Id |
Subject |
Object |
Predicate |
Lexical cue |
T243 |
0-21 |
Sentence |
denotes |
Antiviral Medications |
T244 |
23-33 |
Sentence |
denotes |
Remdesivir |
T245 |
34-127 |
Sentence |
denotes |
Limited data regarding GI adverse events are available, as phase 3 trials are still underway. |
T246 |
128-451 |
Sentence |
denotes |
Based on studies regarding Ebola, there have been reports of elevated transaminases, although the severity and incidence have not been quantified.87 There is 1 published case series (n = 53) on compassionate use of remdesivir in COVID-19.88 In this study, the most common adverse effects were notably Gl and hepatotoxicity. |
T247 |
452-596 |
Sentence |
denotes |
Five of 53 patients (9%) experienced diarrhea and 12 of 53 patients (23%) had reported elevations in hepatic enzymes associated with remdesivir. |
T248 |
597-697 |
Sentence |
denotes |
Of 4 patients (8%) who discontinued treatment prematurely, 2 were due to elevated aminotransferases. |
T249 |
699-718 |
Sentence |
denotes |
Lopinavir/ritonavir |
T250 |
719-827 |
Sentence |
denotes |
The combination lopinavir/ritonavir is FDA-approved for the treatment of human immunodeficiency virus (HIV). |
T251 |
828-882 |
Sentence |
denotes |
More recently, it was utilized to treat MERS and SARS. |
T252 |
883-1064 |
Sentence |
denotes |
There is 1 trial by Cao et al89 that randomized 199 hospitalized patients with severe COVID-19 to receive treatment to lopinavir/ritonavir (n = 99) or placebo (n = 100) for 14 days. |
T253 |
1065-1456 |
Sentence |
denotes |
GI adverse events were most common among those in the treatment group, and were the primary reason for medication discontinuation; of patients receiving lopinavir/ritonavir, there were 9.5% (9 of 99) with nausea, 6.3% (6 of 99) with vomiting, 4.2% (4 of 99) with diarrhea, 4.2% (4 of 99) with abdominal discomfort, 4.2% (4 of 99) with reported stomach ache, and 4.2% (4 of 99) with diarrhea. |
T254 |
1457-1566 |
Sentence |
denotes |
Additionally, there were 2 serious adverse events of acute gastritis, which both led to drug discontinuation. |
T255 |
1567-1738 |
Sentence |
denotes |
When lopinavir/ritonavir is used in patients with HIV, diarrhea is the most common GI adverse events (10%–30%), with greater prevalence among those receiving higher doses. |
T256 |
1739-1872 |
Sentence |
denotes |
Other GI adverse events in HIV are similar to Cao et al’s RCT, with nausea in 5%–15% and vomiting in 5%–10% of patients90 (Table 3 ). |
T257 |
1873-1964 |
Sentence |
denotes |
Table 3 Gastrointestinal Treatment Adverse Effects of Currently Utilized COVID-19 Therapies |
T258 |
1965-2041 |
Sentence |
denotes |
Medication type Medication name Adverse effects Major drug–drug interactions |
T259 |
2042-2066 |
Sentence |
denotes |
Gastrointestinal Hepatic |
T260 |
2067-2206 |
Sentence |
denotes |
Antimalarial ChloroquineHydroxychloroquine Nausea, vomiting, abdominal pain, and diarrhea reported; frequency not defined Likelihood score: |
T261 |
2207-2279 |
Sentence |
denotes |
D (possible rare cause of clinically apparent liver injury).Description: |
T262 |
2280-2317 |
Sentence |
denotes |
Rare elevations in aminotransferases. |
T263 |
2318-2403 |
Sentence |
denotes |
Most reactions are hypersensitivity with no known cross reactivity to hepatic injury. |
T264 |
2404-2471 |
Sentence |
denotes |
If this occurs, reasonable to switch between chloroquine therapies. |
T265 |
2472-2564 |
Sentence |
denotes |
Substrate for CYP2D6 and CYP3A4 substrateSame as above; also substrate for CYP3A5 and CYP2C8 |
T266 |
2565-2641 |
Sentence |
denotes |
Antiviral Remdesivir Not reported (limited data available) Likelihood score: |
T267 |
2642-2665 |
Sentence |
denotes |
Not scored.Description: |
T268 |
2666-2715 |
