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What is Racepinephrine
Racepinephrine, a racemic mixture of epinephrine, is an inhalation sympathomimetic bronchodilator agent.
Racepinephrine is about one-half as active as epinephrine and is used for the temporary relief of shortness of breath, chest tightness, and wheezing due to bronchial asthma in adults and children 4 years of age and older.
Brand Name
- Asthmanefrin
- S-2
Indications
- acute bronchospasm
- asthma
For the temporary relief of mild symptoms of intermittent asthma such as mild acute bronchospasm (wheezing), tightness of the chest, and mild shortness of breath
Side Effects
- angina
- anxiety
- arrhythmia exacerbation
- chest pain (unspecified)
- dizziness
- headache
- hemoptysis
- hyperglycemia
- hypertension
- insomnia
- intracranial bleeding
- myocardial infarction
- nausea
- pallor
- palpitations
- peripheral vasoconstriction
- restlessness
- seizures
- sinus tachycardia
- stroke
- tremor
- vomiting
- weakness
Monitoring Parameters
- pulmonary function tests (PFTs)
Contraindications
- angina
- breast-feeding
- cardiac disease
- children
- closed-angle glaucoma
- diabetes mellitus
- hypertension
- hyperthyroidism
- infants
- labor
- MAOI therapy
- myocardial infarction
- neonates
- obstetric delivery
- pheochromocytoma
- pregnancy
- prostatic hypertrophy
- seizures
- stroke
- tachycardia
- thyroid disease
Interactions
- Acarbose
- Acebutolol
- Acetaminophen; Aspirin, ASA; Caffeine
- Acetaminophen; Butalbital; Caffeine
- Acetaminophen; Butalbital; Caffeine; Codeine
- Acetaminophen; Caffeine
- Acetaminophen; Caffeine; Dihydrocodeine
- Acetaminophen; Caffeine; Magnesium Salicylate; Phenyltoloxamine
- Acetaminophen; Caffeine; Phenyltoloxamine; Salicylamide
- Acetaminophen; Chlorpheniramine; Dextromethorphan; Phenylephrine
- Acetaminophen; Chlorpheniramine; Dextromethorphan; Pseudoephedrine
- Acetaminophen; Chlorpheniramine; Phenylephrine; Phenyltoloxamine
- Acetaminophen; Dextromethorphan; Guaifenesin; Phenylephrine
- Acetaminophen; Dextromethorphan; Phenylephrine
- Acetaminophen; Dextromethorphan; Pseudoephedrine
- Acetaminophen; Guaifenesin; Phenylephrine
- Acetaminophen; Pseudoephedrine
- Aclidinium; Formoterol
- Acrivastine; Pseudoephedrine
- Albiglutide
- Albuterol
- Albuterol; Ipratropium
- Alogliptin; Pioglitazone
- Alpha-glucosidase Inhibitors
- Amitriptyline
- Amitriptyline; Chlordiazepoxide
- Amphetamine
- Amphetamine; Dextroamphetamine
- Amphetamines
- Arformoterol
- Aspirin, ASA; Butalbital; Caffeine
- Aspirin, ASA; Butalbital; Caffeine; Codeine
- Aspirin, ASA; Caffeine; Dihydrocodeine
- Aspirin, ASA; Caffeine; Orphenadrine
- Atenolol
- Atenolol; Chlorthalidone
- Atomoxetine
- Bendroflumethiazide; Nadolol
- Benzphetamine
- Beta-blockers
- Betaxolol
- Bethanechol
- Bisoprolol
- Bisoprolol; Hydrochlorothiazide, HCTZ
- Bosentan
- Bretylium
- Brimonidine; Timolol
- Brompheniramine; Carbetapentane; Phenylephrine
- Brompheniramine; Hydrocodone; Pseudoephedrine
- Brompheniramine; Pseudoephedrine
- Budesonide; Formoterol
- Caffeine
- Caffeine; Ergotamine
- Canagliflozin
- Canagliflozin; Metformin
- Carbetapentane; Chlorpheniramine; Phenylephrine
- Carbetapentane; Diphenhydramine; Phenylephrine
- Carbetapentane; Guaifenesin; Phenylephrine
- Carbetapentane; Phenylephrine
- Carbetapentane; Phenylephrine; Pyrilamine
- Carbetapentane; Pseudoephedrine
- Carbidopa; Levodopa; Entacapone
- Carbinoxamine; Dextromethorphan; Pseudoephedrine
- Carbinoxamine; Hydrocodone; Phenylephrine
- Carbinoxamine; Hydrocodone; Pseudoephedrine
- Carbinoxamine; Phenylephrine
- Carbinoxamine; Pseudoephedrine
