Caffeine acts as a mild CNS (central nervous system) stimulant; it temporarily stops drowsiness and restoring alertness. Additionally, it relaxes smooth muscle, stimulates the cardiac muscle, and useful in some headaches such as for migraine treatment.
Sources of Caffeine: As mentioned earlier, caffeine is a naturally occurring substance that presents in certain plant sources. The most popular sources of caffeine include coffee, cola drinks, tea, cocoa (dark chocolates), and kola nuts.
Available caffeine brands: No Doz, Stay Awake, Quick-Pep, and Vivarin.
How does caffeine work to raise low blood pressure?
Caffeine is a mild stimulant, which works by stimulating the CNS, heart muscles, and the centers that control blood pressure. Caffeine can raise blood pressure, but might not work for you, if you are using it for a long time by drinking coffee, tea or other sources.
Who can use caffeine medications?
It helps to raise your blood pressure and prevents dizzy episodes. Caffeine is in use for the treatment of a headache, such as a migraine. It increases mental alertness, thus helpful in treating attention deficit-hyperactivity disorder (ADHD) in children. It prevents dizziness on standing up (orthostatic hypotension) in older people. It prevents Parkinson’s disease and helps in case of asthma by improving airway function.
How do you take caffeine drugs?
Take this product by mouth; do not take this medication before bedtime, because it can make you awake for the entire night. Instead of taking medication, you can prefer taking it as coffee, tea and other caffeine containing beverages.
Rarely, this medication may be habit-forming, causing withdrawal symptoms such as headaches, mental/mood changes such as irritation or nervousness. Thus, you need to reduce your dosage gradually to prevent withdrawal reactions.
What can expect from caffeine drug?
Caffeine can increase heart rate and stimulates centers that control blood pressure. Thus, it helps to raise blood pressure as well as prevents dizziness, one of the major undesirable symptoms of low blood pressure.
What are the possible side effects of caffeine drugs?
Caffeine is mostly safe when used appropriately. Rarely, caffeine may cause insomnia, nervousness, restlessness, stomach irritation, nausea, vomiting, increased heart rate and respiration. If you have heart disease (such as irregular heart rhythm, recent heart attack), stomach or intestinal ulcers, mental or mood disorders (such as anxiety, nervousness), then you should be cautious with the use of caffeine. Caffeine overdoses can cause headache, anxiety, chest pain, ring in the ears, mania, depression, disorientation, inhibition loss, delusions, hallucinations, psychosis, and rhabdomyolysis.
Possible drug interaction of caffeine
It may interact with adenosine, asthma medications (such as theophylline, and beta-agonists), ciprofloxacin, disulfiram, lithium, and medicines affecting liver enzymes that remove caffeine from your body (such as cimetidine, fluvoxamine, macrolide antibiotics, including erythromycin).
Caffeine suggested daily dosage
As per the Food and Drug Administration and the American Medical Association, caffeine is safe in moderate quantities. Caffeine dosage is considered as low if 130 to 300 mg/day, moderate if 200 to 300 mg/day, high if more than 400 mg/day, and heavy if more than 6,000 mg/day.
Caffeine can cause a short-term dramatic rise in your blood pressure. The amount of systolic blood pressure rises can be 3 to 14 mm Hg, and diastolic BP rise can be 4 to 13 mm Hg.
The cause of blood pressure spikes is still not known but may be due to caffeine property of blocking a hormone that widens arteries. Additionally, caffeine stimulates the adrenal gland to release more adrenaline, which too causes blood pressure spikes.
If you are panic about medication’s side effects, you can alternatively manage with low blood-pressure natural treatments.