Tetrastar 500mg Capsule belongs to the 'antibiotics' class, primarily used to treat bacterial infections. Tetrastar 500mg Capsule is also used to treat sexually transmitted diseases, such as syphilis, gonorrhoea, or chlamydia. Bacterial infection occurs when harmful bacteria grow in the body and causes illness. It can infect any part of the body and multiply very quickly.

Tetrastar 500mg Capsule contains 'Tetracycline' a broad-spectrum antibiotic. It works by preventing the synthesis of bacterial proteins, which are the primary cursors for carrying out bacteria's vital functions. This process further inhibits bacterial growth.

Your doctor will decide the dose and duration of the course based on the severity of your disease. Like all medicines, Tetrastar 500mg Capsule also causes side effects, although not everybody gets them. Common side effects of Tetrastar 500mg Capsule include nausea, vomiting, diarrhoea, loss of appetite, mouth sores, black hairy tongue, sore throat, dizziness, headache, and rectal discomfort. If any of these effects persist or worsen, seek medical advice promptly.

Brief your medical history to the doctor, if you are allergic to Tetrastar 500mg Capsule or any of its components. It is advised to consult your doctor if you are pregnant or breastfeeding before taking Tetrastar 500mg Capsule. Avoid taking alcohol while using Tetrastar 500mg Capsule since it may worsen the side effects. Tetrastar 500mg Capsule can make you feel dizzy, hence drive or operate machinery only when you are alert. Tetrastar 500mg Capsule is not recommended in children below eight years of age since it causes permanent tooth discolouration. 

Tetrastar 500mg Capsule contains 'Tetracycline,' a broad-spectrum antibiotic that treats bacterial infections. It works by preventing the synthesis of bacterial proteins, which are the primary cursors for carrying out bacteria's vital functions. Tetracycline effectively treats acne, pneumonia, bronchitis, whooping cough, conjunctivitis, Q fever or tick fever (bacterial infection caused by the bite of infected ticks), brucellosis (infection spread from animals), and psittacosis (infections spread from birds). It is also used to treat leptospirosis (an infection spread through the urine of animals), gas-gangrene (infection in injury or surgery wound), tetanus (bacterial infection affecting nerves), cholera, and sexually transmitted diseases, such as syphilis, gonorrhoea, or chlamydia. It also treats stomach ulcers when used in combination with other anti-ulcer drugs. 

• Nausea 
• Vomiting 
• Diarrhoea 
• Headache

Iron supplements, multivitamins, calcium supplements, antacids (containing magnesium and aluminium), and laxatives may bind to Tetrastar 500mg Capsule in the gastrointestinal tract, lowering its absorption and efficiency. Hence maintain at least 2 hours between intake of Tetrastar 500mg Capsule and other medications. Please undergo an examination to rule out CDAD's chances if you experience diarrhoea following Tetracycline therapy. Please seek medical advice if you are pregnant or breastfeeding before taking Tetrastar 500mg Capsule. Tetrastar 500mg Capsule causes dizziness, hence drive or operate machinery only when you are alert. Tetrastar 500mg Capsule is not recommended in children below eight years of age since it causes permanent tooth discolouration. Prolonged use of tetracycline in children during tooth development (last half of pregnancy, infancy, and childhood to the age of 8 years) may cause permanent discolouration of the teeth (yellow-grey-brown).

Drug-Drug Interaction: Tetrastar 500mg Capsule may interact with antibiotics (amoxicillin), anticoagulants (warfarin), pneumonia medicine (atovaquone), drugs treating skin diseases (acitretin, isotretinoin), heart-related medicines (digoxin), antacids, calcium and iron supplements, and laxatives. 

Drug-Food Interaction: Do not take Tetrastar 500mg Capsule with milk or other dairy products. Take only when your doctor has told you to. Dairy products like milk can make it harder for your body to absorb Tetrastar 500mg Capsule. 

Drug-Disease Interaction: Before taking Tetrastar 500mg Capsule, let your doctor know if have any kidney or liver diseases, colitis (inflammation of the inner lining of the colon), oesophagus diseases like hiatal hernia (stomach pushes through the diaphragm into the chest cavity), reflux disorder, myasthenia gravis (muscle weakness), difficulty chewing and swallowing, and slurred speech.

• AMOXICILLIN
• WARFARIN
• ACITRETIN
• ISOTRETINOIN
• DIGOXIN
• ATOVAQUONE
• IRON
• MAGNESIUM HYDROXIDE

• Include more fibre-enriched food in your diet, as it can be easily digested by your gut bacteria, which helps stimulate their growth. Thus, fibre foods may help restore healthy gut bacteria after a course of antibiotics. Whole grains like whole-grain bread and brown rice should be included in your diet. 
• Eating grapefruit during antibiotics treatment can prevent the body from utilizing Tetrastar 500mg Capsule properly. So, avoid intake of grapefruit or grapefruit juice with the antibiotic. 
• Avoid taking too much calcium, iron-enriched foods and drinks as it might affect the working of Tetrastar 500mg Capsule. 
• Avoid intake of alcoholic beverages with Tetrastar 500mg Capsule as it can make you dehydrated and affect your sleep. This can make it more challenging for your body to aid the Tetrastar 500mg Capsule in fighting off infections.
• Manage stress, eat healthily, drink plenty of water, exercise regularly, and get plenty of sleep.
• Do not walk barefoot at places like gym showers to prevent bacterial infections. 

• Renal, hepatic, and blood function tests are advised during prolonged therapy to rule out any toxicity caused due to overdose of Tetrastar 500mg Capsule. 
• Clostridium difficile associated diarrhoea (CDAD) is reported during usage of antibiotics like Tetracycline. Please see your doctor if you experience prolonged diarrhoea. 

Bacterial infection: It occurs when harmful bacteria grow in the body and causes illness. It can infect any part of the body and multiply very quickly. Bacteria occur in three basic shapes: spherical, rod and spiral-shaped. Bacteria may be gram-positive (have thick cell wall) or gram-negative (do not have a cell wall). Some common symptoms of a bacterial infection include cough, fever and tiredness.