- Cardiac glycosides
- Carteolol
- Carvedilol
- Cetirizine; Pseudoephedrine
- Chlophedianol; Dexchlorpheniramine; Pseudoephedrine
- Chlophedianol; Guaifenesin; Phenylephrine
- Chlorpheniramine; Dextromethorphan; Phenylephrine
- Chlorpheniramine; Dihydrocodeine; Phenylephrine
- Chlorpheniramine; Dihydrocodeine; Pseudoephedrine
- Chlorpheniramine; Guaifenesin; Hydrocodone; Pseudoephedrine
- Chlorpheniramine; Hydrocodone; Phenylephrine
- Chlorpheniramine; Hydrocodone; Pseudoephedrine
- Chlorpheniramine; Phenylephrine
- Chlorpheniramine; Pseudoephedrine
- Clomipramine
- Cocaine
- Codeine; Phenylephrine; Promethazine
- Colchicine
- Colchicine; Probenecid
- Dapagliflozin
- Dapagliflozin; Metformin
- Dapagliflozin; Saxagliptin
- Desipramine
- Desloratadine; Pseudoephedrine
- Dexchlorpheniramine; Dextromethorphan; Pseudoephedrine
- Dextroamphetamine
- Dextromethorphan; Diphenhydramine; Phenylephrine
- Dextromethorphan; Guaifenesin; Phenylephrine
- Dextromethorphan; Guaifenesin; Pseudoephedrine
- Digitoxin
- Digoxin
- Dihydrocodeine; Guaifenesin; Pseudoephedrine
- Dipeptidyl Peptidase-4 Inhibitors
- Diphenhydramine; Hydrocodone; Phenylephrine
- Diphenhydramine; Phenylephrine
- Dopamine
- Dorzolamide; Timolol
- Doxepin
- Dronabinol
- Droxidopa
- Dulaglutide
- Dyphylline
- Dyphylline; Guaifenesin
- Empagliflozin
- Empagliflozin; Linagliptin
- Empagliflozin; Linagliptin; Metformin
- Empagliflozin; Metformin
- Entacapone
- Ephedrine
- Epoprostenol
- Ertugliflozin
- Ertugliflozin; Metformin
- Ertugliflozin; Sitagliptin
- Esmolol
- Exenatide
- Fexofenadine; Pseudoephedrine
- Fluticasone; Salmeterol
- Fluticasone; Umeclidinium; Vilanterol
- Fluticasone; Vilanterol
- Formoterol
- Formoterol; Mometasone
- Glimepiride; Pioglitazone
- Glimepiride; Rosiglitazone
- Glycopyrrolate; Formoterol
- Guaifenesin; Hydrocodone; Pseudoephedrine
- Guaifenesin; Phenylephrine
- Guaifenesin; Pseudoephedrine
- Guanabenz
- Hydrochlorothiazide, HCTZ; Metoprolol
- Hydrochlorothiazide, HCTZ; Propranolol
- Hydrocodone; Phenylephrine
- Hydrocodone; Potassium Guaiacolsulfonate; Pseudoephedrine
- Hydrocodone; Pseudoephedrine
- Ibuprofen; Pseudoephedrine
- Iloprost
- Imipramine
- Incretin Mimetics
- Indacaterol
- Indacaterol; Glycopyrrolate
- Insulin Degludec; Liraglutide
- Insulin Glargine; Lixisenatide
- Insulins
- Iobenguane I 131
- Isocarboxazid
- Labetalol
- Levalbuterol
- Levobetaxolol
- Levobunolol
- Levothyroxine
- Levothyroxine; Liothyronine (Porcine)
- Levothyroxine; Liothyronine (Synthetic)
- Linezolid
- Liothyronine
- Liraglutide
- Lisdexamfetamine
- Lixisenatide
- Loratadine; Pseudoephedrine
- Macitentan
- Maprotiline
- Mecamylamine
- Meglitinides
- Metaproterenol
- Metformin; Pioglitazone
- Metformin; Rosiglitazone
- Methamphetamine
- Metoprolol
- Midodrine
- Miglitol
- Monoamine oxidase inhibitors
- Nabilone
- Nadolol
- Naproxen; Pseudoephedrine
- Nebivolol
- Nebivolol; Valsartan
- Nitrates
- Norepinephrine
- Nortriptyline
- Olodaterol
- Ozanimod
- Penbutolol
- Perphenazine; Amitriptyline
- Phenelzine
- Phenylephrine
- Phenylephrine; Promethazine
- Pindolol
- Pioglitazone
- Pirbuterol
- Pramlintide
- Procarbazine
- Propranolol
- Protriptyline
- Pseudoephedrine
- Rasagiline
- Riociguat
- Rosiglitazone
- Safinamide
- Salmeterol
- Selegiline
- Selexipag
- Semaglutide
- SGLT2 Inhibitors
- Sotalol
- Sulfonylureas
- Terbutaline
- Theophylline, Aminophylline
- Thiazolidinediones
- Thyroid hormones
- Timolol
- Tiotropium; Olodaterol
- Tolcapone
- Tranylcypromine
- Treprostinil
- Tricyclic antidepressants
- Trimipramine
- Umeclidinium; Vilanterol
- Vasodilators
- Vasopressors