalent 7.0 mg 21 mg 28 mg 42 mg Approximate administered formulation weight 250 mg 375 mg 500 mg 375 mg Approximate injection volume 0.25 mL 0.375 mL 0.5 mL 0.375 mL 153d1272-figure-12

ELIGARD is a sterile polymeric matrix formulation of leuprolide acetate, a GnRH agonist, for subcutaneous injection. It is designed to deliver leuprolide acetate at a controlled rate over a one-, three-, four, or six-month therapeutic period. Leuprolide acetate is a synthetic nonapeptide analog of naturally occurring gonadotropin releasing hormone (GnRH) that, when given continuously, inhibits pituitary gonadotropin secretion and suppresses testicular and ovarian steroidogenesis. The analog possesses greater potency than the natural hormone. The chemical name is 5-oxo-L-prolyl-L-histidyl-L-tryptophyl-L-seryl-L-tyrosyl-D-leucyl-L-leucyl-L-arginyl-N-ethyl-L-prolinamide acetate (salt) with the following structural formula: ELIGARD is supplied as a pre-connected syringe system comprised of two prefilled syringes (syringe A and syringe B) connected using a coupling device. Immediately prior to administration, the contents of the pre-connected syringe system are mixed until homogenous. ELIGARD is administered subcutaneously, where it forms a solid drug delivery depot. Syringe A contains the in situ polymeric extended release technology consisting of a biodegradable poly (DL-lactide-co-glycolide) (PLGH or PLG) polymer formulation dissolved in a biocompatible solvent, N -methyl-2-pyrrolidone (NMP) and syringe B contains leuprolide acetate. Refer to Table 5 for the delivery system composition and reconstituted product formulation for each ELIGARD product. Table 5. ELIGARD Delivery System Composition and Reconstituted Product Formulation ELIGARD 7.5 mg 22.5 mg 30 mg 45 mg In situ polymeric extended release technology Polymer PLGH PLG PLG PLG Polymer description Copolymer containing carboxyl endgroups Copolymer with hexanediol Copolymer with hexanediol Copolymer with hexanediol Polymer DL-lactide to glycolide molar ratio 50:50 75:25 75:25 85:15 Reconstituted product Polymer delivered 82.5 mg 158.6 mg 211.5 mg 165 mg NMP delivered 160.0 mg 193.9 mg 258.5 mg 165 mg Leuprolide acetate delivered 7.5 mg 22.5 mg 30 mg 45 mg Approximate Leuprolide free base equivalent 7.0 mg 21 mg 28 mg 42 mg Approximate administered formulation weight 250 mg 375 mg 500 mg 375 mg Approximate injection volume 0.25 mL 0.375 mL 0.5 mL 0.375 mL structure

FENSOLVI for injectable suspension is a sterile polymeric matrix formulation of leuprolide acetate, a GnRH agonist, for subcutaneous use. It is designed to deliver leuprolide acetate at a controlled rate over a six-month therapeutic period. Leuprolide acetate is a synthetic nonapeptide analog of naturally occurring gonadotropin releasing hormone. The analog possesses greater potency than the natural hormone. The chemical name is 5-oxo-L-prolyl-L-histidyl-L-tryptophyl-L-seryl-L-tyrosyl-D-leucyl-L-leucyl-L-arginyl-N-ethyl-L-prolinamide acetate (salt) with the following structural formula: FENSOLVI is supplied as a pre-connected syringe system. Immediately prior to administration, the content of the pre-connected syringe system are mixed until homogenous. FENSOLVI is administered subcutaneously, where it forms a solid drug delivery depot. Syringe A contains the in situ polymeric extended release technology consisting of a biodegradable poly (DL-lactide-co-glycolide) (PLG) polymer formulation dissolved in a biocompatible solvent, N -methyl-2pyrrolidone (NMP) and syringe B contains the leuprolide acetate. Refer to Table 2 for the delivery system composition and reconstituted product formulation for FENSOLVI product. Table 2: FENSOLVI Delivery System Composition and Reconstituted Product Formulation In situ polymeric extended release technology Polymer PLG Polymer description Copolymer with hexanediol Polymer DL-lactide to glycolide molar ratio 85:15 Reconstituted Product Polymer delivered 165 mg NMP delivered 165 mg Leuprolide acetate delivered 45 mg Approximate leuprolide free base equivalent 42 mg Approximate administered formulation weight 375 mg Approximate injection volume 0.375 mL structure

