Structure of Mefloquine HCI
CAS No.: 51773-92-3
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Mefloquine HCl is a quinolinemethanol derivative with antimalarial properties.
Synonyms: Mefloquin hydrochloride; Ro 21-5998/001; NSC 157387
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Search for reports by entering the product batch number.
Batch number can be found on the product's label following the word 'Batch'.
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CAS No. : | 51773-92-3 |
Formula : | C17H17ClF6N2O |
M.W : | 414.77 |
SMILES Code : | O[C@@H](C1=CC(C(F)(F)F)=NC2=C(C(F)(F)F)C=CC=C12)[C@@H]3NCCCC3.[H]Cl |
Synonyms : |
Mefloquin hydrochloride; Ro 21-5998/001; NSC 157387
|
MDL No. : | MFCD00797519 |
GHS Pictogram: |
![]() |
Signal Word: | Warning |
Hazard Statements: | H302 |
Precautionary Statements: | P280-P305+P351+P338 |
In Vitro:
Cell Line
|
Concentration | Treated Time | Description | References |
Cx36-transfected N2A neuroblastoma cells | 300 nM | To evaluate the blocking effect of mefloquine on Cx36 channels, results showed IC50≈300 nM. | PMC514481 | |
Cx43-transfected N2A neuroblastoma cells | 30 μM | To evaluate the blocking effect of mefloquine on Cx43 channels, results showed 30 μM concentration could completely block. | PMC514481 | |
Cx50-transfected N2A neuroblastoma cells | 1.1 μM | To evaluate the blocking effect of mefloquine on Cx50 channels, results showed IC50≈1.1 μM. | PMC514481 | |
IO neurons | 50 μM | Block gap junctions, reducing electrical coupling between IO neurons | PMC1925036 | |
Cortical interneurons | 25–50 μM | Block gap junctions, reducing electrical coupling between cortical interneurons | PMC1925036 |
In Vivo:
Species
|
Animal Model
|
Administration | Dosage | Frequency | Description | References |
Sprague-Dawley rats | Hippocampal and neocortical slices | Perfusion | 25 μM | 70-100 minutes | To evaluate the blocking effect of mefloquine on electrical coupling between interneurons in neocortical slices, results showed 25 μM concentration significantly blocked coupling. | PMC514481 |
Mice | Thoracodorsal resistance arteries (TDA) | 10 μmol/L | Single dose | To investigate the effect of mefloquine on PE-induced vasoconstriction, results showed that mefloquine significantly reduced PE-induced vasoconstriction. | PMC3135971 | |
Mice | Malaria model | Subcutaneous injection | 40 mg/kg | 4 consecutive days | Evaluate mefloquine resistance in malaria parasites | PMC10899652 |
NOD/SCID mice | Human RBC engrafted model | Oral | 40 mg/kg | Once daily for 3 days | To evaluate hemolytic toxicity of mefloquine in G6PD-deficient human RBC engrafted mice, results showed no significant hemolysis | PMC3808620 |
Clinical Trial:
NCT Number | Conditions | Phases | Recruitment | Completion Date | Locations |
NCT01976325 | Malaria | Not Applicable | Unknown | November 2015 | Canada, Ontario ... More >> National Capital Region Occupational Health Clinic Recruiting Ottawa, Ontario, Canada, K1A 0K9 Contact: Louise J Levesque, RN, BScN ?? 613-946-5533 ?? louise.j.levesque@hc-sc.gc.ca ?? Contact: Lisa Taras, MD, CCFP ?? 613-946-6583 ?? lisa.taras@hc-sc.gc.ca ?? Ottawa Hospital Research Institute Recruiting Ottawa, Ontario, Canada, K1Y 4E9 Contact: Charde A Morgan, MScPH ?? 613-737-8899 ext 72424 ?? cmorgan@ohri.ca ?? Contact: Anne E McCarthy, MD ?? 613-737-8899 ext 78184 ?? amccarthy@toh.on.ca ?? Principal Investigator: Anne E McCarthy, MD, MSc ?? ?? ?? Sub-Investigator: Charde A Morgan, MScPH ?? ?? ?? International Association for Medical Assistance to Travellers Recruiting Toronto, Ontario, Canada, M6K 3E3 Contact: Tullia Marcolongo ?? 416-652-0137 ?? tullia@iamat.org Less << |
NCT00902811 | Uncomplicated Falciparum Malar... More >>ia Less << | Phase 4 | Unknown | December 2009 | Myanmar ... More >> Dabhine and Mingan Clinic Recruiting Sittwe, Rakhine, Myanmar Contact: Pyay Phyo Aung ?? ?? frank_smithuis@yahoo.com ?? Principal Investigator: Pyay Phyo Aung, MD ?? ?? ?? Myit Kyi Nar Clinic Recruiting Kachin, Myanmar Contact: Mya Nee Nyo ?? ?? frank_smithuis@yahoo.com ?? Principal Investigator: Mya Nee Nyo, MD ?? ?? ?? Myothugyi Rural Health Center, Bu Thee Daung Recruiting Maungdaw, Myanmar Contact: Arkar Linn Naing ?? ?? frank_smithuis@yahoo.com ?? Principal Investigator: Arkar Linn Naing, MD ?? ?? ?? Lashio Clinic Recruiting Shan, Myanmar Contact: Naing Nyo, MD ?? ?? ?? Principal Investigator: Naing Zaw, MD Less << |
