aspirin and cellulose

aspirin has been researched along with cellulose in 52 studies

Research

Studies (52)

Timeframe	Studies, this research(%)	All Research%
pre-1990	18 (34.62)	18.7374
1990's	2 (3.85)	18.2507
2000's	11 (21.15)	29.6817
2010's	18 (34.62)	24.3611
2020's	3 (5.77)	2.80

Authors

Authors	Studies
Didisheim, P; Grabowski, ER; Lewis, JC; Mann, KG	1
Limber, GK; Mason, RG	1
Kulonen, E; Potila, M	1
Coigne, E; Gabriel, P; Mielants, H; Siron, G; van der Jeught, J; Verbruggen, A; Veys, EM	1
Khan, KA; Rhodes, CT	1
Ahlneck, C; Alderborn, G	1
Allan, GG; Balaban, C; Dutkiewicz, J; Lee, AW; Struszczyk, H	1
el-Gamal, SS; Khalil, SH	1
Carlson, RP; Nuss, GW; Risley, EA; Thomas, RH; van Arman, CG	1
Harder, SW; Wood, JA; Zuck, DA	1
Fukuoka, E; Nagai, T; Nogami, H; Sonobe, T	1
Crow, MJ; Davison, AM; Donaldson, DR; Rajah, SM; Roberts, TG; Salter, MC	1
Hódi Pintyéné, K; Kedvessy, G; Kiszeleva, G; Nagy, A; Selmeczi, B; Tencova, A	1
Balabolkin, MI; Golubiatnikova, GA; Koroleva, TV; Titova, GP	1
Noro, S; Uesugi, T; Yoshida, H	1
Konno, T; Nakai, Y; Nakajima, S; Terada, K; Yamamoto, K	1
Bolourtchian, N; Farid, D; Nokhodchi, A	1
Hashida, M; Wu, X; Yamashita, F	1
Hechenleitner, AA; Pineda, EA; Uesu, NY	1
Heikkilä, T; Hirvonen, J; Kontturi, K; Liljeroth, P; Peltonen, L	1
SYARTO, J; WOOD, JH	1
COLETTA, V; RUBIN, H	1
Vaupel, E	1
Brohede, U; Frenning, G; Strømme, M	1
Ek, R; Mihranyan, A; Strømme, M	1
Muzíková, J	1
Ek, R; Heidarian, M; Mihranyan, A; Strømme, M	1
Wheatley, TA	1
Muzíková, J; Nováková, P	1
Bellamy, LJ; Littlejohn, D; Nordon, A	1
Geladi, P; Hoffmann, U; Kolomiets, O; Siesler, HW	1
Attama, AA; Bonaventure, AM; Builders, PF; Okpako, LC; Tiwalade, A	1
Allan, P; Bellamy, LJ; Littlejohn, D; Nordon, A	1
Antikainen, O; Hatara, J; Juppo, AM; Kivikero, N; Murtomaa, M; Sandler, N	1
Blanco, M; Cruz, J	1
Andrews, J; Dallin, P; Littlejohn, D; Nordon, A; Townshend, N	1
Allan, P; Andrews, J; Bellamy, LJ; Dallin, P; Littlejohn, D; Nordon, A	1
Adikwu, MU; Anwunobi, PA; Builders, PF; Mbah, CC	1
Carlsson, DO; Forsgren, J; Hua, K; Mihranyan, A	1
Kellichan, N; Littlejohn, D; Matousek, P; McGeorge, G; Nordon, A	1
Awa, K; Ozaki, Y; Shinzawa, H	1
Amigo, JM; Bertelsen, P; Khorasani, M; Rantanen, J; Sun, CC	1
Amigo, JM; Bertelsen, P; Khorasani, M; Rantanen, J; Van Den Berg, F	1
Basit, AW; Mwesigwa, E	1
Gandra, S; Gurram, RK; Shastri, NR	1
Collins, MN; Iqbal, J; Pishnamazi, M; Shirazian, S; Walker, GM	1
Gou, J; He, H; Li, R; Tang, X; Yin, T; Zhang, Y	1
Prusnick, T; Šašić, S	1
Hubicka, U; Piotrowska, J; Talik, P	1
Heng, PWS; Liew, CV; Veronica, N	1
Balogh, A; Domokos, A; Farkas, A; Firth, P; Gyürkés, M; Liu, YC; Marosi, G; Nagy, B; Nagy, ZK; Pataki, H; Szilágyi, B; Tacsi, K	1
Kamalasanan, K; Moidu, A; Nair, LJ; P, V; Shyamsundar, P; Thrivikraman Nair, S	1

Other Studies

52 other study(ies) available for aspirin and cellulose

Article	Year
Ultrastructural characteristics of dog and human platelets adherent to native and collagen-coupled cuprophan. Artificial organs, 1979, Volume: 3, Issue:2 Topics: Adsorption; Animals; Aspirin; Blood Platelets; Cellulose; Collagen; Copper; Cytoplasm; Dogs; Humans; Membranes, Artificial; Platelet Adhesiveness; Pseudopodia; Surface Properties	1979
Studies of proteins elutable from cuprophane exposed to human plasma. Thrombosis research, 1975, Volume: 6, Issue:5 Topics: Adsorption; Albumins; Aspirin; Blood Protein Electrophoresis; Blood Proteins; Cellulose; Electrophoresis, Polyacrylamide Gel; Haptoglobins; Heparin; Humans; Immunodiffusion; Lipoproteins; Membranes, Artificial; Platelet Adhesiveness; Protein Binding; Renal Dialysis; Time Factors	1975