FENSOLVI for injectable suspension is a sterile polymeric matrix formulation of leuprolide acetate, a GnRH agonist, for subcutaneous use. It is designed to deliver leuprolide acetate at a controlled rate over a six-month therapeutic period. Leuprolide acetate is a synthetic nonapeptide analog of naturally occurring gonadotropin releasing hormone. The analog possesses greater potency than the natural hormone. The chemical name is 5-oxo-L-prolyl-L-histidyl-L-tryptophyl-L-seryl-L-tyrosyl-D-leucyl-L-leucyl-L-arginyl-N-ethyl-L-prolinamide acetate (salt) with the following structural formula: FENSOLVI is prefilled and supplied in two separate, sterile syringes whose contents are mixed immediately prior to administration. The two syringes are joined and the single dose product is mixed until it is homogenous. FENSOLVI is administered subcutaneously, where it forms a solid drug delivery depot. One syringe contains the ATRIGEL Delivery System and the other contains the leuprolide acetate. ATRIGEL is a polymeric (non-gelatin containing) delivery system consisting of a biodegradable poly(DL-lactide-co-glycolide) (PLG) polymer formulation dissolved in the biocompatible solvent, N-methyl-2-pyrrolidone (NMP). Refer to Table 3 for the delivery system composition and reconstituted product formulation for FENSOLVI product. Table 3: FENSOLVI Delivery System Composition and Reconstituted Product Formulation ATRIGEL Delivery System Syringe Polymer PLG Polymer description Copolymer with hexanediol Polymer DL-lactide to glycolide molar ratio 85:15 Reconstituted Product Polymer delivered 165 mg NMP delivered 165 mg Leuprolide acetate delivered 45 mg Approximate leuprolide free base equivalent 42 mg Approximate administered formulation weight 375 mg Approximate injection volume 0.375 mL formula

Leuprolide acetate is a synthetic nonapeptide analog of naturally occurring gonadotropin releasing hormone (GnRH or LH-RH). The analog possesses greater potency than the natural hormone. The chemical name is 5-oxo-L-prolyl-L-histidyl-L-tryptophyl-L-seryl-L-tyrosyl-D-leucyl-L-leucyl-L-arginyl-N-ethyl-L-prolinamide acetate (salt) with the following structural formula: Leuprolide acetate injection is a sterile, aqueous solution intended for subcutaneous injection. It is available in a 2.8 mL multiple-dose vial containing leuprolide acetate (5 mg/mL), sodium chloride, USP (6.3 mg/mL) for tonicity adjustment, benzyl alcohol, NF as a preservative (9 mg/mL), and water for injection, USP. The pH may have been adjusted with sodium hydroxide, NF and/or acetic acid, NF. The pH range is 4.0 to 6.0. chemical structure

Leuprolide acetate is a synthetic nonapeptide analog of naturally occurring gonadotropin releasing hormone (GnRH or LH-RH). The analog possesses greater potency than the natural hormone. The chemical name is 5-oxo-L-prolyl-L-histidyl-L-tryptophyl-L-seryl-L-tyrosyl-D-leucyl-L-leucyl-L-arginyl-N-ethyl-L-prolinamide acetate (salt) with the following structural formula: Leuprolide acetate injection is a sterile, aqueous solution intended for subcutaneous injection. It is available in a 2.8 mL multiple-dose vial containing leuprolide acetate (5 mg per mL), sodium chloride, USP (6.3 mg per mL) for tonicity adjustment, benzyl alcohol, NF as a preservative (9 mg per mL), and water for injection, USP. The pH may have been adjusted with sodium hydroxide, NF and/or acetic acid, NF. The pH range is 4.0 to 6.0. Structural Formula