Sentence |
denotes |
Hepatotoxicity reported; frequency not yet known. |
T269 |
2716-2766 |
Sentence |
denotes |
Not a significant inducer/inhibitor of CYP enzymes |
T270 |
2767-2807 |
Sentence |
denotes |
Lopinavir/ritonavir Nausea and vomiting: |
T271 |
2808-2835 |
Sentence |
denotes |
5%–10% (higher in children: |
T272 |
2836-2855 |
Sentence |
denotes |
20%)Abdominal pain: |
T273 |
2856-2871 |
Sentence |
denotes |
1%–10%Diarrhea: |
T274 |
2872-2937 |
Sentence |
denotes |
10%–30% + dose-dependentOther: dysguesia in adults <2%, children: |
T275 |
2938-2975 |
Sentence |
denotes |
25%, increased serum amylase, lipase: |
T276 |
2976-2982 |
Sentence |
denotes |
3%–8%. |
T277 |
2983-3000 |
Sentence |
denotes |
Likelihood score: |
T278 |
3001-3074 |
Sentence |
denotes |
D (possible, rare cause of clinically apparent liver injury).Description: |
T279 |
3075-3256 |
Sentence |
denotes |
Hepatotoxicity ranges from mild elevations in aminotransferases to acute liver failure.Recovery takes 1–2 mo.Re-challenging may lead to recurrence and should be avoided if possible. |
T280 |
3257-3371 |
Sentence |
denotes |
Substrate for: CYP3A4, CYP2D6P-gpInducer for: CYP1A2, CYP2B6, CYP2C8, CYP2C9, CYP2C19, UGT1A1Inhibitor for: CYP3A4 |
T281 |
3372-3400 |
Sentence |
denotes |
Favipiravir Nausea/vomiting: |
T282 |
3401-3416 |
Sentence |
denotes |
5%–15%Diarrhea: |
T283 |
3417-3459 |
Sentence |
denotes |
5%Limited data available Likelihood score: |
T284 |
3460-3482 |
Sentence |
denotes |
Not scoredDescription: |
T285 |
3483-3521 |
Sentence |
denotes |
3% prevalence, but few data available. |
T286 |
3522-3616 |
Sentence |
denotes |
Inhibitor for: CYP2C8 and aldehyde oxidaseMetabolized by xanthine oxidase and aldehyde oxidase |
T287 |
3617-3738 |
Sentence |
denotes |
The Cao et al89 RCT did not show a significant increase in hepatotoxicity in the treatment compared to the control group. |
T288 |
3739-4122 |
Sentence |
denotes |
However, in patients with HIV, there is a well-documented known risk of hepatotoxicity, with liver injury severity ranging from mild enzyme elevations to acute liver failure.91 Moderate-to-severe elevations in serum aminotransferases, defined as more than 5 times the ULN, are found in 3%–10%.91 Rates may be higher in patients with concurrent HIV and hepatitis C virus co-infection. |
T289 |
4123-4347 |
Sentence |
denotes |
In some cases, mild asymptomatic elevations are self-limited and can resolve with continuation of the medication, but re-challenging the medication can also lead to recurrence and, therefore, should be avoided when possible. |
T290 |
4348-4396 |
Sentence |
denotes |
Acute liver failure, although reported, is rare. |
T291 |
4397-4544 |
Sentence |
denotes |
Ritonavir has potent effects on cytochrome P450 and therefore affects drug levels of a large number of medications typically given in GI practices. |
T292 |
4546-4557 |
Sentence |
denotes |
Favipiravir |
T293 |
4558-4615 |
Sentence |
denotes |
There are 2 published studies on favipiravir in COVID-19. |
T294 |
4616-4856 |
Sentence |
denotes |
The first is an open-label RCT for favipiravir vs arbidol conducted in Wuhan, China by Chen et al.92 This study reported digestive tract reactions, including nausea, “anti-acid,” or flatulence in 13.79% (16 of 116) of the favipiravir group. |
T295 |
4857-4950 |
Sentence |
denotes |
Hepatotoxicity characterized by any elevation in AST or ALT was reported in 7.76% (9 of 116). |
T296 |
4951-5216 |
Sentence |
denotes |
The second is an open-label control study of favipiravir or lopinavir/ritonavir, both used in conjunction with interferon alfa, for COVID-19 by Cai et al,93 which reported diarrhea in 5.7% (2 of 35) and liver injury in 2.9% (1 of 35) (Supplementary Tables 2 and 3). |