Effect of the administration of antirheumatic drugs on experimental granuloma in rat. Biochemical pharmacology, 1975, Jan-15, Volume: 24, Issue:2 Topics: Animals; Anti-Inflammatory Agents; Aspirin; Cellulose; Cytidine; Granuloma; Hexosamines; Hydroxyproline; Indomethacin; Male; Nitrogen; Nucleic Acids; Phenylbutazone; Prednisolone; Proline; Rats; Sulfates; Uronic Acids	1975
[A study of the loss of occult blood by the method of radioactive chrome during treatment with acetylsalicylic acid. Effect of enclosure in cellulose acetylphthalate]. Pharmaceutica acta Helvetiae, 1975, Volume: 50, Issue:5 Topics: Aspirin; Cellulose; Chromium Radioisotopes; Humans; Methods; Occult Blood; Phthalic Acids	1975
Effect of compaction on particle size. Journal of pharmaceutical sciences, 1975, Volume: 64, Issue:3 Topics: Aluminum; Aspirin; Calcium Phosphates; Carbonates; Cellulose; Oxides; Particle Size; Pressure; Tablets	1975
Solid state stability of acetylsalicylic acid in binary mixtures with microcrystalline and microfine cellulose. Acta pharmaceutica Suecica, 1988, Volume: 25, Issue:1 Topics: Aspirin; Cellulose; Chemistry, Pharmaceutical; Crystallization; Drug Stability; Powders; Tablets	1988
A new simple controlled release delivery system. Annals of the New York Academy of Sciences, 1985, Volume: 446 Topics: 2,4-Dichlorophenoxyacetic Acid; Aspirin; Cellulose; Delayed-Action Preparations; Kinetics; Naphthaleneacetic Acids; Plants; Wood	1985
Coating of pharmaceuticals by phase separation of cellulose derivatives: preparation and in-vitro release. Die Pharmazie, 1973, Volume: 28, Issue:6 Topics: Aspirin; Cellulose; Delayed-Action Preparations; Drug Compounding; Iron; Methods; Phenobarbital; Sulfates; Tablets, Enteric-Coated	1973
Inhibitory effects of indomethacin, aspirin and certain other drugs on inflammations induced in rat and dog by carrageenan, sodium urate and ellagic acid. The Journal of pharmacology and experimental therapeutics, 1970, Volume: 175, Issue:2 Topics: Animals; Anti-Inflammatory Agents; Aspirin; Benzopyrans; Carrageenan; Cellulose; Dogs; Indomethacin; Inflammation; Knee Joint; Neutrophils; Pain; Pressure; Rats; Sodium; Species Specificity; Sulfates; Synovial Fluid; Uric Acid	1970
Characterization of tablet surfaces by their critical surface-tension values. Journal of pharmaceutical sciences, 1970, Volume: 59, Issue:12 Topics: Aspirin; Cellulose	1970
Disintegration of the aspirin tablets containing potato starch and microcrystalline cellulose in various concentrations. Chemical & pharmaceutical bulletin, 1969, Volume: 17, Issue:7 Topics: Aspirin; Cellulose; Solubility; Starch; Tablets	1969
Prevention of platelet deposition and thrombus formation on hemodialysis membranes: a double-blind randomized trial of aspirin and dipyridamole. Artificial organs, 1984, Volume: 8, Issue:1 Topics: Adult; Aspirin; Blood Platelets; Cellulose; Dipyridamole; Double-Blind Method; Female; Humans; Male; Membranes, Artificial; Random Allocation; Renal Dialysis; Thrombosis	1984
[Effect of the technological procedure and additives on the dissolution rate of certain active ingredients and on their resorption from tablets. II. Solubility and resorption of acetylsalicylic acid]. Acta pharmaceutica Hungarica, 1982, Volume: 52, Issue:1 Topics: Aspirin; Cellulose; Solubility; Tablets	1982