Leuprolide acetate is a synthetic nonapeptide analog of naturally occurring gonadotropin releasing hormone (GnRH or LH-RH). The analog possesses greater potency than the natural hormone. The chemical name is 5-oxo-L-prolyl-L-histidyl-L-tryptophyl-L-seryl-L-tyrosyl-D-­leucyl-L-leucyl-L-arginyl-N-ethyl-L-prolinamide acetate (salt) with the following structural formula: Leuprolide acetate injection is a sterile, aqueous clear colorless solution intended for subcutaneous injection. It is available in a 2.8 mL multiple-dose vial containing leuprolide acetate, USP (5 mg/mL), sodium chloride, USP (6.3 mg/mL) for tonicity adjustment, benzyl alcohol, NF as a preservative (9 mg/mL), and water for injection, USP. The pH may have been adjusted with sodium hydroxide, NF and/or glacial acetic acid, USP. The pH range is 4.0 to 6.0. Chemical Structure

Leuprolide acetate is a synthetic nonapeptide analog of naturally occurring gonadotropin releasing hormone (GnRH or LH-RH). The analog possesses greater potency than the natural hormone. The chemical name is 5-oxo-L-prolyl-L-histidyl-L-tryptophyl-L-seryl-L-tyrosyl-D-leucyl-L-leucyl-L-arginyl-N-ethyl-L-prolinamide acetate (salt) with the following structural formula: Leuprolide acetate injection is a sterile, aqueous solution intended for subcutaneous injection. It is available in a 2.8 mL multiple-dose vial containing leuprolide acetate (5 mg/mL), sodium chloride, USP (6.3 mg/mL) for tonicity adjustment, benzyl alcohol, NF as a preservative (9 mg/mL), and water for injection, USP. The pH may have been adjusted with sodium hydroxide, NF and/or acetic acid, NF. The pH range is 4.0 to 6.0. Leuprolide Acetate Chemical Structure

Leuprolide acetate is a synthetic nonapeptide analog of naturally occurring gonadotropin releasing hormone (GnRH or LH-RH). The analog possesses greater potency than the natural hormone. The chemical name is 5-oxo-L-prolyl-L-histidyl-L-tryptophyl-L-seryl-L-tyrosyl-D-leucyl-L-leucyl-L-arginyl-N-ethyl-L-prolinamide acetate (salt) with the following structural formula: Leuprolide acetate injection is a sterile, aqueous solution intended for subcutaneous injection. It is available in a 2.8 mL multiple-dose vial containing leuprolide acetate, USP (5 mg/mL), sodium chloride, USP (6.3 mg/mL) for tonicity adjustment, benzyl alcohol, NF as a preservative (9 mg/mL), and water for injection, USP. The pH may have been adjusted with sodium hydroxide, NF and/or glacial acetic acid, USP. The pH range is 4.5 to 6.5. leuprolide-structure

Leuprolide acetate is a synthetic nonapeptide analog of naturally occurring gonadotropin releasing hormone (GnRH or LH-RH). The analog possesses greater potency than the natural hormone. The chemical name is 5-oxo-L-prolyl-L-histidyl-L-tryptophyl-L-seryl-L-tyrosyl-D-leucyl-L-leucyl-L-arginyl-N-ethyl-L-prolinamide acetate (salt) with the following structural formula: Leuprolide Acetate Injection is a sterile, aqueous solution intended for subcutaneous injection. It is available in a 2.8 mL multiple-dose vial containing 5 mg per mL of leuprolide acetate, 6.3 mg per mL sodium chloride for tonicity adjustment, 9 mg per mL of benzyl alcohol as a preservative and water for injection. The pH may have been adjusted with sodium hydroxide and/or acetic acid. structure

Leuprolide acetate is a synthetic nonapeptide analog of naturally occurring gonadotropin releasing hormone (GnRH or LH-RH). The analog possesses greater potency than the natural hormone. The chemical name is 5-oxo-L-prolyl-L-histidyl-L-tryptophyl-L-seryl-L-tyrosyl-D-leucyl-L-leucyl-L-arginyl- N -ethyl-L-prolinamide acetate (salt). It has a molecular formula C 59 H 84 N 16 O 12 and the molecular weight 1209.4. The chemical structure is: Leuprolide Acetate Injection is a sterile, aqueous, clear, colorless solution intended for subcutaneous injection. It is available in a 2.8 mL multiple-dose vial containing leuprolide acetate USP, 5 mg/mL (equivalent to 4.75 mg leuprolide free base), sodium chloride (6.3 mg/mL) for tonicity adjustment, benzyl alcohol as a preservative (9 mg/mL), and water for injection. The pH may have been adjusted with sodium hydroxide and/or acetic acid. 1