NCT01107145 | Plasmodium Vivax Malaria | Phase 4 | Terminated(Extremely slow enro... More >>llment) Less << | - | Brazil ... More >> Hospital Geral Maternidade de Cruzeiro do Sul Cruzeiro do Sul, Acre, Brazil Hospital Municipal Teonila Alves Anajas, Para, Brazil Centro de Pesquisa em Patologias Tropicais Porto Velho, Rondonia, Brazil Less << |
NCT01430351 | Brain Cancer | Phase 1 | Active, not recruiting | September 2019 | United States, Texas ... More >> University of Texas MD Anderson Cancer Center Houston, Texas, United States, 77030 Less << |
NCT00746941 | Progressive Multifocal Leukoen... More >>cephalopathy Less << | Phase 1 Phase 2 | Terminated(Primary endpoint no... More >>t achieved) Less << | - | United States, Illinois ... More >> Research Site Chicago, Illinois, United States United States, Maryland Research Site Baltimore, Maryland, United States United States, Massachusetts Research Site Boston, Massachusetts, United States United States, Missouri Research Site St. Louis, Missouri, United States United States, New York Research Site New York, New York, United States Brazil Research Site Sao Paulo, Brazil Germany Research Site Dusseldorf, North Rhine-Westphalia, Germany Research Site Berlin, Germany Research Site Hamburg, Germany Italy Research Site Milano, Italy Spain Research Site Barcelona, Spain Research Site Madrid, Spain Less << |
NCT00444106 | - | Completed | - | - | |
NCT00978172 | Malaria | Phase 4 | Completed | - | Cameroon ... More >> Centre Mère et Enfant, Fondation Chantal Biya Yaounde, Cameroon, BP 1936 Less << |
NCT00746941 | - | Terminated(Primary endpoint no... More >>t achieved) Less << | - | - | |
NCT01082718 | Malaria Pregn... More >>ancy Less << | Phase 2 Phase 3 | Withdrawn(Logistical difficult... More >>ies) Less << | October 2010 | - |
NCT02453308 | Malaria, Falciparum | Phase 2 Phase 3 | Completed | - | Bangladesh ... More >> College of Medicine Chittagong Ramu, Bangladesh Cambodia Pailin Pailin, Cambodia Preah Vihear Preah Vihear, Cambodia Pursat Pursat, Cambodia Ratanakiri Ratankiri, Cambodia Congo, The Democratic Republic of the Kinshasa Kinshasa, Congo, The Democratic Republic of the India Mohanpur Community health center Agartala, India Midnapore Midnapore, India Ispat General hospital Rourkela, India Lao People's Democratic Republic Sekong Sekong, Lao People's Democratic Republic Myanmar Ann Hospital Ann, Myanmar Pyay hospital Pyay, Myanmar Pyin oo Lwin hospital Pyin oo Lwin, Myanmar Thabeikkyin hospital Thabeikkyin, Myanmar Thailand Phusing hospital Phusing, Srisaket, Thailand Tha Song Yang hospital Tha Song Yang, Tak, Thailand Chumphon hospital Chumphon, Thailand Kunhan Hospital Si Sa Ket, Thailand Thanto Hospital Yala, Thailand Vietnam Binh Phuoc hospital Binh Phuoc, Vietnam Less << |
NCT00544024 | - | Completed | - | Peru ... More >> Apoyo Hospital Iquitos, Peru Less << | |
NCT00444106 | Malaria Falci... More >>parum Less << | Phase 4 | Completed | - | Colombia ... More >> Novartis Investigational Site Tumaco, Colombia Less << |
Tags: Mefloquine | Mefloquin | Parasite | SARS-CoV | Autophagy | Potassium Channel | ROS Kinase | SARS coronavirus | KcsA | antimalarial | SARS-CoV-2 | anticancer | ROS | ERK | JNK | AMPK | 51773-92-3
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P222 | Do not allow contact with air. |
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P234 | Keep only in original container. |
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P263 | Avoid contact during pregnancy/while nursing. |
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P265 | Wash skin thouroughly after handling. |
P270 | Do not eat, drink or smoke when using this product. |
P271 | Use only outdoors or in a well-ventilated area. |
P272 | Contaminated work clothing should not be allowed out of the workplace. |
