A false-positive pregnancy test can be devastating—especially for women who have difficulty conceiving or who are actively trying to get pregnant. The last thing you want is to jump for joy—only to find out later that you’re not actually pregnant. Hydroxychloroquine cost at costco Hydroxychloroquine platelets But they can cause the body to start producing hCG, which could get picked up on a pregnancy test and cause a false-positive reading. Chemical pregnancies are common and often occur for no reason. These 20 Medications Can Cause a False Positive on Drug Tests Sharon Orrange, MD, MPH Dr. Orrange is an Associate Professor of Clinical Medicine in the Division of Geriatric, Hospitalist and General Internal Medicine at the Keck School of Medicine of USC. Quinolone antibiotics levofloxacin, ofloxacin Quinolone antibiotics are commonly prescribed for urinary tract infections, pneumonia, and sinus infections among other things. Levofloxacin and ofloxacin are the most likely of these antibiotics to cause a false positive urine test for opiates. Cue: panicked visit to your ob/gyn, only to learn that you’re actually not pregnant and had nothing to stress about. On the flip side, getting a false pregnancy positive pregnancy test when you’re actively trying to get pregnant can be just as horrible. Can hydroxychloroquine cause a false positive for pregnancy Can a thyroid problem cause false positive pregnancy tests., Medications That Can Cause a False Positive on Drug. Methotrexate hydroxychloroquine rheumatoid arthritisHow to stop taking hydroxychloroquineIs quinine the same as plaquenilIs plaquenil an immunosuppressant medication A woman looking to have a baby can go through frustrating times when she discovers on the home pregnancy test a false positive result. Unlike blood pregnancy tests, urine pregnancy tests can display false positive results on account of a number of medications which interfere with the accurate result. Also, incorrect usage of the urine Medications That Cause False Positive Pregnancy Tests.. Medications That Can Cause a False Positive on Drug Tests.. Plaquenil Oral Uses, Side Effects, Interactions.. Jan 15, 2020 However, a false positive pregnancy test can also happen after an hCG injection. Besides errors doing and reading the urine pregnancy test incorrectly, there are only a very few circumstances in which you can have a positive pregnancy test false positive and you are not pregnant. Taking a home urine pregnancy test, following an abortion or miscarriage, can be another reason for a false-positive result. Once a fertilized egg is implanted into the uterine wall, the body. Causes of false positive pregnancy test result. Contamination. Urine samples can be contaminated by such substances as soap, detergents, creams, etc. These substances may get into either the sample or container. To avoid this, use a test in which you have to pee right on the strip. Consult your doctor for a blood test.