Leuprolide acetate is a synthetic nonapeptide analog of naturally occurring gonadotropin releasing hormone (GnRH or LH-RH). The analog possesses greater potency than the natural hormone. The chemical name is 5-oxo-L-prolyl-L-histidyl-L-tryptophyl-L-seryl-L-tyrosyl-D-leucyl-L-leucyl-L-arginyl-N-ethyl-L-prolinamide acetate (salt) with the following structural formula: Leuprolide acetate injection is a sterile, aqueous solution intended for subcutaneous injection. It is available in a 2.8 mL multiple-dose vial containing leuprolide acetate (5 mg/mL), sodium chloride, USP (6.3 mg/mL) for tonicity adjustment, benzyl alcohol, NF as a preservative (9 mg/mL), and water for injection, USP. The pH may have been adjusted with sodium hydroxide, NF and/or acetic acid, NF. The pH range is 4.0 to 6.0. Leuprolide_Injection_Structure

Leuprolide acetate is a synthetic nonapeptide analog of naturally occurring gonadotropin releasing hormone (GnRH or LH-RH). The analog possesses greater potency than the natural hormone. The chemical name is 5-oxo-L-prolyl-L-histidyl-L-tryptophyl-L-seryl-L-tyrosyl-D-leucyl-L-leucyl-L- arginyl-N-ethyl-L-prolinamide acetate (salt) with the following structural formula: Leuprolide acetate injection is a sterile, aqueous solution intended for subcutaneous injection. It is available in a 2.8 mL multiple-dose vial containing leuprolide acetate (5 mg/mL), sodium chloride, USP (6.3 mg/mL) for tonicity adjustment, benzyl alcohol, NF as a preservative (9 mg/mL), and water for injection, USP. The pH may have been adjusted with sodium hydroxide, NF and/or acetic acid, NF. The pH range is 4.0 to 6.0. chemicalstructure

Leuprolide acetate is a synthetic nonapeptide analog of naturally occurring gonadotropin releasing hormone (GnRH or LH-RH). The analog possesses greater potency than the natural hormone. The chemical name is 5-oxo-L-prolyl-L-histidyl-L-tryptophyl-L-seryl-L-tyrosyl-D-leucyl-L-leucyl-L- arginyl-N-ethyl-L-prolinamide acetate (salt) with the following structural formula: Leuprolide acetate injection is a sterile, aqueous solution intended for subcutaneous injection. It is available in a 2.8 mL multiple-dose vial containing leuprolide acetate (5 mg/mL), sodium chloride, USP (6.3 mg/mL) for tonicity adjustment, benzyl alcohol, NF as a preservative (9 mg/mL), and water for injection, USP. The pH may have been adjusted with sodium hydroxide, NF and/or acetic acid, NF. The pH range is 4.0 to 6.0. chemicalstructure

Leuprolide acetate is a synthetic nonapeptide analog of gonadotropin-releasing hormone [GnRH or luteinizing hormone releasing hormone (LH-RH)], a GnRH agonist. The chemical name is 5- oxo-L-prolyl-L-histidyl-L-tryptophyl-L-seryl-L-tyrosyl-D-leucyl-L-leucyl-L-arginyl-N-ethyl-L-prolinamide acetate (salt) with the following structural formula: LUPRON DEPOT 11.25 mg (leuprolide acetate for depot suspension for injection) is available in a prefilled dual-chamber syringe containing sterile lyophilized microspheres powder which, when mixed with diluent, become a suspension intended as an IM injection. The front chamber of LUPRON DEPOT 11.25 mg prefilled dual-chamber syringe contains leuprolide acetate for depot suspension (11.25 mg), polylactic acid (99.3 mg) and D-mannitol (19.45 mg). The second chamber of diluent contains carboxymethylcellulose sodium (7.5 mg), D-mannitol (75.0 mg), polysorbate 80 (1.5 mg), water for injection, USP, and glacial acetic acid, USP to control pH. During the manufacture of LUPRON DEPOT 11.25 mg, acetic acid is lost, leaving the peptide. Lupron Structure