P273 | Avoid release to the environment. |
P280 | Wear protective gloves/protective clothing/eye protection/face protection. |
P281 | Use personal protective equipment as required. |
P282 | Wear cold insulating gloves/face shield/eye protection. |
P283 | Wear fire/flame resistant/retardant clothing. |
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Code | Phrase |
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P304 | IF INHALED: |
P305 | IF IN EYES: |
P306 | IF ON CLOTHING: |
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P309 | IF exposed or if you feel unwell: |
P310 | Immediately call a POISON CENTER or doctor/physician. |
P311 | Call a POISON CENTER or doctor/physician. |
P312 | Call a POISON CENTER or doctor/physician if you feel unwell. |
P313 | Get medical advice/attention. |
P314 | Get medical advice/attention if you feel unwell. |
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P337 | If eye irritation persists: |
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P340 | Remove victim to fresh air and keep at rest in a position comfortable for breathing. |
P341 | If breathing is difficult, remove victim to fresh air and keep at rest in a position comfortable for breathing. |
P342 | If experiencing respiratory symptoms: |
P350 | Gently wash with plenty of soap and water. |
P351 | Rinse cautiously with water for several minutes. |
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P372 | Explosion risk in case of fire. |
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P374 | Fight fire with normal precautions from a reasonable distance. |
P376 | Stop leak if safe to do so. Oxidising gases (section 2.4) 1 |
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P378 | |
P380 | Evacuate area. |
P381 | Eliminate all ignition sources if safe to do so. |
P390 | Absorb spillage to prevent material damage. |
P391 | Collect spillage. Hazardous to the aquatic environment |
P301 + P310 | IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. |
P301 + P312 | IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. |
P301 + P330 + P331 | IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. |
P302 + P334 | IF ON SKIN: Immerse in cool water/wrap in wet bandages. |
P302 + P350 | IF ON SKIN: Gently wash with plenty of soap and water. |
P303 + P361 + P353 | IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. |
P304 + P312 | IF INHALED: Call a POISON CENTER or doctor/physician if you feel unwell. |
P304 + P340 | IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. |
P304 + P341 | IF INHALED: If breathing is difficult, remove victim to fresh air and keep at rest in a position comfortable for breathing. |
P305 + P351 + P338 | IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. |
P306 + P360 | IF ON CLOTHING: Rinse Immediately contaminated CLOTHING and SKIN with plenty of water before removing clothes. |
P307 + P311 | IF exposed: call a POISON CENTER or doctor/physician. |
P308 + P313 | IF exposed or concerned: Get medical advice/attention. |
P309 + P311 | IF exposed or if you feel unwell: call a POISON CENTER or doctor/physician. |
P332 + P313 | IF SKIN irritation occurs: Get medical advice/attention. |
P333 + P313 | IF SKIN irritation or rash occurs: Get medical advice/attention. |
P335 + P334 | Brush off loose particles from skin. Immerse in cool water/wrap in wet bandages. |
P337 + P313 | IF eye irritation persists: Get medical advice/attention. |
P342 + P311 | IF experiencing respiratory symptoms: call a POISON CENTER or doctor/physician. |
P370 + P376 | In case of fire: Stop leak if safe to Do so. |
P370 + P378 | In case of fire: |
P370 + P380 | In case of fire: Evacuate area. |
P370 + P380 + P375 | In case of fire: Evacuate area. Fight fire remotely due to the risk of explosion. |
P371 + P380 + P375 | In case of major fire and large quantities: Evacuate area. Fight fire remotely due to the risk of explosion. |
Storage | |
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P402 | Store in a dry place. |
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P412 | Do not expose to temperatures exceeding 50 oC/ 122 oF. |
