Doxycycline (Pidclin) 100mg Capsules 100's is an antibiotic used to treat a variety of bacterial infections, including respiratory infections, skin infections, urinary tract infections, and sexually transmitted diseases. It works by inhibiting the growth of bacteria, helping to clear the infection. Each capsule contains 100mg of Doxycycline, and the pack contains 100 capsules. It's important to take the full prescribed course of the medication to ensure effectiveness and prevent the development of antibiotic resistance. Always follow the dosage instructions provided by your healthcare provider.