Leuprolide acetate is a synthetic nonapeptide analog of gonadotropin-releasing hormone [GnRH or luteinizing hormone releasing hormone (LH-RH)], a GnRH agonist. The chemical name is 5- oxo-L-prolyl-L-histidyl-L-tryptophyl-L-seryl-L-tyrosyl-D-leucyl-L-leucyl-L-arginyl-N-ethyl-L-prolinamide acetate (salt) with the following structural formula: LUPRON DEPOT 3.75 mg (leuprolide acetate for depot suspension for injection) is available in a prefilled dual-chamber syringe containing sterile lyophilized microspheres powder which, when mixed with diluent, become a suspension intended as an IM injection. The front chamber of LUPRON DEPOT 3.75 mg prefilled dual-chamber syringe contains leuprolide acetate for depot suspension (3.75 mg), purified gelatin (0.65 mg), DL-lactic and glycolic acids copolymer (33.1 mg) and D-mannitol (6.6 mg). The second chamber of diluent contains carboxymethylcellulose sodium (5 mg), D-mannitol (50 mg), polysorbate 80 (1 mg), water for injection, USP, and glacial acetic acid, USP to control pH. During the manufacture of LUPRON DEPOT 3.75 mg, acetic acid is lost, leaving the peptide. structural formula

Leuprolide acetate is a synthetic nonapeptide analog of naturally occurring gonadotropin-releasing hormone (GnRH). The analog possesses greater potency than the natural hormone. The chemical name is 5-oxo-L-prolyl-L-histidyl-L-tryptophyl-L-seryl-L-tyrosyl-D-leucyl-L-leucyl-L-arginyl-N-ethyl-L-prolinamide acetate (salt) with the following structural formula: LUPRON DEPOT 7.5 mg for 1-month administration is available in a prefilled dual-chamber syringe containing sterile lyophilized microspheres which, when mixed with diluent, becomes a suspension intended as a monthly intramuscular injection. The front chamber of LUPRON DEPOT 7.5 mg for 1-month administration prefilled dual-chamber syringe contains leuprolide acetate (7.5 mg), purified gelatin (1.3 mg), DL-lactic and glycolic acids copolymer (66.2 mg), and D-mannitol (13.2 mg). The second chamber of diluent contains carboxymethylcellulose sodium (5 mg), D-mannitol (50 mg), polysorbate 80 (1 mg), water for injection, USP, and glacial acetic acid, USP to control pH. LUPRON DEPOT 22.5 mg for 3-month administration is available in a prefilled dual-chamber syringe containing sterile lyophilized microspheres which, when mixed with diluent, become a suspension intended as an intramuscular injection to be given ONCE EVERY 12 WEEKS . The front chamber of LUPRON DEPOT 22.5 mg for 3-month administration prefilled dual-chamber syringe contains leuprolide acetate (22.5 mg), polylactic acid (198.6 mg) and D-mannitol (38.9 mg). The second chamber of diluent contains carboxymethylcellulose sodium (7.5 mg), D-mannitol (75.0 mg), polysorbate 80 (1.5 mg), water for injection, USP, and glacial acetic acid, USP to control pH. LUPRON DEPOT 30 mg for 4-month administration is available in a prefilled dual-chamber syringe containing sterile lyophilized microspheres which, when mixed with diluent, become a suspension intended as an intramuscular injection to be given ONCE EVERY 16 WEEKS . The front chamber of LUPRON DEPOT 30 mg for 4-month administration prefilled dual-chamber syringe contains leuprolide acetate (30 mg), polylactic acid (264.8 mg) and D-mannitol (51.9 mg). The second chamber of diluent contains carboxymethylcellulose sodium (7.5 mg), D-mannitol (75.0 mg), polysorbate 80 (1.5 mg), water for injection, USP, and glacial acetic acid, USP to control pH. LUPRON DEPOT 45 mg for 6-month administration is available in a prefilled dual-chamber syringe containing sterile lyophilized microspheres which, when mixed with diluent, become a suspension intended as an intramuscular injection to be given ONCE EVERY 24 WEEKS . The front chamber of LUPRON DEPOT 45 mg for 6-month administration prefilled dual-chamber syringe contains leuprolide acetate (45 mg), polylactic acid (169.9 mg), D-mannitol (39.7 mg), and stearic acid (10.1 mg). The second chamber of diluent contains carboxymethylcellulose sodium (7.5 mg), D-mannitol (75.0 mg), polysorbate 80 (1.5 mg), water for injection, USP, and glacial acetic acid, USP to control pH. Chemical structure of leuprolide acetate

