Author: Andrew Parker, MD
Andrew Parker, MD
Dr. Andrew Parker is a board-certified internal medicine physician with over 10 years of clinical experience. He earned his medical degree from the University of California, San Francisco (UCSF), and has worked at leading hospitals including St. Mary’s Medical Center. Dr. Parker specializes in patient education and digital health communication. He now focuses on creating clear, accessible, and evidence-based medical content for the public.
Comprehensive Guide to Temozolomide: Uses, Dosage, Side Effects, and More 1. What is Temozolomide? Temozolomide is an oral alkylating agent that crosses the blood-brain barrier to inhibit DNA replication by methylating guanine, primarily used in chemotherapy for brain tumors. This medication is a cornerstone in managing glioblastoma and other central nervous system malignancies, administered under specialized care. 2. Overview of Temozolomide Generic Name Temozolomide Brand Name Temodar, generics Drug Group Alkylating agent (antineoplastic) Commonly Used For This medication is used to: Treat glioblastoma multiforme. Manage anaplastic astrocytoma. Control recurrent brain tumors. Key Characteristics Form: Oral capsules (5 mg, 20 mg,…
Comprehensive Guide to Tenecteplase: Uses, Dosage, Side Effects, and More 1. What is Tenecteplase? Tenecteplase is a fibrin-specific thrombolytic agent that converts plasminogen to plasmin, dissolving blood clots to restore blood flow. This medication is primarily used in acute myocardial infarction (AMI) and acute ischemic stroke (AIS), administered as a single bolus in emergency settings. 2. Overview of Tenecteplase Generic Name Tenecteplase Brand Name TNKase, generics Drug Group Thrombolytic (fibrinolytic) Commonly Used For This medication is used to: Treat acute myocardial infarction (AMI). Manage acute ischemic stroke (AIS). Restore blood flow in thrombotic emergencies. Key Characteristics Form: Lyophilized powder for…
Comprehensive Guide to Tenofovir: Uses, Dosage, Side Effects, and More 1. What is Tenofovir? Tenofovir is a nucleotide reverse transcriptase inhibitor (NRTI) that inhibits HIV-1 and HBV reverse transcriptase, preventing viral replication. This medication is a cornerstone in antiretroviral therapy (ART) for HIV and chronic hepatitis B, offering broad-spectrum antiviral activity under specialized care. 2. Overview of Tenofovir Generic Name Tenofovir Brand Name Viread, Truvada, Atripla, Descovy, generics (as disoproxil fumarate or alafenamide) Drug Group Nucleotide reverse transcriptase inhibitor (NRTI, antiretroviral/hepatitis B antiviral) Commonly Used For This medication is used to: Treat HIV-1 infection. Manage chronic hepatitis B. Prevent HIV…
Comprehensive Guide to Terazosin: Uses, Dosage, Side Effects, and More 1. What is Terazosin? Terazosin is an alpha-1 adrenergic receptor blocker that relaxes smooth muscles in the prostate and bladder neck, improving urine flow. This medication is primarily used to treat benign prostatic hyperplasia (BPH) and hypertension, offering symptom relief and blood pressure control under medical supervision. 2. Overview of Terazosin Generic Name Terazosin Brand Name Hytrin, generics Drug Group Alpha-1 adrenergic blocker (antihypertensive) Commonly Used For This medication is used to: Treat benign prostatic hyperplasia (BPH). Manage hypertension. Alleviate urinary symptoms. Key Characteristics Form: Oral capsules or tablets (1…
Comprehensive Guide to Terbinafine: Uses, Dosage, Side Effects, and More 1. What is Terbinafine? Terbinafine is an allylamine antifungal agent that inhibits ergosterol synthesis by blocking squalene epoxidase, effectively treating fungal infections of the skin, nails, and other tissues. This medication is widely used to combat dermatophyte infections, offering rapid and sustained relief under medical supervision. 2. Overview of Terbinafine Generic Name Terbinafine Brand Name Lamisil, generics Drug Group Allylamine antifungal Commonly Used For This medication is used to: Treat fungal skin infections. Manage nail fungus (onychomycosis). Control systemic fungal infections. Key Characteristics Form: Oral tablets (250 mg), topical cream…
