Doxigen 100 mg (Capsule)

Unit Price: ৳ 2.15 (10 x 10: ৳ 214.80)
Strip Price: ৳ 21.48

Medicine Details

Indications

  • Respiratory tract infections: Pneumonia, influenza, sinusitis, bronchitis, tonsillitis, tracheitis
  • Gastrointestinal tract infections: Cholera, traveler's diarrhea, shigella dysentery, acute intestinal amebiasis
  • Chlamydial infections: Lympho-granuloma venereum, psittacosis, trachoma
  • Sexually transmitted diseases: Non-gonococcal urethritis, acute pelvic inflammatory disease, uncomplicated urethral and endocervical or rectal infections, gonorrhea, syphilis, pyelonephritis, cystitis
  • Other infections: Impetigo, furunculosis, inclusion conjunctivitis, brucellosis, tularemia, cellulitis, acne and Q-fever

Description

  • Highly active broad-spectrum antibiotic
  • Effective against Gram-positive and Gram-negative bacteria, spirochete, mycoplasma, rickettsia, and mycobacteria
  • Used as an alternate to penicillin in the treatment of gonorrhea and syphilis
  • Main mechanism of action is on protein synthesis

Pharmacology

  • Semisynthetic tetracycline antibiotic with broad-spectrum activity
  • Primarily a bacteriostatic antibiotic
  • More active against Staphylococcus aureus and Nocardia
  • Active against penicillin-resistant strains of Staphylococcus aureus and certain Gram-negative strains of E. coli, Proteus mirabilis, and Klebsiella
  • Active against Haemophilus influenzae, Actinomyces, Brucella, Vibrio cholerae, Nocardia, Chlamydia, Mycoplasma, Rickettsiae, and spirochetes such as Borellia recurrentis, Treponema pallidum, and Plasmodium falciparum

Dosage

  • Usual dose: 200 mg on first day, then 100 mg daily for 7-10 days
  • Severe infections (including refractory urinary tract infections): 200 mg daily for 10 days
  • Acne: 100 mg daily
  • Uncomplicated genital chlamydia, non-gonococcal urethritis: 100 mg twice daily for 7-21 days (14-21 days in pelvic inflammatory disease)

Administration

  • Capsules should be swallowed whole with plenty of fluid during meals while sitting or standing

Interaction

  • Absorption of tetracyclines is impaired by antacids containing aluminum, calcium, or magnesium, and iron-containing preparations
  • Absorption of tetracyclines is also impaired by bismuth salicylate
  • Barbiturates, carbamazepine, and phenytoin decrease the half-life of doxycycline
  • Concurrent use of tetracyclines may render oral contraceptives less effective
  • Patients on anticoagulant therapy may require downward adjustment of their anticoagulant dosages
  • It is advisable to avoid giving tetracyclines in conjunction with penicillin

Contraindications

  • Hypersensitivity to any tetracyclines
  • Children under 8 years of age
  • Pregnant women and lactating mothers

Side Effects

  • Nausea, vomiting, diarrhea, skin rashes, hemolytic anemia, eosinophilia

Pregnancy & Lactation

  • Should be avoided in pregnant women due to the risk of staining and effect on bone growth in the fetus
  • Enter breast milk, thus mothers taking these drugs should not breastfeed their child

Precautions & Warnings

  • The use of drugs of the tetracycline class during tooth development may cause permanent discoloration of teeth

Therapeutic Class

  • Tetracycline group of drugs

Storage Conditions

  • Keep all medicines out of reach of children
  • Store in a cool and dry place, protected from light

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