Generic Name: Dihydrocodeine

  • What is this medication and its most common uses?

    Synalgos-DC is a medicine used to relieve moderate to moderately severe pain. Synalgos-DC contains three medicines that work in three different ways to relieve your pain: aspirin, caffeine, and dihydrocodeine.

    Synalgos-DC is a federally controlled substance because it has abuse potential.

  • What should I know when beginning and continuing on this medication?

    How does this medication work?

    Synalgos-DC works in your central nervous system (the brain and spinal cord) and affects the way your body responds to pain. It also blocks a substance in your body that is involved in causing inflammation and pain.

    What are the beneficial effects of this medication and when should I begin to have results?

    What: Synalgos-DC has been shown to help relieve pain.

    When: Everyone responds differently to treatment, so try to be patient and follow your healthcare provider's directions. It is important that you take Synalgos-DC exactly as your healthcare provider has prescribed.

    How do I know it is working?

    You may feel an improvement in your pain. This is a good indicator that the medicine is working. Your healthcare provider may also ask you questions from time to time to assess how well your symptoms are controlled.

  • What are the possible side effects of this medication?

    The following is not a full list of side effects. Side effects cannot be anticipated. If any develop or change in intensity, tell your healthcare provider as soon as possible. Only your healthcare provider can determine if it is safe for you to continue taking this medication.

    Serious and potentially life-threatening breathing problems have occurred in certain children who received Synalgos-DC after surgery to remove their tonsils or adenoids. Do not give Synalgos-DC to treat your child's pain after tonsil or adenoid removal surgery. Call your healthcare provider right away if your child develops symptoms of breathing problems, such as unusual sleepiness, confusion, or loud or difficult breathing.

    More common side effects may include: lightheadedness, dizziness, drowsiness, sleepiness, nausea, vomiting, constipation, itching.

    Less common side effects may include:

    Synalgos-DC has abuse potential. If you have concerns, talk to your healthcare provider for more information about abuse and addiction. Do not share Synalgos-DC with others and take steps to protect Synalgos-DC from theft or misuse.

  • Who should not take this medication?

    Do not take Synalgos-DC if you are allergic to it or any of its ingredients.

    Do not use Synalgos-DC to treat your child's pain after tonsil or adenoid removal surgery.

  • What should I tell my healthcare provider before I take the first dose of this medication?

    Tell your healthcare provider about all prescription, over-the-counter, and herbal medications you are taking before beginning treatment with Synalgos-DC. Also, talk to your healthcare provider about your complete medical history, especially if you have stomach ulcers, a blood clotting disorder, a history of drug or alcohol addiction or a family history of these problems, or if you are pregnant, plan to become pregnant, or are breastfeeding.

  • What is the usual dosage?

    The information below is based on the dosage guidelines your healthcare provider uses. Depending on your condition and medical history, your healthcare provider may prescribe a different regimen. Do not change the dosage or stop taking your medication without your healthcare provider's approval.

    Adults and children >12 years: The usual dose is 2 capsules every 4 hours, as needed for pain.

    Your healthcare provider may adjust your dose as needed, until the desired effect is achieved.

  • How should I take this medication?

    Take Synalgos-DC exactly as prescribed by your healthcare provider. Do not change your dose without first talking to your healthcare provider.

  • What should I avoid while taking this medication?

    Do not drink alcohol or take prescription or over-the-counter medicines that contain alcohol while you are taking Synalgos-DC.

    Do not drive a car, operate machinery, or engage in other dangerous activities until you know how Synalgos-DC affects you.

  • What are the possible food and drug interactions associated with this medication?

    If Synalgos-DC is taken with certain other drugs, the effects of either could be increased, decreased, or altered. It is especially important to check with your healthcare provider before combining Synalgos-DC with the following: alcohol, blood thinners (such as warfarin), or other medicines that may make you sleepy (such as alprazolam, triazolam, or morphine).

  • May I receive this medication if I am pregnant or breastfeeding?

    The effects of Synalgos-DC during pregnancy are unknown. Synalgos-DC can be found in your breast milk if you take it while breastfeeding. Do not take Synalgos-DC while breastfeeding. Tell your healthcare provider immediately if you are pregnant, plan to become pregnant, or are breastfeeding.

  • What should I do if I miss a dose of this medication?

    If you miss your dose of Synalgos-DC, take it as soon as you remember. If it is almost time for your next dose, skip the one you missed and go back to your regular dosing schedule. Do not take two doses at once.

  • How should I store this medication?

    Store at room temperature.

Meet the Pharmacists

I'm Kristen Dore, PharmD. Welcome to PDR Health!

Check out my latest blog post on heartburn medication

Synalgos-DC Related Drugs

Synalgos-DC Related Conditions