[Diamicron and micristin in the complex treatment of diabetes mellitus]. Terapevticheskii arkhiv, 1982, Volume: 54, Issue:10 Topics: Adult; Aspirin; Cellulose; Crystallization; Diabetes Mellitus; Drug Therapy, Combination; Gliclazide; Humans; Hypoglycemic Agents; Middle Aged; Sulfonylurea Compounds; Tablets, Enteric-Coated	1982
[The effect of physical condition in second emulsification for yield of microcapsules (author's transl)]. Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan, 1980, Volume: 100, Issue:12 Topics: Animals; Aspirin; Capsules; Cellulose; Chemistry, Pharmaceutical; Emulsions; Male; Rabbits	1980
Effects of grinding on the physical and chemical properties of crystalline medicinals with microcrystalline cellulose. IV. Comparison of the IR spectra of medicinals in the solid state and in solution. Chemical & pharmaceutical bulletin, 1980, Volume: 28, Issue:2 Topics: Aspirin; Cellulose; Chemical Phenomena; Chemistry, Pharmaceutical; Chemistry, Physical; Crystallization; Hydrogen Bonding; Solutions; Spectrophotometry, Infrared	1980
Effects of hydrophilic excipients and compression pressure on physical properties and release behavior of aspirin-tableted microcapsules. Drug development and industrial pharmacy, 1999, Volume: 25, Issue:6 Topics: Aspirin; Capsules; Cellulose; Excipients; Lactose; Povidone; Pressure; Solubility; Tablets; Water	1999
Deconvolution analysis for absorption and metabolism of aspirin in microcapsules. Biological & pharmaceutical bulletin, 1999, Volume: 22, Issue:11 Topics: Absorption; Acrylic Resins; Algorithms; Animals; Anti-Inflammatory Agents, Non-Steroidal; Aspirin; Capsules; Cellulose; Chromatography, High Pressure Liquid; Excipients; Gels; Male; Models, Biological; Polymethacrylic Acids; Rats; Rats, Wistar; Solubility	1999
Microcrystalline cellulose from soybean husk: effects of solvent treatments on its properties as acetylsalicylic acid carrier. International journal of pharmaceutics, 2000, Sep-25, Volume: 206, Issue:1-2 Topics: Anti-Inflammatory Agents, Non-Steroidal; Aspirin; Cellulose; Drug Carriers; Excipients; Glycine max; Solvents	2000
Dissolution testing of acetylsalicylic acid by a channel flow method-correlation to USP basket and intrinsic dissolution methods. European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences, 2003, Volume: 19, Issue:5 Topics: Algorithms; Aspirin; Buffers; Cellulose; Chemistry, Pharmaceutical; Drug Compounding; Excipients; Hydrogen-Ion Concentration; Kinetics; Lactose; Pharmacopoeias as Topic; Solubility; Tablets; United States	2003
WURSTER COATED ASPIRIN. II. AN IN VITRO AND IN VIVO CORRELATION OF RATE FROM SUSTAINED-RELEASE PREPARATIONS. Journal of pharmaceutical sciences, 1964, Volume: 53 Topics: Aspirin; Biomedical Research; Blood Chemical Analysis; Cellulose; Delayed-Action Preparations; Humans; In Vitro Techniques; Methylcellulose; Research	1964
WURSTER COATED ASPIRIN. I. FILM-COATING TECHNIQUES. Journal of pharmaceutical sciences, 1964, Volume: 53 Topics: Aspirin; Cellulose; Methylcellulose; Research; Tablets	1964
Arthur Eichengrün--tribute to a forgotten chemist, entrepreneur, and German Jew. Angewandte Chemie (International ed. in English), 2005, May-30, Volume: 44, Issue:22 Topics: Aspirin; Cellulose; Chemistry, Pharmaceutical; Germany; History, 19th Century; History, 20th Century; Jews; National Socialism; Patents as Topic; Silver Proteins	2005
