Drugs and Medicine for Treatment of High Blood Pressure

>are all at we have. They increase the lifespan and
There were hardly any drugs for the treatmentquality of life of patients of high blood
of this condition. It was only in the latter half ofpressure.Since all of us fear high blood pressure,
the last century, that medical science made rapidlet us first examine what blood pressure
advancements, and today drugs allow a(BP)actually is and why blood should need a
hypertensive patient to live a near normal life arepressure at all. Nimodipine (Nimodip 30 mg) It
available. The first real drug to treat hypertensionincreases brain blood flow, therefore, it is
was given to the rest of the world by India'scommonly used in the treatment of stroke.
indigenous system of medicine, Ayurveda. TheNicardipine, nitrendipine, lercanidipine and lecidipine
roots of the plant 'sarpgandha' (rauwolfiaare some other drugs. Advantages: All CCBs are
serpentina) formed a part of the repitoire useduseful in angina, IHD and hypertension. Except
for treating various ailments. Indian researchers ofdiltiazem and verapamil all can be combined with
the system discovered the blood pressurebeta-blockers (Atenolol commonly). They are also
lowering properties of these roots. Subsequentlyusefull in migraine and peripheral vascular disease.
in 1953, Swiss scientists isolated the pure chemicalKidney blood flow is well maintained and nifedipine
substance, and named it reserpine (SERPASIL),may increase urine output. The antihypertensive
which remained in the forefront for the treatmenteffect is not blunted by anti-intlamatory pain
of high blood pressure for almost two decades.relievers which is its unique feature.Adverse
Now, it has been replaced by more modern drugseffects and Precautions: As a group CCBs can
and is rarely used. In spite of these recentcause sensation of vomiting, constipation, swelling
advances, it is a pity that the treatment ofover feet and hypotension. Verapamil and
hypertension remains palliative rather thandiltiazem precipitate congestive heart failure and
curative. There is a difference betweenheart blocks. Verapamil and diltiazem are never
anti-hypertensives and other drugs like antibiotics.used with betablockers. They are not safe in
The latter drugs destroy micro-organisms andpregnancy. These should be used with caution in
remove the cause of the infective state, enablingangina to avoid alarming rise in pulse rate. These
a complete cure; while the former, hardly everdrugs do not significantly alter blood lipids and may
cure the disease. They only lower the bloodhave some bronchodilatory effects, thus are very
pressure without removing the cause.useful in asthmatic hypertensives. In this aspect
Nevertheless, these drugs are important, as theythey are better than nonselective beta-blockers.