Achromycin V Capsules

Generic name: Tetracycline hydrochloride.

Other brand names: Ala-Tet, Ala-V, Nor-Tet, Panmycin, Sumycin, Tetracyn, Tetralan-500

Achromycin V is a tetracycline antibiotic. It is used to prevent bacteria from multiplying and growing. It is an alternative drug for those who are allergic to penicillin. 

Quick Facts About Achromycin V


Used to treat acne and a wide variety of bacterial infections.

Achromycin V Dosage

Take exactly as prescribed. Finish the entire prescription. Shake liquid form well before using. Do not use after expiration date; is highly toxic to the kidneys. Take I hour before or 2 hours after a meal.

  • Usual adult dose: for most infections — 1 to 2 grams divided into 2 or 4 equal doses, depending on severity. For brucellosis—500 milligrams 4 times daily for 3 weeks, accompanied by streptomycin. For syphilis— a total of 30 to 40 grams taken in equally divided doses over a 10 to 15 day period. For urethral, endocervical, or rectal infections in adults caused by Chlamydia trachomatis — 500 milligrams 4 times a day, for at least 7 days.
  • Usual child dose: for children 8 years and above — 10 to 20 milligrams per pound of body weight divided into 2 or 4 equal doses.
  • Missed dose: if taking 1 daily dose—take as soon as possible, then take next dose 10 to 12 hours later. If taking 2 daily doses—take as soon as possible, then take next dose 5 to 6 hours later. If taking 3 or more daily doses—take as soon as possible, then take next dose 2 to 4 hours later. Then go back to regular schedule.

Achromycin V Side Effects

Overdose symptoms:

may cause liver damage. If you suspect an overdose, immediately seek medical attention.

More common side effects: anemia, blood disorders, blurred vision and headache (in adults), bulging soft spot on the head (in infants), diarrhea, difficult or painful swallowing, dizziness, extreme allergic reactions, genital or anal sores or rash, hives, inflammation of large bowel, inflammation of the tongue, inflammation of upper digestive tract, increased sensitivity to light, loss of appetite, nausea, rash, ringing in the ears, swelling due to fluid accumulation, vision disturbance, vomiting.

Less common Achromycin Vside effects: inflamed skin, liver poisoning, muscle weakness, peeling, throat sores and inflammation.


Inform your doctor before combining Achromycin V with:

antacids containing aluminum, calcium, or magnesium, such as Mylanta and Maalox; blood thinners such as Coumadin; oral contraceptives; Penicillin (Amoxil, Pen*Vee K, others).

Foods, milk, and some dairy products interfere with the absorption of tetracyclines. 

Special Cautions

Achromycin V Capsules not recommended for use during the last half of pregnancy. Can affect the development of the unborn child’s bones and teeth. If pregnant or planning to become pregnant, inform your doctor immediately. Appears in breast milk; could affect a nursing infant.

No special precautions apply to seniors.

Not prescribed for children under 8 years.

  • Do not take this medication if you have had an allergic reaction to this or other tetracycline medications.
  • Inform your doctor if you have kidney disease; a lower dose may be necessary.
  • Use caution in sunlight or ultraviolet light.
  • Sometimes antibiotics cause other infections; notify your doctor if you develop other infections.
  • If taking over a length of time, your blood, kidneys, and liver should be monitored.

Note: provides accurate and independent information prescription pills, over-the-counter medicines and natural products. This material is provided for educational purposes only and is not intended for medical advice, diagnosis or treatment. If you have questions about  dosage, or Achromycin V side effects, please contact your healthcare provider.