Finite element analysis of the release of slowly dissolving drugs from cylindrical matrix systems. Journal of controlled release : official journal of the Controlled Release Society, 2005, Oct-03, Volume: 107, Issue:2 Topics: Algorithms; Anisotropy; Aspirin; Cellulose; Chemistry, Pharmaceutical; Diffusion; Drug Carriers; Finite Element Analysis; Models, Statistical; Solubility; Tablets	2005
Influence of cellulose powder structure on moisture-induced degradation of acetylsalicylic acid. European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences, 2006, Volume: 27, Issue:2-3 Topics: Aspirin; Cellulose; Crystallography; Drug Stability; Excipients; Humidity; Molecular Structure; Powders; Time Factors; Water	2006
[A study of the properties of tablets from mixtures of two size degrees of alpha-lactose monohydrate and microcrystalline cellulose]. Ceska a Slovenska farmacie : casopis Ceske farmaceuticke spolecnosti a Slovenske farmaceuticke spolecnosti, 2006, Volume: 55, Issue:2 Topics: Aspirin; Cellulose; Drug Compounding; Excipients; Lactose; Pharmaceutic Aids; Solubility; Tablets; Technology, Pharmaceutical	2006
Influence of water-cellulose binding energy on stability of acetylsalicylic acid. International journal of pharmaceutics, 2006, Oct-12, Volume: 323, Issue:1-2 Topics: Aspirin; Calorimetry, Differential Scanning; Cellulose; Drug Stability; Excipients; Kinetics; Microscopy, Electron, Scanning; Salicylic Acid; Temperature; Thermodynamics; Water; X-Ray Diffraction	2006
Water soluble cellulose acetate: a versatile polymer for film coating. Drug development and industrial pharmacy, 2007, Volume: 33, Issue:3 Topics: Anti-Inflammatory Agents, Non-Steroidal; Aspirin; Biocompatible Materials; Cellulose; Chemistry, Pharmaceutical; Drug Stability; Hypromellose Derivatives; Methylcellulose; Solubility; Viscosity	2007
A study of the properties of compacts from silicified microcrystalline celluloses. Drug development and industrial pharmacy, 2007, Volume: 33, Issue:7 Topics: Ascorbic Acid; Aspirin; Cellulose; Chemistry, Pharmaceutical; Excipients; Fumarates; Lubrication; Silicon Dioxide; Stearic Acids; Tablets; Technology, Pharmaceutical; Tensile Strength	2007
Effects of particle size and cohesive properties on mixing studied by non-contact NIR. International journal of pharmaceutics, 2008, Sep-01, Volume: 361, Issue:1-2 Topics: Aspartame; Aspirin; Cellulose; Citric Acid; Excipients; Particle Size; Povidone; Powders; Spectroscopy, Near-Infrared; Technology, Pharmaceutical	2008
Quantitative determination of pharmaceutical drug formulations by near-infrared spectroscopic imaging. Applied spectroscopy, 2008, Volume: 62, Issue:11 Topics: Ascorbic Acid; Aspirin; Caffeine; Cellulose; Chemistry, Pharmaceutical; Image Processing, Computer-Assisted; Microscopy, Electron, Scanning; Molecular Structure; Pharmaceutical Preparations; Pharmacy; Spectroscopy, Fourier Transform Infrared; Spectroscopy, Near-Infrared; Starch	2008
Novel multifunctional pharmaceutical excipients derived from microcrystalline cellulose-starch microparticulate composites prepared by compatibilized reactive polymer blending. International journal of pharmaceutics, 2010, Mar-30, Volume: 388, Issue:1-2 Topics: Acetaminophen; Aspirin; Calorimetry, Differential Scanning; Cellulose; Chemistry, Pharmaceutical; Excipients; Freezing; Hardness; Microscopy, Electron, Scanning; Starch; Tablets; Temperature; Time Factors; Zea mays	2010
Non-invasive monitoring of the mixing of pharmaceutical powders by broadband acoustic emission. The Analyst, 2010, Volume: 135, Issue:3 Topics: Acoustics; Aspirin; Cellulose; Citric Acid; Drug Compounding; Particle Size; Pharmaceutical Preparations; Powders; Spectroscopy, Near-Infrared	2010
