What is chlorpheniramine and hydrocodone, and how does it work (mechanism of action)? Tussionex is a combination of an antihistamine that blocks allergic reactions and reduces the production of mucus (chlorpheniramine), and a narcotic that relieves pain and cough (hydrocodone). Tussionex is a liquid that slowly releases the chlorpheniramine and hydrocodone after it is ingested. …
Read More »Brexpiprazole (Rexulti) Uses, Side Effects & Drug Interactions
What is brexpiprazole, and how does it work (mechanism of action)? Brexpiprazole is an oral atypical antipsychotic used to treat schizophrenia. Other atypical antipsychotic drugs include olanzapine (Zyprexa), quetiapine (Seroquel), ziprasidone (Geodon), and aripiprazole (Abilify). Atypical antipsychotics differ from typical antipsychotics because they cause a lesser degree of movement (extrapyramidal) side effects and constipation. The exact mechanism of action of …
Read More »Lemon Balm: Uses, Side Effects, and Benefits of Melissa officinalis
What is lemon balm (Melissa officinalis)? How does it work (mechanism of action)? Lemon balm is a plant used as an herbal supplement. It may have antiviral activity against some viruses, for example, the herpes virus as well as calming effects. It active compounds in lemon balm are caffeic acid and tannins. What are the uses for lemon balm? Lemon …
Read More »Avodart (dutasteride) Prostate Drug Side Effects & Dosage
What is dutaseride? How does it work (mechanism of action)? Dutasteride is a medication used for the treatment of benign prostatic hyperplasia (BPH) also known as an enlarged prostate. Dutasteride belongs to a class of medication called 5-alpa reductase inhibitors. Male hormone dihydrotestosterone (DHT) is primarily responsible for development and enlargement of the prostate gland. Testosterone is converted into DHT …
Read More »atropine (Atreza) Uses, Side Effects & Dosage
What is atropine, and how does it work (mechanism of action)? Atropine belongs to a class of medications known as anticholinergics or antimuscarinics. Atropine occurs naturally and is extracted from the belladonna alkaloid plant. Atropine works by blocking the actions of a chemical called acetylcholine. Atropine has numerous uses in clinical medicine and is available in several dosage forms including …
Read More »Oral Typhoid Vaccine (Vivotif) Side Effects & Dosage
What is typhoid vaccine-oral enteric-coated capsule, and how does it work (mechanism of action)? Typhoid vaccine is a live attenuated (weakened) oral typhoid vaccine. Typhoid disease is caused by ingestion of Salmonella typhi strains from contaminated food or water. Active immunity from vaccine is occurs when the body produces antibodies to typhoid in response to the weakened typhoid bacteria in …
Read More »Salmeterol (Serevent) Uses, Side Effects & Dosage
What is salmeterol, and how does it work (mechanism of action)? Asthma is a breathing problem involving narrowing of the airways. Airways are breathing passages that allow air to move in and out of the lungs. In patients with asthma, airways can be narrowed by accumulation of mucus, spasm of the muscles that surround these airways, or swelling of the …
Read More »Oxazepam (Serax) Use, Side Effects & Dosage
What is oxazepam, and how does it work (mechanism of action)? Oxazepam (Serax, Zaxopam) is a member of a class of anti-anxiety medications called benzodiazepines. Other members of the benzodiazepine class include alprazolam (Xanax), chlordiazepoxide (Librium), clobazam (Onfi), diazepam (Valium), estazolam (Prosom), flurazepam (Dalmane), midazolam (Versed), lorazepam (Ativan), temazepam (Restoril), and triazolam (Halcion). It helps relieve anxiety by enhancing the …
Read More »oseltamivir (Tamiflu): Flu Drug Facts, Side Effects & Dosage
What is oseltamivir, and how does it work (mechanism of action)? Oseltamivir is an oral medication used for treating and preventing the “flu.” It is similar to zanamivir (Relenza). Oseltamivir suppresses and decreases the spread of influenza A and B viruses, the viruses responsible for the flu. It does this by blocking the action of neuraminidase, an enzyme produced by …
Read More »Potassium Iodide (SSKI, Pima Syrup) Uses & Side Effects
What is potassium iodide, and how does it work (mechanism of action)? Potassium iodide is a iodine-containing liquid that is used to protect the thyroid gland and to loosen secretions in the lungs (expectorant) so that they can be more easily coughed up (expectorated). Procedures that involve the use of radioactive iodine can damage the thyroid gland because the gland …
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