LUPRON DEPOT-PED contains active ingredient, leuprolide, in the form of acetate salt, a gonadotropin-releasing hormone (GnRH) agonist. It is a synthetic nonapeptide analog of naturally occurring gonadotropin-releasing hormone (GnRH or LH-RH). The analog possesses greater potency than the natural hormone. The chemical name of leuprolide acetate is 5-oxo-L-prolyl-L-histidyl-L-tryptophyl-L-seryl-L-tyrosyl-D-leucyl-L-leucyl-L-arginyl-N-ethyl-L-prolinamide acetate, which has molecular formula of C 59 H 84 N 16 O 12 .(C 2 H 4 O 2 ) n , n=1 or 2, with the following structural formula: LUPRON DEPOT-PED for 1-month administration LUPRON DEPOT-PED is available in a prefilled dual-chamber single-dose syringe containing sterile lyophilized microsphere powder incorporated in a biodegradable lactic acid/glycolid acid copolymer which, when mixed with diluent, becomes a suspension for intramuscular injection. When mixed with 1 milliliter of accompanying diluent, LUPRON DEPOT-PED for 1-month administration is administered as a single-dose intramuscular injection. The front chamber of LUPRON DEPOT-PED 7.5 mg, 11.25 mg, and 15 mg a prefilled dual-chamber syringe contains leuprolide acetate (7.5 mg equivalent to 6.83-7.15 mg leuprolide / 11.25 mg equivalent to 10.24 – 10.72 mg leuprolide / 15 mg equivalent to 13.65 – 14.30 mg leuprolide), purified gelatin (1.3/1.95/2.6 mg), DL-lactic and glycolic acids copolymer (66.2/99.3/132.4 mg), and D-mannitol (13.2/19.8/26.4 mg). The second chamber of diluent contains carboxymethylcellulose sodium (5 mg), D-mannitol (50 mg), polysorbate 80 (1 mg), water for injection, USP, and glacial acetic acid, USP to control pH. LUPRON DEPOT-PED for 3-month administration LUPRON DEPOT-PED 11.25 mg or 30 mg for 3-month administration is available in a prefilled dual-chamber single-dose syringe containing sterile lyophilized microsphere powder incorporated in a biodegradable lactic acid/glycolid acid copolymer which, when mixed with diluent, becomes a suspension for intramuscular injection. When mixed with 1.5 milliliters of accompanying diluent, LUPRON DEPOT-PED for 3-month administration is administered as a single-dose intramuscular injection. The front chamber of LUPRON DEPOT-PED 11.25 mg for 3-month administration prefilled dual-chamber syringe contains leuprolide acetate (11.25 mg, equivalent to 10.24 - 10.72 mg leuprolide), D-mannitol (19.45 mg), and polylactic acid (99.3 mg). The second chamber of diluent contains carboxymethylcellulose sodium (7.5 mg), D-mannitol (75.0 mg), polysorbate 80 (1.5 mg), water for injection, USP, and glacial acetic acid, USP to control pH. The front chamber of LUPRON DEPOT-PED 30 mg for 3-month administration prefilled dual-chamber syringe contains leuprolide acetate (30 mg, equivalent to 27.30 - 28.59 mg leuprolide), D-mannitol (51.9 mg), and polylactic acid (264.8 mg). The second chamber of diluent contains carboxymethylcellulose sodium (7.5 mg), D-mannitol (75.0 mg), polysorbate 80 (1.5 mg), water for injection, USP, and glacial acetic acid, USP to control pH. LUPRON DEPOT-PED for 6-month administration LUPRON DEPOT-PED 45 mg for 6-month administration is available in a prefilled dual-chamber syringe containing sterile lyophilized microspheres which, when mixed with diluent, become a suspension intended as an intramuscular injection. The front chamber of LUPRON DEPOT-PED 45 mg for 6-month administration prefilled dual-chamber syringe contains leuprolide acetate (45 mg, equivalent to 40.95 - 42.89 mg leuprolide), D-mannitol (39.7 mg), polylactic acid (169.9 mg), and stearic acid (10.1 mg). The second chamber of diluent contains carboxymethylcellulose sodium (7.5 mg), D-mannitol (75.0 mg), polysorbate 80 (1.5 mg), water for injection, USP, and glacial acetic acid, USP to control pH. Lupron structure

