Doxycycline 100mg is a tetracycline antibiotic effective against various bacterial infections.​

Cures: Treats infections caused by susceptible bacteria.​
Uses: Effective for respiratory tract infections, urinary tract infections, skin infections, eye infections, sexually transmitted infections, and certain types of acne.​
Dosage: Typically, 100 mg taken once or twice daily; dosage may vary based on the severity and type of infection.​
Side Effects: Common side effects include nausea, vomiting, diarrhea, loss of appetite, and increased sensitivity to sunlight.