Minocycline hydrochloride for gonorrhea is usually effective after 2 to 3 days of medication, but due to the different physiques and conditions of different patients, the exact time of effectiveness varies from person to person. Minocycline hydrochloride is a semi-synthetic tetracycline broad-spectrum antibiotic, clinically it is mainly used for gonorrhea, prostatitis, urethritis, acne, tonsillitis, mastitis, acute and chronic bronchitis caused by sensitive bacteria. When this drug is used in the treatment of gonorrhea, the therapeutic effect can be observed after 2~3 days of medication, but the specific effective time is related to the patient and cannot be generalized. The most common adverse reactions include nausea, abdominal pain, anorexia, dizziness, etc. It is contraindicated for those who are allergic to tetracyclines. Please adhere to the medication according to the doctor’s prescription after the physician’s diagnosis, and actively cooperate with the physician’s treatment. Be clean in daily life and avoid unclean sexual behavior.