Rapid formulation screening with a Multipart Microscale Fluid bed Powder processor. Pharmaceutical development and technology, 2011, Volume: 16, Issue:4 Topics: Aspirin; Cellulose; Drug Compounding; Excipients; Lactose; Particle Size; Povidone; Powders; Regression Analysis; Tablets	2011
Content uniformity studies in tablets by NIR-CI. Journal of pharmaceutical and biomedical analysis, 2011, Sep-10, Volume: 56, Issue:2 Topics: Algorithms; Anti-Inflammatory Agents, Non-Steroidal; Aspirin; Calibration; Cellulose; Chemistry, Pharmaceutical; Excipients; Image Processing, Computer-Assisted; Least-Squares Analysis; Quality Control; Software; Spectroscopy, Near-Infrared; Tablets; Technology, Pharmaceutical	2011
Effect of particle properties of powders on the generation and transmission of Raman scattering. Analytical chemistry, 2012, Jun-05, Volume: 84, Issue:11 Topics: Aspirin; Capsules; Cellulose; Excipients; Lasers; Particle Size; Photons; Powders; Spectrum Analysis, Raman; Tablets	2012
In situ monitoring of powder blending by non-invasive Raman spectrometry with wide area illumination. Journal of pharmaceutical and biomedical analysis, 2013, Mar-25, Volume: 76 Topics: Aspirin; Cellulose; Drug Compounding; Lasers, Semiconductor; Nitrates; Particle Size; Powders; Spectroscopy, Near-Infrared; Spectrum Analysis, Raman; Titanium	2013
New direct compression excipient from tigernut starch: physicochemical and functional properties. AAPS PharmSciTech, 2013, Volume: 14, Issue:2 Topics: Aspirin; Calorimetry, Differential Scanning; Cellulose; Chemistry, Pharmaceutical; Crystallography, X-Ray; Cyperus; Excipients; Hydrogen-Ion Concentration; Kinetics; Powder Diffraction; Rheology; Solubility; Starch; Tablets; Technology, Pharmaceutical; Thermography; Water	2013
Aspirin degradation in surface-charged TEMPO-oxidized mesoporous crystalline nanocellulose. International journal of pharmaceutics, 2014, Jan-30, Volume: 461, Issue:1-2 Topics: Aspirin; Cellulose; Chemistry, Pharmaceutical; Chlorophyta; Crystallization; Cyclic N-Oxides; Drug Delivery Systems; Drug Stability; Nanofibers; Oxidation-Reduction; Porosity; Surface Properties	2014
Variation in the transmission near-infrared signal with depth in turbid media. Applied spectroscopy, 2014, Volume: 68, Issue:3 Topics: Absorption; Aspirin; Cellulose; Dosage Forms; Models, Chemical; Photons; Spectroscopy, Near-Infrared	2014
The effect of microcrystalline cellulose crystallinity on the hydrophilic property of tablets and the hydrolysis of acetylsalicylic acid as active pharmaceutical ingredient inside tablets. AAPS PharmSciTech, 2015, Volume: 16, Issue:4 Topics: Aspirin; Cellulose; Crystallization; Excipients; Hydrolysis; Hydrophobic and Hydrophilic Interactions; Pharmaceutical Preparations; Tablets; Tomography, X-Ray Computed	2015
Near-infrared chemical imaging (NIR-CI) as a process monitoring solution for a production line of roll compaction and tableting. European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V, 2015, Volume: 93 Topics: Aspirin; Cellulose; Chemistry, Pharmaceutical; Excipients; Least-Squares Analysis; Models, Chemical; Models, Statistical; Particle Size; Porosity; Powders; Principal Component Analysis; Quality Control; Spectroscopy, Near-Infrared; Tablets; Technology, Pharmaceutical; Tensile Strength	2015