Leuprolide acetate is a synthetic nonapeptide analog of naturally occurring gonadotropin-releasing hormone (GnRH). The analog possesses greater potency than the natural hormone. The chemical name is 5-oxo-L-prolyl-L-histidyl-L-tryptophyl-L-seryl-L-tyrosyl-D-leucyl-L-leucyl-L-arginyl-N-ethyl-L-prolinamide acetate (salt) with the following structural formula: Where: n=1 or 2 Leuprolide acetate has a molecular weight of 1209.41 as "free base”. Leuprolide is freely soluble in water. LUTRATE DEPOT 22.5 mg for 3-month administration is available in a vial containing white to off white sterile lyophilized microspheres together with the corresponding sterile reconstitution diluent in a pre-filled syringe. When LUTRATE DEPOT and the diluent are mixed together they become a suspension intended as an intramuscular injection to be given ONCE EVERY 12 WEEKS as a single dose. Each vial of LUTRATE DEPOT 22.5 mg for 3-month administration delivers leuprolide acetate (22.5 mg), polylactic acid (188.4 mg), triethylcitrate (10.4 mg), polysorbate 80 (3.8 mg), mannitol (88.4 mg) and carmellose sodium (25 mg). The prefilled syringe containing the clear reconstitution diluent (2 mL) contains mannitol (16 mg), water for injection, and sodium hydroxide and hydrochloric acid to control pH. LUTRATE DEPOT is an extended release sterile, single dose injection in suspension form for intramuscular administration. Structure

VABRINTY is a sterile polymeric matrix formulation of leuprolide acetate, a GnRH agonist, for subcutaneous injection. It is designed to deliver leuprolide acetate at a controlled rate over a one-, three-, four, or six-month therapeutic period. Leuprolide acetate is a synthetic nonapeptide analog of naturally occurring gonadotropin releasing hormone (GnRH) that, when given continuously, inhibits pituitary gonadotropin secretion and suppresses testicular and ovarian steroidogenesis. The analog possesses greater potency than the natural hormone. The chemical name is 5-oxo-L-prolyl-L-histidyl-L-tryptophyl-L-seryl-L-tyrosyl-D-leucyl-L-leucyl-L-arginyl-N-ethyl-L-prolinamide acetate (salt) with the following structural formula: VABRINTY is supplied as a pre-connected syringe system comprised of two prefilled syringes (syringe A and syringe B) connected using a coupling device. Immediately prior to administration, the contents of the pre-connected syringe system are mixed until homogenous. VABRINTY is administered subcutaneously, where it forms a solid drug delivery depot. Syringe A contains the in situ polymeric extended release technology consisting of a biodegradable poly (DL-lactide-co-glycolide) (PLGH or PLG) polymer formulation dissolved in a biocompatible solvent, N -methyl-2-pyrrolidone (NMP) and syringe B contains leuprolide acetate. Refer to Table 5 for the delivery system composition and reconstituted product formulation for each VABRINTY product. Table 5. VABRINTY Delivery System Composition and Reconstituted Product Formulation VABRINTY 7.5 mg 22.5 mg 30 mg 45 mg In situ polymeric extended release technology Polymer PLGH PLG PLG PLG Polymer description Copolymer containing carboxyl endgroups Copolymer with hexanediol Copolymer with hexanediol Copolymer with hexanediol Polymer DL-lactide to glycolide molar ratio 50:50 75:25 75:25 85:15 Reconstituted product Polymer delivered 82.5 mg 158.6 mg 211.5 mg 165 mg NMP delivered 160.0 mg 193.9 mg 258.5 mg 165 mg Leuprolide acetate delivered 7.5 mg 22.5 mg 30 mg 45 mg Approximate Leuprolide free base equivalent 7.0 mg 21 mg 28 mg 42 mg Approximate administered formulation weight 250 mg 375 mg 500 mg 375 mg Approximate injection volume 0.25 mL 0.375 mL 0.5 mL 0.375 mL structure