P413 | |
P420 | Store away from other materials. |
P422 | |
P402 + P404 | Store in a dry place. Store in a closed container. |
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P410 + P403 | Protect from sunlight. Store in a well-ventilated place. |
P410 + P412 | Protect from sunlight. Do not expose to temperatures exceeding 50 oC/122oF. |
P411 + P235 | Keep cool. |
Disposal | |
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P502 | Refer to manufacturer/supplier for information on recovery/recycling |
Physical hazards | |
Code | Phrase |
H200 | Unstable explosive |
H201 | Explosive; mass explosion hazard |
H202 | Explosive; severe projection hazard |
H203 | Explosive; fire, blast or projection hazard |
H204 | Fire or projection hazard |
H205 | May mass explode in fire |
H220 | Extremely flammable gas |
H221 | Flammable gas |
H222 | Extremely flammable aerosol |
H223 | Flammable aerosol |
H224 | Extremely flammable liquid and vapour |
H225 | Highly flammable liquid and vapour |
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H228 | Flammable solid |
H229 | Pressurized container: may burst if heated |
H230 | May react explosively even in the absence of air |
H231 | May react explosively even in the absence of air at elevated pressure and/or temperature |
H240 | Heating may cause an explosion |
H241 | Heating may cause a fire or explosion |
H242 | Heating may cause a fire |
H250 | Catches fire spontaneously if exposed to air |
H251 | Self-heating; may catch fire |
H252 | Self-heating in large quantities; may catch fire |
H260 | In contact with water releases flammable gases which may ignite spontaneously |
H261 | In contact with water releases flammable gas |
H270 | May cause or intensify fire; oxidizer |
H271 | May cause fire or explosion; strong oxidizer |
H272 | May intensify fire; oxidizer |
H280 | Contains gas under pressure; may explode if heated |
H281 | Contains refrigerated gas; may cause cryogenic burns or injury |
H290 | May be corrosive to metals |
Health hazards | |
Code | Phrase |
H300 | Fatal if swallowed |
H301 | Toxic if swallowed |
H302 | Harmful if swallowed |
H303 | May be harmful if swallowed |
H304 | May be fatal if swallowed and enters airways |
H305 | May be harmful if swallowed and enters airways |
H310 | Fatal in contact with skin |
H311 | Toxic in contact with skin |
H312 | Harmful in contact with skin |
H313 | May be harmful in contact with skin |
H314 | Causes severe skin burns and eye damage |
H315 | Causes skin irritation |
H316 | Causes mild skin irritation |
H317 | May cause an allergic skin reaction |
H318 | Causes serious eye damage |
H319 | Causes serious eye irritation |
H320 | Causes eye irritation |
H330 | Fatal if inhaled |
H331 | Toxic if inhaled |
H332 | Harmful if inhaled |
H333 | May be harmful if inhaled |
H334 | May cause allergy or asthma symptoms or breathing difficulties if inhaled |
H335 | May cause respiratory irritation |
H336 | May cause drowsiness or dizziness |
H340 | May cause genetic defects |
H341 | Suspected of causing genetic defects |
H350 | May cause cancer |
H351 | Suspected of causing cancer |
H360 | May damage fertility or the unborn child |
H361 | Suspected of damaging fertility or the unborn child |
H361d | Suspected of damaging the unborn child |
H362 | May cause harm to breast-fed children |
H370 | Causes damage to organs |
H371 | May cause damage to organs |
H372 | Causes damage to organs through prolonged or repeated exposure |
H373 | May cause damage to organs through prolonged or repeated exposure |
Environmental hazards | |
Code | Phrase |
H400 | Very toxic to aquatic life |
H401 | Toxic to aquatic life |
H402 | Harmful to aquatic life |
H410 | Very toxic to aquatic life with long-lasting effects |
H411 | Toxic to aquatic life with long-lasting effects |
H412 | Harmful to aquatic life with long-lasting effects |
H413 | May cause long-lasting harmful effects to aquatic life |
H420 | Harms public health and the environment by destroying ozone in the upper atmosphere |
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