Detecting Blending End-Point Using Mean Squares Successive Difference Test and Near-Infrared Spectroscopy. Journal of pharmaceutical sciences, 2015, Volume: 104, Issue:8 Topics: Algorithms; Anti-Inflammatory Agents, Non-Steroidal; Aspirin; Calcium Carbonate; Calibration; Cellulose; Decision Making, Computer-Assisted; Drug Compounding; Excipients; Kinetics; Microscopy, Electron, Scanning; Models, Chemical; Powders; Principal Component Analysis; Quality Control; Reproducibility of Results; Rheology; Shear Strength; Spectroscopy, Near-Infrared; Statistics as Topic	2015
An investigation into moisture barrier film coating efficacy and its relevance to drug stability in solid dosage forms. International journal of pharmaceutics, 2016, Jan-30, Volume: 497, Issue:1-2 Topics: Aspirin; Cellulose; Chemistry, Pharmaceutical; Drug Stability; Methacrylates; Polymers; Polymethacrylic Acids; Polyvinyls; Stearic Acids; Tablets; Water	2016
Design and optimization of disintegrating pellets of MCC by non-aqueous extrusion process using statistical tools. European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences, 2016, Mar-10, Volume: 84 Topics: Aspirin; Cellulose; Chemistry, Pharmaceutical; Dosage Forms; Excipients; Hydrophobic and Hydrophilic Interactions; Models, Statistical; Solubility; Technology, Pharmaceutical	2016
Effect of lignin on the release rate of acetylsalicylic acid tablets. International journal of biological macromolecules, 2019, Mar-01, Volume: 124 Topics: Aspirin; Cellulose; Chemistry, Pharmaceutical; Drug Compounding; Drug Liberation; Hardness; Humans; Lactose; Lignin; Solubility; Tablets	2019
Preparing of aspirin sustained-release granules by hot-melt granulation and micro-crystal coating. Drug development and industrial pharmacy, 2019, Volume: 45, Issue:6 Topics: Aspirin; Cellulose; Delayed-Action Preparations; Drug Compounding; Drug Liberation; Drug Stability; Excipients; Platelet Aggregation Inhibitors; Solubility; Stroke	2019
Fast Raman chemical imaging of tablets with non-flat surfaces. International journal of pharmaceutics, 2019, Jun-30, Volume: 565 Topics: Acetaminophen; Aspirin; Caffeine; Cellulose; Least-Squares Analysis; Spectrum Analysis, Raman; Tablets; Technology, Pharmaceutical	2019
The Influence of Viscosity and Non-freezing Water Contents Bounded to Different Hydroxypropyl Celluloses (HPC) and Hydroxypropyl Methylcelluloses (HPMC) on Stability of Acetylsalicylic Acid. AAPS PharmSciTech, 2019, May-15, Volume: 20, Issue:5 Topics: Aspirin; Cellulose; Drug Stability; Hypromellose Derivatives; Viscosity; Water	2019
Insights on the role of excipients and tablet matrix porosity on aspirin stability. International journal of pharmaceutics, 2020, Apr-30, Volume: 580 Topics: Aspirin; Calcium Phosphates; Cellulose; Chemistry, Pharmaceutical; Drug Compounding; Excipients; Porosity; Pressure; Starch; Tablets; Tensile Strength; Water	2020
End-to-end continuous manufacturing of conventional compressed tablets: From flow synthesis to tableting through integrated crystallization and filtration. International journal of pharmaceutics, 2020, May-15, Volume: 581 Topics: Aspirin; Cellulose; Chemistry, Pharmaceutical; Compressive Strength; Crystallization; Filtration; Spectroscopy, Near-Infrared; Tablets	2020
Ethyl cellulose coated sustained release aspirin spherules for treating COVID-19: DOE led rapid optimization using arbitrary interface; applicable for emergency situations. International journal of biological macromolecules, 2021, Jul-01, Volume: 182 Topics: Aspirin; Cellulose; COVID-19 Drug Treatment; Delayed-Action Preparations; Drug Compounding; Drug Liberation; Humans; SARS-CoV-2	2021