Comprehensive Guide to Terbutaline: Uses, Dosage, Side Effects, and More 1. What is Terbutaline? Terbutaline is a selective beta-2 adrenergic agonist that relaxes bronchial smooth muscle and inhibits uterine contractions by stimulating beta-2 receptors. This medication is widely used as a bronchodilator for asthma and COPD, and as a tocolytic to delay preterm labor, administered under medical supervision. 2. Overview of Terbutaline Generic Name Terbutaline Brand Name Brethine, Bricanyl, generics Drug Group Beta-2 adrenergic agonist (bronchodilator, tocolytic) Commonly Used For This medication is used to: Relieve asthma and COPD symptoms. Prevent bronchospasm. Delay preterm labor. Key Characteristics Form: Oral tablets…
Comprehensive Guide to Testosterone: Uses, Dosage, Side Effects, and More 1. What is Testosterone? Testosterone is a naturally occurring androgen hormone critical for male development, muscle growth, and sexual function, also used therapeutically to treat hypogonadism and related conditions. This medication is available in various forms to restore hormonal balance under medical supervision. 2. Overview of Testosterone Generic Name Testosterone Brand Names AndroGel, Testim, Depo-Testosterone, Axiron, generics Drug Group Androgen (hormone replacement therapy) Commonly Used For This therapy is used to: Treat male hypogonadism. Enhance muscle mass and strength. Improve sexual dysfunction. Key Characteristics Forms: Topical gels (1%, 2%), injections…
Comprehensive Guide to Tetracycline: Uses, Dosage, Side Effects, and More 1. What is Tetracycline? Tetracycline is a broad-spectrum antibiotic that inhibits bacterial protein synthesis by binding to the 30S ribosomal subunit, effective against a wide range of gram-positive and gram-negative bacteria. This medication has been a cornerstone in treating bacterial infections since its discovery, remaining relevant despite emerging resistance challenges. 2. Overview of Tetracycline Generic Name Tetracycline Brand Name Sumycin, Achromycin, generics Drug Group Tetracycline-class antibiotic Commonly Used For This medication is used to: Treat bacterial infections. Manage acne and rosacea. Prevent malaria in certain regions. Key Characteristics Form: Oral…
Comprehensive Guide to Theophylline: Uses, Dosage, Side Effects, and More 1. What is Theophylline? Theophylline is a methylxanthine bronchodilator that relaxes bronchial smooth muscles and enhances diaphragmatic contractility, primarily used to treat chronic respiratory conditions like asthma and chronic obstructive pulmonary disease (COPD). This medication also has anti-inflammatory and immunomodulatory effects, making it a versatile therapeutic option. 2. Overview of Theophylline Generic Name Theophylline Brand Name Theo-24, Uniphyl, generics Drug Group Methylxanthine bronchodilator Commonly Used For This medication is used to: Manage asthma. Treat chronic obstructive pulmonary disease (COPD). Alleviate symptoms of reversible airway obstruction. Key Characteristics Form: Oral tablets…
Comprehensive Guide to Thiopental: Uses, Dosage, Side Effects, and More 1. What is Thiopental? Thiopental is a rapid-onset, short-acting barbiturate that acts as a general anesthetic by enhancing GABA-mediated inhibition in the central nervous system. This medication is widely used for induction of anesthesia, seizure control, and emergency medical procedures, requiring precise administration by trained professionals. 2. Overview of Thiopental Generic Name Thiopental Brand Name Pentothal, generics Drug Group Barbiturate (general anesthetic) Commonly Used For This medication is used to: Induce general anesthesia. Control status epilepticus. Manage elevated intracranial pressure. Key Characteristics Form: Powder for injection (500 mg, 1 g/vial)…